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Handle cgroup and btrfs filesystems

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This commit is contained in:
Andreas Jaeger
2010-10-01 10:49:47 -04:00
committed by Ulrich Drepper
parent 91c4255919
commit 6484ba5ef0
4 changed files with 27 additions and 2 deletions
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9
ChangeLog
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@@ -1,3 +1,12 @@
2010-09-30 Andreas Jaeger <aj@suse.de>
* sysdeps/unix/sysv/linux_fsinfo.h (BTRFS_SUPER_MAGIC): Define.
(CGROUP_SUPER_MAGIC): Define.
* sysdeps/unix/sysv/linux/internal_statvfs.c (__statvfs_getflags):
Handle btrfs and cgroup file systems.
* sysdeps/unix/sysv/linux/pathconf.c (__statfs_filesize_max):
Likewise.
2010-09-27 Luis Machado <luisgpm@br.ibm.com> 2010-09-27 Luis Machado <luisgpm@br.ibm.com>
* sysdeps/powerpc/powerpc32/rtld-memset.c: New file. * sysdeps/powerpc/powerpc32/rtld-memset.c: New file.

6
sysdeps/unix/sysv/linux/internal_statvfs.c
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@@ -109,6 +109,12 @@ __statvfs_getflags (const char *name, int fstype, struct stat64 *st)
case LOGFS_MAGIC_U32: case LOGFS_MAGIC_U32:
fsname = "logfs"; fsname = "logfs";
break; break;
case BTRFS_SUPER_MAGIC:
fsname = "btrfs";
break;
case CGROUP_SUPER_MAGIC:
fsname = "cgroup";
break;
} }
FILE *mtab = __setmntent ("/proc/mounts", "r"); FILE *mtab = __setmntent ("/proc/mounts", "r");

6
sysdeps/unix/sysv/linux/linux_fsinfo.h
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@@ -37,6 +37,12 @@
/* Constant that identifies the `bfs' filesystem. */ /* Constant that identifies the `bfs' filesystem. */
#define BFS_MAGIC 0x1BADFACE #define BFS_MAGIC 0x1BADFACE
/* Constant that identifies the `btrfs' filesystem. */
#define BTRFS_SUPER_MAGIC 0x1BADFACE
/* Constant that identifies the `cgroup' filesystem. */
#define CGROUP_SUPER_MAGIC 0x1BADFACE
/* Constant that identifies the `coda' filesystem. */ /* Constant that identifies the `coda' filesystem. */
#define CODA_SUPER_MAGIC 0x73757245 #define CODA_SUPER_MAGIC 0x73757245

6
sysdeps/unix/sysv/linux/pathconf.c
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@@ -1,5 +1,5 @@
/* Get file-specific information about a file. Linux version. /* Get file-specific information about a file. Linux version.
Copyright (C) 1991,1995,1996,1998-2003,2008 Free Software Foundation, Inc. Copyright (C) 1991,1995,1996,1998-2003,2008,2010 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@@ -126,6 +126,9 @@ __statfs_filesize_max (int result, const struct statfs *fsbuf)
switch (fsbuf->f_type) switch (fsbuf->f_type)
{ {
case BTRFS_SUPER_MAGIC:
return 255;
case EXT2_SUPER_MAGIC: case EXT2_SUPER_MAGIC:
case UFS_MAGIC: case UFS_MAGIC:
case UFS_CIGAM: case UFS_CIGAM:
@@ -136,6 +139,7 @@ __statfs_filesize_max (int result, const struct statfs *fsbuf)
case UDF_SUPER_MAGIC: case UDF_SUPER_MAGIC:
case JFS_SUPER_MAGIC: case JFS_SUPER_MAGIC:
case VXFS_SUPER_MAGIC: case VXFS_SUPER_MAGIC:
case CGROUP_SUPER_MAGIC:
return 64; return 64;
case MSDOS_SUPER_MAGIC: case MSDOS_SUPER_MAGIC: