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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-09 15:42:34 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-09 15:42:34 -0700 |
| commit | ac5b8b6f22118620cd1133d9943b1f31dc40a913 (patch) | |
| tree | f38aa7461c85861ae74f72c33d1556686e1909cb /fs | |
| parent | f0eca9626c6becb6fc56106b2e4287c6c784af3d (diff) | |
| download | blackbird-op-linux-ac5b8b6f22118620cd1133d9943b1f31dc40a913.tar.gz blackbird-op-linux-ac5b8b6f22118620cd1133d9943b1f31dc40a913.zip | |
Preempt-safe RCU file usage
Fix up fs/compat.c fixes.
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/compat.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/compat.c b/fs/compat.c index c2e0813164b4..ac3fb9ed8eea 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -1645,8 +1645,10 @@ compat_sys_select(int n, compat_ulong_t __user *inp, compat_ulong_t __user *outp goto out_nofds; /* max_fdset can increase, so grab it once to avoid race */ + rcu_read_lock(); fdt = files_fdtable(current->files); max_fdset = fdt->max_fdset; + rcu_read_unlock(); if (n > max_fdset) n = max_fdset; |
