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Handle Lustre filesystem

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This commit is contained in:
Andreas Dilger
2011-07-07 00:20:32 -04:00
committed by Ulrich Drepper
parent c75fa153a9
commit de283087c7
5 changed files with 25 additions and 3 deletions
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10
ChangeLog
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@ -1,3 +1,13 @@
2011-07-07 Ulrich Drepper <drepper@gmail.com>
[BZ #12868]
* sysdeps/unix/sysv/linux/linux_fsinfo.h: Define Lustre constants.
* sysdeps/unix/sysv/linux/internal_statvfs.c (__statvfs_getflags):
Handle Lustre.
* sysdeps/unix/sysv/linux/pathconf.c (__statfs_link_max): Likewise.
(__statfs_filesize_max): Likewise.
Patch mostly by Andreas Dilger <adilger@whamcloud.com>.
2011-07-05 Andreas Jaeger <aj@suse.de> 2011-07-05 Andreas Jaeger <aj@suse.de>
* resolv/res_comp.c (dn_skipname): Remove unused variable. * resolv/res_comp.c (dn_skipname): Remove unused variable.

2
NEWS
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@ -9,7 +9,7 @@ Version 2.15
* The following bugs are resolved with this release: * The following bugs are resolved with this release:
9696, 12874, 12885, 12907, 12922, 12935 9696, 12868, 12874, 12885, 12907, 12922, 12935
* New program pldd to list loaded object of a process * New program pldd to list loaded object of a process
Implemented by Ulrich Drepper. Implemented by Ulrich Drepper.

5
sysdeps/unix/sysv/linux/internal_statvfs.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1998-2006, 2010 Free Software Foundation, Inc. /* Copyright (C) 1998-2006, 2010, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
@ -115,6 +115,9 @@ __statvfs_getflags (const char *name, int fstype, struct stat64 *st)
case CGROUP_SUPER_MAGIC: case CGROUP_SUPER_MAGIC:
fsname = "cgroup"; fsname = "cgroup";
break; break;
case LUSTRE_SUPER_MAGIC:
fsname = "lustre";
break;
} }
FILE *mtab = __setmntent ("/proc/mounts", "r"); FILE *mtab = __setmntent ("/proc/mounts", "r");

7
sysdeps/unix/sysv/linux/linux_fsinfo.h
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@ -1,5 +1,5 @@
/* Constants from kernel header for various FSes. /* Constants from kernel header for various FSes.
Copyright (C) 1998-2003,2005,2010 Free Software Foundation, Inc. Copyright (C) 1998-2003,2005,2010,2011 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
@ -83,6 +83,9 @@
/* Constant that identifies the `logfs' filesystem. */ /* Constant that identifies the `logfs' filesystem. */
#define LOGFS_MAGIC_U32 0xc97e8168u #define LOGFS_MAGIC_U32 0xc97e8168u
/* Constant that identifies the `lustre' filesystem. */
#define LUSTRE_SUPER_MAGIC 0x0BD00BD0
/* Constants that identify the `minix2' filesystem. */ /* Constants that identify the `minix2' filesystem. */
#define MINIX2_SUPER_MAGIC 0x2468 #define MINIX2_SUPER_MAGIC 0x2468
#define MINIX2_SUPER_MAGIC2 0x2478 #define MINIX2_SUPER_MAGIC2 0x2478
@ -150,6 +153,8 @@
/* Maximum link counts. */ /* Maximum link counts. */
#define COH_LINK_MAX 10000 #define COH_LINK_MAX 10000
#define EXT2_LINK_MAX 32000 #define EXT2_LINK_MAX 32000
#define EXT4_LINK_MAX 65000
#define LUSTRE_LINK_MAX EXT4_LINK_MAX
#define MINIX2_LINK_MAX 65530 #define MINIX2_LINK_MAX 65530
#define MINIX_LINK_MAX 250 #define MINIX_LINK_MAX 250
#define REISERFS_LINK_MAX 64535 #define REISERFS_LINK_MAX 64535

4
sysdeps/unix/sysv/linux/pathconf.c
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@ -121,6 +121,9 @@ __statfs_link_max (int result, const struct statfs *fsbuf)
case XFS_SUPER_MAGIC: case XFS_SUPER_MAGIC:
return XFS_LINK_MAX; return XFS_LINK_MAX;
case LUSTRE_SUPER_MAGIC:
return LUSTRE_LINK_MAX;
default: default:
return LINUX_LINK_MAX; return LINUX_LINK_MAX;
} }
@ -157,6 +160,7 @@ __statfs_filesize_max (int result, const struct statfs *fsbuf)
case JFS_SUPER_MAGIC: case JFS_SUPER_MAGIC:
case VXFS_SUPER_MAGIC: case VXFS_SUPER_MAGIC:
case CGROUP_SUPER_MAGIC: case CGROUP_SUPER_MAGIC:
case LUSTRE_SUPER_MAGIC:
return 64; return 64;
case MSDOS_SUPER_MAGIC: case MSDOS_SUPER_MAGIC: