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Code Activity

[BZ #2510, BZ #2830, BZ #3137, BZ #3313, BZ #3426, BZ #3465, BZ #3480, BZ #3483, BZ #3493, BZ #3514, BZ #3515, BZ #3664, BZ #3673, BZ #3674]

Browse Source 
2007-01-11  Jakub Jelinek  <jakub@redhat.com>
	* sysdeps/i386/soft-fp/sfp-machine.h: Remove.
	* sysdeps/x86_64/soft-fp/sfp-machine.h: Likewise.
2007-01-10  Ulrich Drepper  <drepper@redhat.com>
	* io/fts.c: Make sure fts_cur is always valid after return from
	fts_read.
	Patch by Miloslav Trmac <mitr@redhat.com>.
2006-10-27  Richard Sandiford  <richard@codesourcery.com>
	* elf/elf.h (R_MIPS_GLOB_DAT): Define.
	(R_MIPS_NUM): Bump by 1.
2007-01-03  Jakub Jelinek  <jakub@redhat.com>
	* posix/execvp.c: Include alloca.h.
	(allocate_scripts_argv): Renamed to...
	(scripts_argv): ... this.  Don't allocate buffer here nor count
	arguments.
	(execvp): Use alloca if possible.
	* posix/Makefile: Add rules to build and run tst-vfork3 test.
	* posix/tst-vfork3.c: New test.
	* stdlib/Makefile (tst-strtod3-ENV): Define.
2007-01-02  Ulrich Drepper  <drepper@redhat.com>
	* posix/getconf.c: Update copyright year.
	* nss/getent.c: Likewise.
	* iconv/iconvconfig.c: Likewise.
	* iconv/iconv_prog.c: Likewise.
	* elf/ldconfig.c: Likewise.
	* catgets/gencat.c: Likewise.
	* csu/version.c: Likewise.
	* elf/ldd.bash.in: Likewise.
	* elf/sprof.c (print_version): Likewise.
	* locale/programs/locale.c: Likewise.
	* locale/programs/localedef.c: Likewise.
	* nscd/nscd.c (print_version): Likewise.
	* debug/xtrace.sh: Likewise.
	* malloc/memusage.sh: Likewise.
	* malloc/mtrace.pl: Likewise.
	* debug/catchsegv.sh: Likewise.
2006-12-24  Ulrich Drepper  <drepper@redhat.com>
	* malloc/malloc.c (sYSMALLOc): Remove some unnecessary alignment
	attempts.
2006-12-23  Ulrich Drepper  <drepper@redhat.com>
	* posix/wordexp.c: Remove some unnecessary tests.
2006-12-20  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>

	* sysdeps/unix/sysv/linux/sh/bits/shm.h: New file.

	* nss/getXXbyYY_r.c: Include atomic.h.
	(INTERNAL (REENTRANT_NAME)): Write startp after start_fct,
	add atomic_write_barrier () in between.

2006-11-28  Jakub Jelinek  <jakub@redhat.com>
	* elf/dl-support.c: Include dl-procinfo.h.
	* sysdeps/powerpc/dl-procinfo.h (PPC_PLATFORM_POWER4,
	PPC_PLATFORM_PPC970, PPC_PLATFORM_POWER5, PPC_PLATFORM_POWER5_PLUS,
	PPC_PLATFORM_POWER6, PPC_PLATFORM_CELL_BE, PPC_PLATFORM_POWER6X):
	Define.
	(_dl_string_platform): Use PPC_PLATFORM_* macros instead of
	hardcoded constants.
	* sysdeps/powerpc/dl-procinfo.c (_dl_powerpc_platform): Use
	PPC_PLATFORM_* macros for array designators.
2006-11-11  Steven Munroe  <sjmunroe@us.ibm.com>
	* sysdeps/powerpc/dl-procinfo.c (_dl_powerpc_cap_flags): Add 3 new cap
	names to the beginning.
	(_dl_powerpc_platforms): Add "power6x".
	* sysdeps/powerpc/dl-procinfo.h (_DL_HWCAP_FIRST): Decrease.
	(HWCAP_IMPORTANT): Add PPC_FEATURE_HAS_DFP.
	(_DL_PLATFORMS_COUNT): Increase.
	(_dl_string_platform): Handle power6x case.
	* sysdeps/powerpc/sysdep.h (PPC_FEATURE_PA6T, PPC_FEATURE_HAS_DFP,
	PPC_FEATURE_POWER6_EXT): Define.
	(PPC_FEATURE_POWER5, PPC_FEATURE_POWER5_PLUS): Correct Comment.
	[-2^31 .. 2^31) range.
	* sysdeps/unix/sysv/linux/bits/statvfs.h: Define ST_RELATIME.
	* sysdeps/unix/sysv/linux/internal_statvfs.c (__statvfs_getflags):
	Handle relatime mount option.

2006-12-13  Jakub Jelinek  <jakub@redhat.com>
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S: Include
	kernel-features.h.

2006-12-11  Ulrich Drepper  <drepper@redhat.com>

	* stdlib/strtod_l.c (____STRTOF_INTERNAL): Parse thousand
	separators also if no non-zero digits found.
	* stdlib/Makefile (tests): Add tst-strtod3.
	[BZ #3664]
	* stdlib/strtod_l.c (____STRTOF_INTERNAL): Fix test to recognize
	empty parsed strings.
	* stdlib/Makefile (tests): Add tst-strtod2.
	* stdlib/tst-strtod2.c: New file.

	[BZ #3673]
	* stdlib/strtod_l.c (____STRTOF_INTERNAL): Fix exp_limit
	computation.
	* stdlib/Makefile (tests): Add tst-atof2.
	* stdlib/tst-atof2.c: New file.

	[BZ #3674]
	* stdlib/strtod_l.c (____STRTOF_INTERNAL): Adjust exponent value
	correctly if removing trailing zero of hex-float.
	* stdlib/Makefile (tests): Add tst-atof1.
	* stdlib/tst-atof1.c: New file.

	* misc/mntent_r.c (__hasmntopt): Check p[optlen] even when p == rest.
	Start searching for next comma at p rather than rest.
	* misc/Makefile (tests): Add tst-mntent2.
	* misc/tst-mntent2.c: New test.

2006-12-08  Ulrich Drepper  <drepper@redhat.com>
	* malloc/memusage.c: Handle realloc with new size of zero and
	non-NULL pointer correctly.
	(me): Really write first record twice.
	(struct entry): Make format bi-arch safe.
	(dest): Write out more realloc statistics.
	* malloc/memusagestat.c (struct entry): Make format bi-arch safe.
2006-12-05  Jakub Jelinek  <jakub@redhat.com>
	* nis/nis_subr.c (nis_getnames): Revert last change.
2006-12-03  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
	* sysdeps/unix/sysv/linux/sh/sys/io.h: Removed.
2006-11-30  H.J. Lu  <hongjiu.lu@intel.com>
	* sysdeps/i386/i686/memcmp.S: Use jump table as the base of
	jump table entries.

2006-11-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* sysdeps/unix/sysv/linux/i386/clone.S: Provide CFI for the outermost
	`clone' function to ensure proper unwinding stop of gdb.
	* sysdeps/unix/sysv/linux/x86_64/clone.S: Likewise.

2006-12-01  Ulrich Drepper  <drepper@redhat.com>

	* nscd/nscd.init: Remove obsolete and commented-out -S option
	handling.

2006-11-23  Jakub Jelinek  <jakub@redhat.com>

	[BZ #3514]
	* manual/string.texi (strncmp): Fix pastos from wcscmp description.

	[BZ #3515]
	* manual/string.texi (strtok): Remove duplicate paragraph.

2006-12-01  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* sysdeps/unix/sysv/linux/x86_64/sigaction.c: Fix compatibility with
	libgcc not supporting `rflags' unwinding (register # >= 17).

2006-11-30  Jakub Jelinek  <jakub@redhat.com>

	* sunrpc/svc_run.c (svc_run): Set my_pollfd to new_pollfd if realloc
	succeeded.

2006-11-29  Daniel Jacobowitz  <dan@codesourcery.com>
	    Jakub Jelinek  <jakub@redhat.com>
	    Jan Kratochvil  <jan.kratochvil@redhat.com>

	* sysdeps/unix/sysv/linux/x86_64/sigaction.c (restore_rt): Add correct
	unwind information.
	* sysdeps/unix/sysv/linux/x86_64/Makefile: Provide symbols for
	'restore_rt' even in the 'signal' directory.
	* sysdeps/unix/sysv/linux/x86_64/ucontext_i.sym: Extend the regs list.
	malloc crashed.  Don't allocate memory unnecessarily in each
	loop.
2006-10-21  Jakub Jelinek  <jakub@redhat.com>
	* resolv/mapv4v6addr.h (map_v4v6_address): Fix last change.
2006-11-20  Ulrich Drepper  <drepper@redhat.com>
	* resolv/mapv4v6addr.h (map_v4v6_address): Optimize a bit.
2006-11-18  Bruno Haible  <bruno@clisp.org>
	* sysdeps/unix/sysv/linux/i386/getgroups.c (__getgroups): Invoke
	__sysconf only after having tried to call getgroups32.
2006-11-19  Ulrich Drepper  <drepper@redhat.com>
	* nss/nss_files/files-hosts.c (LINE_PARSER): Support IPv6-style
	addresses for IPv4 queries if they can be mapped.
2006-11-16  Jakub Jelinek  <jakub@redhat.com>
	* sysdeps/x86_64/fpu/s_copysignf.S (__copysignf): Switch to .text.
	* sysdeps/x86_64/fpu/s_copysign.S (__copysign): Likewise.
	(signmask): Add .size directive.
	(othermask): Add .type directive.
2006-11-14  Ulrich Drepper  <drepper@redhat.com>
	* po/nl.po: Update from translation team.
	* timezone/zdump.c: Redo fix for BZ #3137.
2006-11-14  Jakub Jelinek  <jakub@redhat.com>
	* nss/nss_files/files-alias.c (get_next_alias): Set line back
	to first_unused after parsing :include: file.
	* timezone/africa: Update from tzdata2006o.
	* timezone/antarctica: Likewise.
	* timezone/asia: Likewise.
	* timezone/australasia: Likewise.
	* timezone/backward: Likewise.
	* timezone/europe: Likewise.
	* timezone/iso3166.tab: Likewise.
	* timezone/northamerica: Likewise.
	* timezone/southamerica: Likewise.
	* timezone/zone.tab: Likewise.

	* time/tzfile.c (__tzfile_read): Extend to handle new file format
	on machines with 64-bit time_t.

	* timezone/checktab.awk: Update from tzcode2006o.
	* timezone/ialloc.c: Likewise.
	* timezone/private.h: Likewise.
	* timezone/scheck.c: Likewise.
	* timezone/tzfile.h: Likewise.
	* timezone/tzselect.ksh: Likewise.
	* timezone/zdump.c: Likewise.
	* timezone/zic.c: Likewise.

	[BZ #3483]
	* elf/ldconfig.c (main): Call setlocale and textdomain.
	Patch mostly by Benno Schulenberg <bensberg@justemail.net>.

	[BZ #3480]
	* manual/argp.texi: Fix typos.
	* manual/charset.texi: Likewise.
	* manual/errno.texi: Likewise.
	* manual/filesys.texi: Likewise.
	* manual/lang.texi: Likewise.
	* manual/maint.texi: Likewise.
	* manual/memory.texi: Likewise.
	* manual/message.texi: Likewise.
	* manual/resource.texi: Likewise.
	* manual/search.texi: Likewise.
	* manual/signal.texi: Likewise.
	* manual/startup.texi: Likewise.
	* manual/stdio.texi: Likewise.
	* manual/sysinfo.texi: Likewise.
	* manual/syslog.texi: Likewise.
	* manual/time.texi: Likewise.
	Patch by Ralf Wildenhues <Ralf.Wildenhues@gmx.de>.

	[BZ #3465]
	* sunrpc/clnt_raw.c: Minimal message improvements.
	* sunrpc/pm_getmaps.c: Likewise.
	* nis/nss_nisplus/nisplus-publickey.c: Likewise.
	* nis/nis_print_group_entry.c: Likewise.
	* locale/programs/repertoire.c: Likewise.
	* locale/programs/charmap.c: Likewise.
	* malloc/memusage.sh: Likewise.
	* elf/dl-deps.c: Likewise.
	* locale/programs/ld-collate.c: Likewise.
	* libio/vswprintf.c: Likewise.
	* malloc/memusagestat.c: Likewise.
	* sunrpc/auth_unix.c: Likewise.
	* sunrpc/rpc_main.c: Likewise.
	* nscd/cache.c: Likewise.
	* locale/programs/repertoire.c: Unify output messages.
	* locale/programs/charmap.c: Likewise.
	* locale/programs/ld-ctype.c: Likewise.
	* locale/programs/ld-monetary.c: Likewise.
	* locale/programs/ld-numeric.c: Likewise.
	* locale/programs/ld-time.c: Likewise.
	* elf/ldconfig.c: Likewise.
	* nscd/selinux.c: Likewise.
	* elf/cache.c: Likewise.
	Patch mostly by Benno Schulenberg <bensberg@justemail.net>.

2006-11-10  Jakub Jelinek  <jakub@redhat.com>

	* string/strxfrm_l.c (STRXFRM): Fix trailing \1 optimization
	if N is one bigger than return value.
	* string/tst-strxfrm2.c (do_test): Also test strxfrm with l1 + 1
	and l1 last arguments, if buf is defined, verify the return value
	equals to strlen (buf) and verify no byte beyond passed length
	is modified.

2006-11-10  Ulrich Drepper  <drepper@redhat.com>

	* po/sv.po: Update from translation team.

	* sysdeps/gnu/siglist.c (__old_sys_siglist, __old_sys_sigabbrev):
	Use __new_sys_siglist instead of _sys_siglist_internal as
	second macro argument.
	(_old_sys_siglist): Use declare_symbol_alias macro instead of
	strong_alias.
2006-11-09  Ulrich Drepper  <drepper@redhat.com>

	[BZ #3493]
	* posix/unistd.h (sysconf): Remove const attribute.

	* sysdeps/posix/getaddrinfo.c (getaddrinfo): Fix test for
	temporary or deprecated addresses.
	Patch by Sridhar Samudrala <sri@us.ibm.com>.

	* string/Makefile (tests): Add tst-strxfrm2.
	* string/tst-strxfrm2.c: New file.

2006-10-09  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-debug.c (_dl_debug_initialize): Check r->r_map for 0
	rather than r->r_brk.
	* string/strxfrm_l.c (STRXFRM): Do the trailing \1 removal
	optimization even if needed > n.

2006-11-07  Jakub Jelinek  <jakub@redhat.com>

	* include/libc-symbols.h (declare_symbol): Rename to...
	(declare_symbol_alias): ... this.  Add ORIGINAL argument, imply
	strong_alias (ORIGINAL, SYMBOL) in asm to make sure it preceedes
	.size directive.
	* sysdeps/gnu/errlist-compat.awk: Adjust for declare_symbol_alias
	changes.
	* sysdeps/gnu/siglist.c: Likewise.

2006-11-03  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/fpu/bits/mathinline.h
	[__LIBC_INTERNAL_MATH_INLINES]: Moved to ...
	* sysdeps/powerpc/fpu/math_private.h: ...here.  New file.

2006-11-05  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/sysconf.c (intel_check_word):
	Update handling of cache descriptor 0x49 for new models.
	* sysdeps/unix/sysv/linux/x86_64/sysconf.c (intel_check_word):
	Likewise.

2006-11-02  Ulrich Drepper  <drepper@redhat.com>

	* configure.in: Work around ld --help change and avoid -z relro
	test completely if the architecture doesn't care about security.

2006-11-01  Ulrich Drepper  <drepper@redhat.com>

	* po/sv.po: Update from translation team.

2006-10-31  Ulrich Drepper  <drepper@redhat.com>

	* stdlib/atexit.c (atexit): Don't mark as hidden when used to
	generate compatibility version.

2006-10-29  Ulrich Drepper  <drepper@redhat.com>

	* configure.in: Relax -z relro requirement a bit.

	* po/sv.po: Update from translation team.

2006-10-29  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-sym.c (do_sym): Use RTLD_SINGLE_THREAD_P.
	* elf/dl-runtime.c (_dl_fixup, _dl_profile_fixup): Likewise.
	* elf/dl-close.c (_dl_close_worker): Likewise.
	* elf/dl-open.c (_dl_open_worker): Likewise.
	* sysdeps/generic/sysdep-cancel.h (RTLD_SINGLE_THREAD_P): Define.

	* configure.in: Require assembler support for visibility, compiler
	support for visibility and aliases, linker support for various -z
	options.
	* Makeconfig: Remove conditional code which now is unnecessary.
	* config.h.in: Likewise.
	* config.make.in: Likewise.
	* dlfcn/Makefile: Likewise.
	* elf/Makefile: Likewise.
	* elf/dl-load.c: Likewise.
	* elf/rtld.c: Likewise.
	* include/libc-symbols.h: Likewise.
	* include/stdio.h: Likewise.
	* io/Makefile: Likewise.
	* io/fstat.c: Likewise.
	* io/fstat64.c: Likewise.
	* io/fstatat.c: Likewise.
	* io/fstatat64.c: Likewise.
	* io/lstat.c: Likewise.
	* io/lstat64.c: Likewise.
	* io/mknod.c: Likewise.
	* io/mknodat.c: Likewise.
	* io/stat.c: Likewise.
	* io/stat64.c: Likewise.
	* libio/stdio.c: Likewise.
	* nscd/Makefile: Likewise.
	* stdlib/Makefile: Likewise.
	* stdlib/atexit.c: Likewise.
	* sysdeps/generic/ldsodefs.h: Likewise.
	* sysdeps/i386/dl-machine.h: Likewise.
	* sysdeps/i386/sysdep.h: Likewise.
	* sysdeps/i386/i686/memcmp.S: Likewise.
	* sysdeps/powerpc/powerpc32/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise.
	* sysdeps/unix/sysv/linux/x86_64/sigaction.c: Likewise.

	* Makerules: USE_TLS support is now default.
	* tls.make.c: Likewise.
	* csu/Versions: Likewise.
	* csu/libc-start.c: Likewise.
	* csu/libc-tls.c: Likewise.
	* csu/version.c: Likewise.
	* dlfcn/dlinfo.c: Likewise.
	* elf/dl-addr.c: Likewise.
	* elf/dl-cache.c: Likewise.
	* elf/dl-close.c: Likewise.
	* elf/dl-iteratephdr.c: Likewise.
	* elf/dl-load.c: Likewise.
	* elf/dl-lookup.c: Likewise.
	* elf/dl-object.c: Likewise.
	* elf/dl-open.c: Likewise.
	* elf/dl-reloc.c: Likewise.
	* elf/dl-support.c: Likewise.
	* elf/dl-sym.c: Likewise.
	* elf/dl-sysdep.c: Likewise.
	* elf/dl-tls.c: Likewise.
	* elf/ldconfig.c: Likewise.
	* elf/rtld.c: Likewise.
	* elf/tst-tls-dlinfo.c: Likewise.
	* elf/tst-tls1.c: Likewise.
	* elf/tst-tls10.h: Likewise.
	* elf/tst-tls14.c: Likewise.
	* elf/tst-tls2.c: Likewise.
	* elf/tst-tls3.c: Likewise.
	* elf/tst-tls4.c: Likewise.
	* elf/tst-tls5.c: Likewise.
	* elf/tst-tls6.c: Likewise.
	* elf/tst-tls7.c: Likewise.
	* elf/tst-tls8.c: Likewise.
	* elf/tst-tls9.c: Likewise.
	* elf/tst-tlsmod1.c: Likewise.
	* elf/tst-tlsmod13.c: Likewise.
	* elf/tst-tlsmod13a.c: Likewise.
	* elf/tst-tlsmod14a.c: Likewise.
	* elf/tst-tlsmod2.c: Likewise.
	* elf/tst-tlsmod3.c: Likewise.
	* elf/tst-tlsmod4.c: Likewise.
	* elf/tst-tlsmod5.c: Likewise.
	* elf/tst-tlsmod6.c: Likewise.
	* include/errno.h: Likewise.
	* include/link.h: Likewise.
	* include/tls.h: Likewise.
	* locale/global-locale.c: Likewise.
	* locale/localeinfo.h: Likewise.
	* malloc/arena.c: Likewise.
	* malloc/hooks.c: Likewise.
	* malloc/malloc.c: Likewise.
	* resolv/Versions: Likewise.
	* sysdeps/alpha/dl-machine.h: Likewise.
	* sysdeps/alpha/libc-tls.c: Likewise.
	* sysdeps/generic/ldsodefs.h: Likewise.
	* sysdeps/generic/tls.h: Likewise.
	* sysdeps/i386/dl-machine.h: Likewise.
	* sysdeps/ia64/dl-machine.h: Likewise.
	* sysdeps/ia64/libc-tls.c: Likewise.
	* sysdeps/mach/hurd/fork.c: Likewise.
	* sysdeps/mach/hurd/i386/tls.h: Likewise.
	* sysdeps/powerpc/powerpc32/dl-machine.c: Likwise.
	* sysdeps/powerpc/powerpc32/dl-machine.h: Likewise.
	* sysdeps/powerpc/powerpc64/dl-machine.h: Likewise.
	* sysdeps/s390/libc-tls.c: Likewise.
	* sysdeps/s390/s390-32/dl-machine.h: Likewise.
	* sysdeps/s390/s390-64/dl-machine.h: Likewise.
	* sysdeps/sh/dl-machine.h: Likewise.
	* sysdeps/sparc/sparc32/dl-machine.h: Likewise.
	* sysdeps/sparc/sparc64/dl-machine.h: Likewise.
	* sysdeps/x86_64/dl-machine.h: Likewise.

	[BZ #3426]
	* stdlib/stdlib.h: Adjust comment for canonicalize_file_name to
	reality.

2006-10-27  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-lookup.c (_dl_debug_bindings): Remove unused symbol_scope
	argument.
	(_dl_lookup_symbol_x): Adjust caller.

	* sysdeps/generic/ldsodefs.h (struct link_namespaces): Remove
	_ns_global_scope.
	* elf/rtld.c (dl_main): Don't initialize _ns_global_scope.

	* elf/dl-libc.c: Revert l_scope name changes.
	* elf/dl-load.c: Likewise.
	* elf/dl-object.c: Likewise.
	* elf/rtld.c: Likewise.
	* elf/dl-close.c (_dl_close): Likewise.
	* elf/dl-open.c (dl_open_worker): Likewise.  If not SINGLE_THREAD_P,
	always use __rtld_mrlock_{change,done}.  Always free old scope list
	here if not l_scope_mem.
	* elf/dl-runtime.c (_dl_fixup, _dl_profile_fixup): Revert l_scope name
	change.  Never free scope list here.  Just __rtld_mrlock_lock before
	the lookup and __rtld_mrlock_unlock it after the lookup.
	* elf/dl-sym.c: Likewise.
	* include/link.h (struct r_scoperec): Remove.
	(struct link_map): Replace l_scoperec with l_scope, l_scoperec_mem
	with l_scope_mem and l_scoperec_lock with l_scope_lock.

2006-10-25  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/gnu/netinet/tcp.h: Define TCP_CONGESTION.

2006-10-18  Ulrich Drepper  <drepper@redhat.com>

	* configure.in: Disable building profile libraries by default.

2006-10-18  Ulrich Drepper  <drepper@redhat.com>

	* elf/dl-lookup.c (_dl_lookup_symbol_x): Add warning to
	_dl_lookup_symbol_x code.

2006-10-17  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-runtime.c: Include sysdep-cancel.h.
	(_dl_fixup, _dl_profile_fixup): Use __rtld_mrlock_* and
	scoperec->nusers only if !SINGLE_THREAD_P.  Use atomic_*
	instead of catomic_* macros.
	* elf/dl-sym.c: Include sysdep-cancel.h.
	(do_sym): Use __rtld_mrlock_* and scoperec->nusers only
	if !SINGLE_THREAD_P.  Use atomic_* instead of catomic_* macros.
	* elf/dl-close.c: Include sysdep-cancel.h.
	(_dl_close): Use __rtld_mrlock_* and scoperec->nusers only
	if !SINGLE_THREAD_P.  Use atomic_* instead of catomic_* macros.
	* elf/dl-open.c: Include sysdep-cancel.h.
	(dl_open_worker): Use __rtld_mrlock_* and scoperec->nusers only
	if !SINGLE_THREAD_P.  Use atomic_* instead of catomic_* macros.

2006-10-17  Jakub Jelinek  <jakub@redhat.com>

	[BZ #3313]
	* malloc/malloc.c (malloc_consolidate): Set maxfb to address of last
	fastbin rather than end of fastbin array.

2006-10-18  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/i386/i486/bits/atomic.h (catomic_decrement): Use correct
	body macro.
	* sysdeps/x86_64/bits/atomic.h
	(__arch_c_compare_and_exchange_val_64_acq): Add missing casts.
	(catomic_decrement): Use correct body macro.

2006-10-17  Jakub Jelinek  <jakub@redhat.com>

	* include/atomic.h: Add a unique prefix to all local variables
	in macros.
	* csu/tst-atomic.c (do_test): Test also catomic_* macros.

2006-10-14  Ulrich Drepper  <drepper@redhat.com>

	* resolv/arpa/nameser.h: Document that ns_t_a6 is deprecated.

	[BZ #3313]
	* malloc/malloc.c (malloc_consolidate): Don't use get_fast_max to
	determine highest fast bin to consolidate, always look into all of
	them.
	(do_check_malloc_state): Only require for empty bins for large
	sizes in main arena.

	* libio/stdio.h: Add more __wur attributes.

2006-11-12  Andreas Jaeger  <aj@suse.de>

	[BZ #2510]
	* manual/search.texi (Hash Search Function): Clarify.
	(Array Search Function): Clarify.

2006-11-12  Joseph Myers  <joseph@codesourcery.com>

	[BZ #2830]
	* math/atest-exp.c (main): Cast hex value to mp_limb_t before
	shifting.
	* math/atest-exp2.c (read_mpn_hex): Likewise.
	* math/atest-sincos.c (main): Likewise.

	* sysdeps/unix/sysv/linux/syscalls.list: Add epoll_pwait.
	* sysdeps/unix/sysv/linux/sys/epoll.h: Declare epoll_pwait.
	* sysdeps/unix/sysv/linux/Versions (libc): Add epoll_pwait for
	version GLIBC_2.6.
	* Versions.def: Add GLIBC_2.6 for libc.

	* sysdeps/i386/i486/bits/atomic.h: Add catomic_* support.

2006-10-11  Jakub Jelinek  <jakub@redhat.com>

	* malloc/malloc.c (_int_malloc): Remove unused any_larger variable.

	* nis/nis_defaults.c (__nis_default_access): Don't call getenv twice.

	* nis/nis_subr.c (nis_getnames): Use __secure_getenv instead of getenv.
	* sysdeps/generic/unsecvars.h: Add NIS_PATH.

2006-10-11  Ulrich Drepper  <drepper@redhat.com>

	* include/atomic.c: Define catomic_* operations.
	* sysdeps/x86_64/bits/atomic.h: Likewise.  Fix a few minor problems.
	* stdlib/cxa_finalize.c: Use catomic_* operations instead of atomic_*.
	* malloc/memusage.c: Likewise.
	* gmon/mcount.c: Likewise.
	* elf/dl-close.c: Likewise.
	* elf/dl-open.c: Likewise.
	* elf/dl-profile.c: Likewise.
	* elf/dl-sym.c: Likewise.
	* elf/dl-runtime.c: Likewise.
	* elf/dl-fptr.c: Likewise.
	* resolv/res_libc.c: Likewise.

2006-10-10  Roland McGrath  <roland@frob.com>
	* sysdeps/mach/hurd/utimes.c: Use a union to avoid an improper cast.
	* sysdeps/mach/hurd/futimes.c: Likewise.
	* sysdeps/mach/hurd/lutimes.c: Likewise.

2006-10-09  Ulrich Drepper  <drepper@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	Implement reference counting of scope records.
	* elf/dl-close.c (_dl_close): Remove all scopes from removed objects
	from the list in objects which remain.  Always allocate new scope
	record.
	* elf/dl-open.c (dl_open_worker): When growing array for scopes,
	don't resize, allocate a new one.
	* elf/dl-runtime.c: Update reference counters before using a scope
	array.
	* elf/dl-sym.c: Likewise.
	* elf/dl-libc.c: Adjust for l_scope name change.
	* elf/dl-load.c: Likewise.
	* elf/dl-object.c: Likewise.
	* elf/rtld.c: Likewise.
	* include/link.h: Include <rtld-lowlevel.h>.  Define struct
	r_scoperec.  Replace r_scope with pointer to r_scoperec structure.
	Add l_scoperec_lock.
	* sysdeps/generic/ldsodefs.h: Include <rtld-lowlevel.h>.
	* sysdeps/generic/rtld-lowlevel.h: New file.

