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| author | Mike Frysinger <vapier@gentoo.org> | 2014-01-23 01:16:14 -0500 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2014-02-08 08:17:16 -0500 |
| commit | d674667cbaa84ff4cf82cfedacad0665ae6cb440 (patch) | |
| tree | 00ac51b33784bb8933107c7ec73892d162cc5398 /sysdeps/unix/sysv | |
| parent | 6fc8123f48680ddb6b40689a09c65488ee5bbd4b (diff) | |
| download | glibc-d674667cbaa84ff4cf82cfedacad0665ae6cb440.zip glibc-d674667cbaa84ff4cf82cfedacad0665ae6cb440.tar.gz glibc-d674667cbaa84ff4cf82cfedacad0665ae6cb440.tar.bz2 | |
shm_open: sync with logic in sem_open
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'sysdeps/unix/sysv')
| -rw-r--r-- | sysdeps/unix/sysv/linux/shm_open.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/shm_open.c b/sysdeps/unix/sysv/linux/shm_open.c index 5f23515..fef8fd5 100644 --- a/sysdeps/unix/sysv/linux/shm_open.c +++ b/sysdeps/unix/sysv/linux/shm_open.c @@ -62,7 +62,8 @@ where_is_shmfs (void) /* The canonical place is /dev/shm. This is at least what the documentation tells everybody to do. */ - if (__statfs (defaultdir, &f) == 0 && f.f_type == SHMFS_SUPER_MAGIC) + if (__statfs (defaultdir, &f) == 0 && (f.f_type == SHMFS_SUPER_MAGIC + || f.f_type == RAMFS_MAGIC)) { /* It is in the normal place. */ mountpoint.dir = (char *) defaultdir; @@ -86,7 +87,8 @@ where_is_shmfs (void) while ((mp = __getmntent_r (fp, &resmem, buf, sizeof buf)) != NULL) /* The original name is "shm" but this got changed in early Linux 2.4.x to "tmpfs". */ - if (strcmp (mp->mnt_type, "tmpfs") == 0) + if (strcmp (mp->mnt_type, "tmpfs") == 0 + || strcmp (mp->mnt_type, "shm") == 0) { /* Found it. There might be more than one place where the filesystem is mounted but one is enough for us. */ @@ -95,7 +97,8 @@ where_is_shmfs (void) /* First make sure this really is the correct entry. At least some versions of the kernel give wrong information because of the implicit mount of the shmfs for SysV IPC. */ - if (__statfs (mp->mnt_dir, &f) != 0 || f.f_type != SHMFS_SUPER_MAGIC) + if (__statfs (mp->mnt_dir, &f) != 0 || (f.f_type != SHMFS_SUPER_MAGIC + && f.f_type != RAMFS_MAGIC)) continue; namelen = strlen (mp->mnt_dir); |