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| author | KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> | 2010-10-27 22:34:08 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-28 01:03:12 (GMT) |
| commit | 9b1bf12d5d51bca178dea21b04a0805e29d60cf1 (patch) | |
| tree | 902a2c0e5882a2152da59a589958d6426dc84643 /fs/internal.h | |
| parent | b84011508360d6885a9d95a235ec77d56f133377 (diff) | |
| download | linux-fsl-qoriq-9b1bf12d5d51bca178dea21b04a0805e29d60cf1.tar.xz | |
signals: move cred_guard_mutex from task_struct to signal_struct
Oleg Nesterov pointed out we have to prevent multiple-threads-inside-exec
itself and we can reuse ->cred_guard_mutex for it. Yes, concurrent
execve() has no worth.
Let's move ->cred_guard_mutex from task_struct to signal_struct. It
naturally prevent multiple-threads-inside-exec.
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Roland McGrath <roland@redhat.com>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/internal.h')
0 files changed, 0 insertions, 0 deletions