	* include/atomic.h: Rename atomic_and to atomic_and_val and
	atomic_or to atomic_or_val.  Define new macros atomic_and and
	atomic_or which do not return values.
	* sysdeps/x86_64/bits/atomic.h: Define atomic_and and atomic_or.
	Various cleanups.
	* sysdeps/i386/i486/bits/atomic.h: Likewise.

	* po/sv.po: Update from translation team.

2006-10-07  Ulrich Drepper  <drepper@redhat.com>

	* Versions.def: Add GLIBC_2.6 to libpthread.

	* include/shlib-compat.h (SHLIB_COMPAT): Expand parameters before use.
	(versioned_symbol): Likewise.
	(compat_symbol): Likewise.

	* po/tr.po: Update from translation team.
	* nis/Banner: Removed.  It's been integral part forever and the
	author info is incomplete anyway.
	* libio/Banner: Likewise.

2006-10-06  Ulrich Drepper  <drepper@redhat.com>

	* version.h (VERSION): Bump to 2.5.90 for new development tree.
This commit is contained in:
Ulrich Drepper
2007-01-11 21:51:07 +00:00
parent 32c075e1f0
commit 11bf311edc
448 changed files with 10960 additions and 13808 deletions
Download Patch File Download Diff File Expand all files Collapse all files

45
malloc/arena.c
View File

@@ -1,6 +1,5 @@
/* Malloc implementation for multiple threads without lock contention.
Copyright (C) 2001,2002,2003,2004,2005,2006,2007
Free Software Foundation, Inc.
Copyright (C) 2001,2002,2003,2004,2005,2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Wolfram Gloger <wg@malloc.de>, 2001.
@@ -60,12 +59,10 @@ typedef struct _heap_info {
mstate ar_ptr; /* Arena for this heap. */
struct _heap_info *prev; /* Previous heap. */
size_t size; /* Current size in bytes. */
size_t mprotect_size; /* Size in bytes that has been mprotected
PROT_READ|PROT_WRITE. */
/* Make sure the following data is properly aligned, particularly
that sizeof (heap_info) + 2 * SIZE_SZ is a multiple of
MALLOC_ALIGNMENT. */
char pad[-6 * SIZE_SZ & MALLOC_ALIGN_MASK];
MALLOG_ALIGNMENT. */
char pad[-5 * SIZE_SZ & MALLOC_ALIGN_MASK];
} heap_info;
/* Get a compile-time error if the heap_info padding is not correct
@@ -152,7 +149,7 @@ int __malloc_initialized = -1;
static __malloc_ptr_t (*save_malloc_hook) (size_t __size,
__const __malloc_ptr_t);
# if !defined _LIBC || !defined USE_TLS || (defined SHARED && !USE___THREAD)
# if !defined _LIBC || (defined SHARED && !USE___THREAD)
static __malloc_ptr_t (*save_memalign_hook) (size_t __align, size_t __size,
__const __malloc_ptr_t);
# endif
@@ -388,7 +385,7 @@ extern struct dl_open_hook *_dl_open_hook;
libc_hidden_proto (_dl_open_hook);
# endif
# if defined SHARED && defined USE_TLS && !USE___THREAD
# if defined SHARED && !USE___THREAD
/* This is called by __pthread_initialize_minimal when it needs to use
malloc to set up the TLS state. We cannot do the full work of
ptmalloc_init (below) until __pthread_initialize_minimal has finished,
@@ -431,7 +428,7 @@ ptmalloc_init (void)
__malloc_initialized = 0;
#ifdef _LIBC
# if defined SHARED && defined USE_TLS && !USE___THREAD
# if defined SHARED && !USE___THREAD
/* ptmalloc_init_minimal may already have been called via
__libc_malloc_pthread_startup, above. */
if (mp_.pagesize == 0)
@@ -440,7 +437,7 @@ ptmalloc_init (void)
ptmalloc_init_minimal();
#ifndef NO_THREADS
# if defined _LIBC && defined USE_TLS
# if defined _LIBC
/* We know __pthread_initialize_minimal has already been called,
and that is enough. */
# define NO_STARTER
@@ -695,7 +692,6 @@ new_heap(size, top_pad) size_t size, top_pad;
}
h = (heap_info *)p2;
h->size = size;
h->mprotect_size = size;
THREAD_STAT(stat_n_heaps++);
return h;
}
@@ -718,34 +714,17 @@ grow_heap(h, diff) heap_info *h; long diff;
new_size = (long)h->size + diff;
if((unsigned long) new_size > (unsigned long) HEAP_MAX_SIZE)
return -1;
if((unsigned long) new_size > h->mprotect_size) {
if (mprotect((char *)h + h->mprotect_size,
(unsigned long) new_size - h->mprotect_size,
PROT_READ|PROT_WRITE) != 0)
return -2;
h->mprotect_size = new_size;
}
if(mprotect((char *)h + h->size, diff, PROT_READ|PROT_WRITE) != 0)
return -2;
} else {
new_size = (long)h->size + diff;
if(new_size < (long)sizeof(*h))
return -1;
/* Try to re-map the extra heap space freshly to save memory, and
make it inaccessible. */
#ifdef _LIBC
if (__builtin_expect (__libc_enable_secure, 0))
#else
if (1)
#endif
{
if((char *)MMAP((char *)h + new_size, -diff, PROT_NONE,
MAP_PRIVATE|MAP_FIXED) == (char *) MAP_FAILED)
return -2;
h->mprotect_size = new_size;
}
#ifdef _LIBC
else
madvise ((char *)h + new_size, -diff, MADV_DONTNEED);
#endif
if((char *)MMAP((char *)h + new_size, -diff, PROT_NONE,
MAP_PRIVATE|MAP_FIXED) == (char *) MAP_FAILED)
return -2;
/*fprintf(stderr, "shrink %p %08lx\n", h, new_size);*/
}
h->size = new_size;

4
malloc/hooks.c
View File

@@ -1,5 +1,5 @@
/* Malloc implementation for multiple threads without lock contention.
Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
Copyright (C) 2001,2002,2003,2004,2005,2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Wolfram Gloger <wg@malloc.de>, 2001.
@@ -414,7 +414,7 @@ memalign_check(alignment, bytes, caller)
#ifndef NO_THREADS
# ifdef _LIBC
# if USE___THREAD || (defined USE_TLS && !defined SHARED)
# if USE___THREAD || !defined SHARED
/* These routines are never needed in this configuration. */
# define NO_STARTER
# endif

48
malloc/malloc.c
View File

@@ -1618,7 +1618,7 @@ static Void_t* memalign_check(size_t alignment, size_t bytes,
const Void_t *caller);
#ifndef NO_THREADS
# ifdef _LIBC
# if USE___THREAD || (defined USE_TLS && !defined SHARED)
# if USE___THREAD || !defined SHARED
/* These routines are never needed in this configuration. */
# define NO_STARTER
# endif
@@ -2741,8 +2741,19 @@ static void do_check_malloc_state(mstate av)
for (i = 0; i < NFASTBINS; ++i) {
p = av->fastbins[i];
/* The following test can only be performed for the main arena.
While mallopt calls malloc_consolidate to get rid of all fast
bins (especially those larger than the new maximum) this does
only happen for the main arena. Trying to do this for any
other arena would mean those arenas have to be locked and
malloc_consolidate be called for them. This is excessive. And
even if this is acceptable to somebody it still cannot solve
the problem completely since if the arena is locked a
concurrent malloc call might create a new arena which then
could use the newly invalid fast bins. */
/* all bins past max_fast are empty */
if (i > max_fast_bin)
if (av == &main_arena && i > max_fast_bin)
assert(p == 0);
while (p != 0) {
@@ -2885,7 +2896,13 @@ static Void_t* sYSMALLOc(nb, av) INTERNAL_SIZE_T nb; mstate av;
is one SIZE_SZ unit larger than for normal chunks, because there
is no following chunk whose prev_size field could be used.
*/
#if 1
/* See the front_misalign handling below, for glibc there is no
need for further alignments. */
size = (nb + SIZE_SZ + pagemask) & ~pagemask;
#else
size = (nb + SIZE_SZ + MALLOC_ALIGN_MASK + pagemask) & ~pagemask;
#endif
tried_mmap = true;
/* Don't try if size wraps around 0 */
@@ -2903,6 +2920,12 @@ static Void_t* sYSMALLOc(nb, av) INTERNAL_SIZE_T nb; mstate av;
address argument for later munmap in free() and realloc().
*/
#if 1
/* For glibc, chunk2mem increases the address by 2*SIZE_SZ and
MALLOC_ALIGN_MASK is 2*SIZE_SZ-1. Each mmap'ed area is page
aligned and therefore definitely MALLOC_ALIGN_MASK-aligned. */
assert (((INTERNAL_SIZE_T)chunk2mem(mm) & MALLOC_ALIGN_MASK) == 0);
#else
front_misalign = (INTERNAL_SIZE_T)chunk2mem(mm) & MALLOC_ALIGN_MASK;
if (front_misalign > 0) {
correction = MALLOC_ALIGNMENT - front_misalign;
@@ -2910,10 +2933,12 @@ static Void_t* sYSMALLOc(nb, av) INTERNAL_SIZE_T nb; mstate av;
p->prev_size = correction;
set_head(p, (size - correction) |IS_MMAPPED);
}
else {
p = (mchunkptr)mm;
set_head(p, size|IS_MMAPPED);
}
else
#endif
{
p = (mchunkptr)mm;
set_head(p, size|IS_MMAPPED);
}
/* update statistics */
@@ -4097,7 +4122,6 @@ _int_malloc(mstate av, size_t bytes)
for(;;) {
int iters = 0;
bool any_larger = false;
while ( (victim = unsorted_chunks(av)->bk) != unsorted_chunks(av)) {
bck = victim->bk;
if (__builtin_expect (victim->size <= 2 * SIZE_SZ, 0)
@@ -4194,8 +4218,6 @@ _int_malloc(mstate av, size_t bytes)
fwd->bk = victim;
bck->fd = victim;
if (size >= nb + MINSIZE)
any_larger = true;
#define MAX_ITERS 10000
if (++iters >= MAX_ITERS)
break;
@@ -4684,7 +4706,15 @@ static void malloc_consolidate(av) mstate av;
reused anyway.
*/
#if 0
/* It is wrong to limit the fast bins to search using get_max_fast
because, except for the main arena, all the others might have
blocks in the high fast bins. It's not worth it anyway, just
search all bins all the time. */
maxfb = &(av->fastbins[fastbin_index(get_max_fast ())]);
#else
maxfb = &(av->fastbins[NFASTBINS - 1]);
#endif
fb = &(av->fastbins[0]);
do {
if ( (p = *fb) != 0) {

