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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-27 05:23:44 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-27 05:23:44 +0200 |
commit | 4836e3007882984279ca63d3c42bf0b14616eb78 (patch) | |
tree | 28bf22726964e068b825491d71a141eefedbe5f8 /fs/file.c | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/kkeil/ISDN-2.6 (diff) | |
parent | [PATCH] fix RLIM_NOFILE handling (diff) | |
download | linux-4836e3007882984279ca63d3c42bf0b14616eb78.tar.xz linux-4836e3007882984279ca63d3c42bf0b14616eb78.zip |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: (39 commits)
[PATCH] fix RLIM_NOFILE handling
[PATCH] get rid of corner case in dup3() entirely
[PATCH] remove remaining namei_{32,64}.h crap
[PATCH] get rid of indirect users of namei.h
[PATCH] get rid of __user_path_lookup_open
[PATCH] f_count may wrap around
[PATCH] dup3 fix
[PATCH] don't pass nameidata to __ncp_lookup_validate()
[PATCH] don't pass nameidata to gfs2_lookupi()
[PATCH] new (local) helper: user_path_parent()
[PATCH] sanitize __user_walk_fd() et.al.
[PATCH] preparation to __user_walk_fd cleanup
[PATCH] kill nameidata passing to permission(), rename to inode_permission()
[PATCH] take noexec checks to very few callers that care
Re: [PATCH 3/6] vfs: open_exec cleanup
[patch 4/4] vfs: immutable inode checking cleanup
[patch 3/4] fat: dont call notify_change
[patch 2/4] vfs: utimes cleanup
[patch 1/4] vfs: utimes: move owner check into inode_change_ok()
[PATCH] vfs: use kstrdup() and check failing allocation
...
Diffstat (limited to 'fs/file.c')
-rw-r--r-- | fs/file.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/file.c b/fs/file.c index 7b3887e054d0..d8773b19fe47 100644 --- a/fs/file.c +++ b/fs/file.c @@ -250,9 +250,18 @@ int expand_files(struct files_struct *files, int nr) struct fdtable *fdt; fdt = files_fdtable(files); + + /* + * N.B. For clone tasks sharing a files structure, this test + * will limit the total number of files that can be opened. + */ + if (nr >= current->signal->rlim[RLIMIT_NOFILE].rlim_cur) + return -EMFILE; + /* Do we need to expand? */ if (nr < fdt->max_fds) return 0; + /* Can we expand? */ if (nr >= sysctl_nr_open) return -EMFILE; |