152
malloc/memusage.c
View File

@@ -80,6 +80,7 @@ static memusage_cntr_t large;
static memusage_cntr_t calls_total;
static memusage_cntr_t inplace;
static memusage_cntr_t decreasing;
static memusage_cntr_t realloc_free;
static memusage_cntr_t inplace_mremap;
static memusage_cntr_t decreasing_mremap;
static memusage_size_t current_heap;
@@ -103,8 +104,8 @@ extern const char *__progname;
struct entry
{
size_t heap;
size_t stack;
uint64_t heap;
uint64_t stack;
uint32_t time_low;
uint32_t time_high;
};
@@ -128,8 +129,8 @@ update_data (struct header *result, size_t len, size_t old_len)
/* Compute current heap usage and compare it with the maximum value. */
memusage_size_t heap
= atomic_exchange_and_add (&current_heap, len - old_len) + len - old_len;
atomic_max (&peak_heap, heap);
= catomic_exchange_and_add (&current_heap, len - old_len) + len - old_len;
catomic_max (&peak_heap, heap);
/* Compute current stack usage and compare it with the maximum
value. The base stack pointer might not be set if this is not
@@ -152,15 +153,15 @@ update_data (struct header *result, size_t len, size_t old_len)
start_sp = sp;
size_t current_stack = start_sp - sp;
#endif
atomic_max (&peak_stack, current_stack);
catomic_max (&peak_stack, current_stack);
/* Add up heap and stack usage and compare it with the maximum value. */
atomic_max (&peak_total, heap + current_stack);
catomic_max (&peak_total, heap + current_stack);
/* Store the value only if we are writing to a file. */
if (fd != -1)
{
uatomic32_t idx = atomic_exchange_and_add (&buffer_cnt, 1);
uatomic32_t idx = catomic_exchange_and_add (&buffer_cnt, 1);
if (idx >= 2 * buffer_size)
{
/* We try to reset the counter to the correct range. If
@@ -168,7 +169,7 @@ update_data (struct header *result, size_t len, size_t old_len)
counter it does not matter since that thread will take
care of the correction. */
unsigned int reset = idx - 2 * buffer_size;
atomic_compare_and_exchange_val_acq (&buffer_size, reset, idx);
catomic_compare_and_exchange_val_acq (&buffer_size, reset, idx);
idx = reset;
}
@@ -267,6 +268,7 @@ me (void)
GETTIME (first.time_low, first.time_high);
/* Write it two times since we need the starting and end time. */
write (fd, &first, sizeof (first));
write (fd, &first, sizeof (first));
/* Determine the buffer size. We use the default if the
environment variable is not present. */
@@ -337,24 +339,24 @@ malloc (size_t len)
return (*mallocp) (len);
/* Keep track of number of calls. */
atomic_increment (&calls[idx_malloc]);
catomic_increment (&calls[idx_malloc]);
/* Keep track of total memory consumption for `malloc'. */
atomic_add (&total[idx_malloc], len);
catomic_add (&total[idx_malloc], len);
/* Keep track of total memory requirement. */
atomic_add (&grand_total, len);
catomic_add (&grand_total, len);
/* Remember the size of the request. */
if (len < 65536)
atomic_increment (&histogram[len / 16]);
catomic_increment (&histogram[len / 16]);
else
atomic_increment (&large);
catomic_increment (&large);
/* Total number of calls of any of the functions. */
atomic_increment (&calls_total);
catomic_increment (&calls_total);
/* Do the real work. */
result = (struct header *) (*mallocp) (len + sizeof (struct header));
if (result == NULL)
{
atomic_increment (&failed[idx_malloc]);
catomic_increment (&failed[idx_malloc]);
return NULL;
}
@@ -403,36 +405,53 @@ realloc (void *old, size_t len)
}
/* Keep track of number of calls. */
atomic_increment (&calls[idx_realloc]);
catomic_increment (&calls[idx_realloc]);
if (len > old_len)
{
/* Keep track of total memory consumption for `realloc'. */
atomic_add (&total[idx_realloc], len - old_len);
catomic_add (&total[idx_realloc], len - old_len);
/* Keep track of total memory requirement. */
atomic_add (&grand_total, len - old_len);
catomic_add (&grand_total, len - old_len);
}
if (len == 0 && old != NULL)
{
/* Special case. */
catomic_increment (&realloc_free);
/* Keep track of total memory freed using `free'. */
catomic_add (&total[idx_free], real->length);
/* Update the allocation data and write out the records if necessary. */
update_data (NULL, 0, old_len);
/* Do the real work. */
(*freep) (real);
return NULL;
}
/* Remember the size of the request. */
if (len < 65536)
atomic_increment (&histogram[len / 16]);
catomic_increment (&histogram[len / 16]);
else
atomic_increment (&large);
catomic_increment (&large);
/* Total number of calls of any of the functions. */
atomic_increment (&calls_total);
catomic_increment (&calls_total);
/* Do the real work. */
result = (struct header *) (*reallocp) (real, len + sizeof (struct header));
if (result == NULL)
{
atomic_increment (&failed[idx_realloc]);
catomic_increment (&failed[idx_realloc]);
return NULL;
}
/* Record whether the reduction/increase happened in place. */
if (real == result)
atomic_increment (&inplace);
catomic_increment (&inplace);
/* Was the buffer increased? */
if (old_len > len)
atomic_increment (&decreasing);
catomic_increment (&decreasing);
/* Update the allocation data and write out the records if necessary. */
update_data (result, len, old_len);
@@ -463,16 +482,16 @@ calloc (size_t n, size_t len)
return (*callocp) (n, len);
/* Keep track of number of calls. */
atomic_increment (&calls[idx_calloc]);
catomic_increment (&calls[idx_calloc]);
/* Keep track of total memory consumption for `calloc'. */
atomic_add (&total[idx_calloc], size);
catomic_add (&total[idx_calloc], size);
/* Keep track of total memory requirement. */
atomic_add (&grand_total, size);
catomic_add (&grand_total, size);
/* Remember the size of the request. */
if (size < 65536)
atomic_increment (&histogram[size / 16]);
catomic_increment (&histogram[size / 16]);
else
atomic_increment (&large);
catomic_increment (&large);
/* Total number of calls of any of the functions. */
++calls_total;
@@ -480,7 +499,7 @@ calloc (size_t n, size_t len)
result = (struct header *) (*mallocp) (size + sizeof (struct header));
if (result == NULL)
{
atomic_increment (&failed[idx_calloc]);
catomic_increment (&failed[idx_calloc]);
return NULL;
}
@@ -517,7 +536,7 @@ free (void *ptr)
/* `free (NULL)' has no effect. */
if (ptr == NULL)
{
atomic_increment (&calls[idx_free]);
catomic_increment (&calls[idx_free]);
return;
}
@@ -531,9 +550,9 @@ free (void *ptr)
}
/* Keep track of number of calls. */
atomic_increment (&calls[idx_free]);
catomic_increment (&calls[idx_free]);
/* Keep track of total memory freed using `free'. */
atomic_add (&total[idx_free], real->length);
catomic_add (&total[idx_free], real->length);
/* Update the allocation data and write out the records if necessary. */
update_data (NULL, 0, real->length);
@@ -567,22 +586,22 @@ mmap (void *start, size_t len, int prot, int flags, int fd, off_t offset)
? idx_mmap_a : prot & PROT_WRITE ? idx_mmap_w : idx_mmap_r);
/* Keep track of number of calls. */
atomic_increment (&calls[idx]);
catomic_increment (&calls[idx]);
/* Keep track of total memory consumption for `malloc'. */
atomic_add (&total[idx], len);
catomic_add (&total[idx], len);
/* Keep track of total memory requirement. */
atomic_add (&grand_total, len);
catomic_add (&grand_total, len);
/* Remember the size of the request. */
if (len < 65536)
atomic_increment (&histogram[len / 16]);
catomic_increment (&histogram[len / 16]);
else
atomic_increment (&large);
catomic_increment (&large);
/* Total number of calls of any of the functions. */
atomic_increment (&calls_total);
catomic_increment (&calls_total);
/* Check for failures. */
if (result == NULL)
atomic_increment (&failed[idx]);
catomic_increment (&failed[idx]);
else if (idx == idx_mmap_w)
/* Update the allocation data and write out the records if
necessary. Note the first parameter is NULL which means
@@ -619,22 +638,22 @@ mmap64 (void *start, size_t len, int prot, int flags, int fd, off64_t offset)
? idx_mmap_a : prot & PROT_WRITE ? idx_mmap_w : idx_mmap_r);
/* Keep track of number of calls. */
atomic_increment (&calls[idx]);
catomic_increment (&calls[idx]);
/* Keep track of total memory consumption for `malloc'. */
atomic_add (&total[idx], len);
catomic_add (&total[idx], len);
/* Keep track of total memory requirement. */
atomic_add (&grand_total, len);
catomic_add (&grand_total, len);
/* Remember the size of the request. */
if (len < 65536)
atomic_increment (&histogram[len / 16]);
catomic_increment (&histogram[len / 16]);
else
atomic_increment (&large);
catomic_increment (&large);
/* Total number of calls of any of the functions. */
atomic_increment (&calls_total);
catomic_increment (&calls_total);
/* Check for failures. */
if (result == NULL)
atomic_increment (&failed[idx]);
catomic_increment (&failed[idx]);
else if (idx == idx_mmap_w)
/* Update the allocation data and write out the records if
necessary. Note the first parameter is NULL which means
@@ -673,33 +692,33 @@ mremap (void *start, size_t old_len, size_t len, int flags, ...)
if (!not_me && trace_mmap)
{
/* Keep track of number of calls. */
atomic_increment (&calls[idx_mremap]);
catomic_increment (&calls[idx_mremap]);
if (len > old_len)
{
/* Keep track of total memory consumption for `malloc'. */
atomic_add (&total[idx_mremap], len - old_len);
catomic_add (&total[idx_mremap], len - old_len);
/* Keep track of total memory requirement. */
atomic_add (&grand_total, len - old_len);
catomic_add (&grand_total, len - old_len);
}
/* Remember the size of the request. */
if (len < 65536)
atomic_increment (&histogram[len / 16]);
catomic_increment (&histogram[len / 16]);
else
atomic_increment (&large);
catomic_increment (&large);
/* Total number of calls of any of the functions. */
atomic_increment (&calls_total);
catomic_increment (&calls_total);
/* Check for failures. */
if (result == NULL)
atomic_increment (&failed[idx_mremap]);
catomic_increment (&failed[idx_mremap]);
else
{
/* Record whether the reduction/increase happened in place. */
if (start == result)
atomic_increment (&inplace_mremap);
catomic_increment (&inplace_mremap);
/* Was the buffer increased? */
if (old_len > len)
atomic_increment (&decreasing_mremap);
catomic_increment (&decreasing_mremap);
/* Update the allocation data and write out the records if
necessary. Note the first parameter is NULL which means
@@ -733,19 +752,19 @@ munmap (void *start, size_t len)
if (!not_me && trace_mmap)
{
/* Keep track of number of calls. */
atomic_increment (&calls[idx_munmap]);
catomic_increment (&calls[idx_munmap]);
if (__builtin_expect (result == 0, 1))
{
/* Keep track of total memory freed using `free'. */
atomic_add (&total[idx_munmap], len);
catomic_add (&total[idx_munmap], len);
/* Update the allocation data and write out the records if
necessary. */
update_data (NULL, 0, len);
}
else
atomic_increment (&failed[idx_munmap]);
catomic_increment (&failed[idx_munmap]);
}
return result;
@@ -770,7 +789,12 @@ dest (void)
if (fd != -1)
{
/* Write the partially filled buffer. */
write (fd, buffer, buffer_cnt * sizeof (struct entry));
if (buffer_cnt > buffer_size)
write (fd, buffer + buffer_size,
(buffer_cnt - buffer_size) * sizeof (struct entry));
else
write (fd, buffer, buffer_cnt * sizeof (struct entry));
/* Go back to the beginning of the file. We allocated two records
here when we opened the file. */
lseek (fd, 0, SEEK_SET);
@@ -794,7 +818,7 @@ dest (void)
\e[01;32mMemory usage summary:\e[0;0m heap total: %llu, heap peak: %lu, stack peak: %lu\n\
\e[04;34m total calls total memory failed calls\e[0m\n\
\e[00;34m malloc|\e[0m %10lu %12llu %s%12lu\e[00;00m\n\
\e[00;34mrealloc|\e[0m %10lu %12llu %s%12lu\e[00;00m (in place: %ld, dec: %ld)\n\
\e[00;34mrealloc|\e[0m %10lu %12llu %s%12lu\e[00;00m (nomove:%ld, dec:%ld, free:%ld)\n\
\e[00;34m calloc|\e[0m %10lu %12llu %s%12lu\e[00;00m\n\
\e[00;34m free|\e[0m %10lu %12llu\n",
(unsigned long long int) grand_total, (unsigned long int) peak_heap,
@@ -807,7 +831,9 @@ dest (void)
(unsigned long long int) total[idx_realloc],
failed[idx_realloc] ? "\e[01;41m" : "",
(unsigned long int) failed[idx_realloc],
(unsigned long int) inplace, (unsigned long int) decreasing,
(unsigned long int) inplace,
(unsigned long int) decreasing,
(unsigned long int) realloc_free,
(unsigned long int) calls[idx_calloc],
(unsigned long long int) total[idx_calloc],
failed[idx_calloc] ? "\e[01;41m" : "",
@@ -820,7 +846,7 @@ dest (void)
\e[00;34mmmap(r)|\e[0m %10lu %12llu %s%12lu\e[00;00m\n\
\e[00;34mmmap(w)|\e[0m %10lu %12llu %s%12lu\e[00;00m\n\
\e[00;34mmmap(a)|\e[0m %10lu %12llu %s%12lu\e[00;00m\n\
\e[00;34m mremap|\e[0m %10lu %12llu %s%12lu\e[00;00m (in place: %ld, dec: %ld)\n\
\e[00;34m mremap|\e[0m %10lu %12llu %s%12lu\e[00;00m (nomove: %ld, dec:%ld)\n\
\e[00;34m munmap|\e[0m %10lu %12llu %s%12lu\e[00;00m\n",
(unsigned long int) calls[idx_mmap_r],
(unsigned long long int) total[idx_mmap_r],

24
malloc/memusage.sh
View File

@@ -44,7 +44,7 @@ Profile memory usage of PROGRAM.
-d,--data=FILE Generate binary data file and store it in FILE
-u,--unbuffered Don't buffer output
-b,--buffer=SIZE Collect SIZE entries before writing them out
--no-timer Don't collect additional information though timer
--no-timer Don't collect additional information through timer
-m,--mmap Also trace mmap & friends
-?,--help Print this help and exit
@@ -71,21 +71,12 @@ do_version() {
printf $"Copyright (C) %s Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
" "2006"
" "2007"
printf $"Written by %s.
" "Ulrich Drepper"
exit 0
}
# These variables are local
buffer=
data=
memusagestat_args=
notimer=
png=
progname=
tracemmap=
# Process arguments. But stop as soon as the program name is found.
while test $# -gt 0; do
case "$1" in
@@ -222,8 +213,15 @@ datafile=
if test -n "$data"; then
datafile="$data"
elif test -n "$png"; then
datafile=$(mktemp -t memusage.XXXXXX) || exit
trap 'rm -f "$datafile"; exit 1' HUP INT QUIT TERM PIPE
datafile=$(mktemp ${TMPDIR:-/tmp}/memusage.XXXXXX 2> /dev/null)
if test $? -ne 0; then
# Lame, but if there is no `mktemp' program the user cannot expect more.
if test "$RANDOM" != "$RANDOM"; then
datafile=${TMPDIR:-/tmp}/memusage.$RANDOM
else
datafile=${TMPDIR:-/tmp}/memusage.$$
fi
fi
fi
if test -n "$datafile"; then
add_env="$add_env MEMUSAGE_OUTPUT=$datafile"

8
malloc/memusagestat.c
View File

@@ -55,8 +55,8 @@ static const struct argp_option options[] =
{ "time", 't', NULL, 0, N_("Generate output linear to time (default is linear to number of function calls)") },
{ "total", 'T', NULL, 0,
N_("Also draw graph for total memory consumption") },
{ "x-size", 'x', "VALUE", 0, N_("make output graphic VALUE pixel wide") },
{ "y-size", 'y', "VALUE", 0, N_("make output graphic VALUE pixel high") },
{ "x-size", 'x', "VALUE", 0, N_("Make output graphic VALUE pixels wide") },
{ "y-size", 'y', "VALUE", 0, N_("Make output graphic VALUE pixels high") },
{ NULL, 0, NULL, 0, NULL }
};
@@ -81,8 +81,8 @@ static struct argp argp =
struct entry
{
size_t heap;
size_t stack;
uint64_t heap;
uint64_t stack;
uint32_t time_low;
uint32_t time_high;
};

4
malloc/mtrace.pl
View File

@@ -1,7 +1,7 @@
#! @PERL@
eval "exec @PERL@ -S $0 $*"
if 0;
# Copyright (C) 1997-2004, 2005, 2006 Free Software Foundation, Inc.
# Copyright (C) 1997-2004, 2005, 2006, 2007 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# Contributed by Ulrich Drepper <drepper@gnu.org>, 1997.
# Based on the mtrace.awk script.
@@ -45,7 +45,7 @@ arglist: while (@ARGV) {
$ARGV[0] eq "--vers" || $ARGV[0] eq "--versi" ||
$ARGV[0] eq "--versio" || $ARGV[0] eq "--version") {
print "mtrace (GNU $PACKAGE) $VERSION\n";
print "Copyright (C) 2006 Free Software Foundation, Inc.\n";
print "Copyright (C) 2007 Free Software Foundation, Inc.\n";
print "This is free software; see the source for copying conditions. There is NO\n";
print "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n";
print "Written by Ulrich Drepper <drepper\@gnu.org>\n";