proc: simplify locking in remove_proc_entry()
authorAlexey Dobriyan <adobriyan@gmail.com>
Tue, 29 Apr 2008 08:01:39 +0000 (01:01 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 29 Apr 2008 15:06:17 +0000 (08:06 -0700)
commitf649d6d32605c7573884613289fb3b9fbd4f99a1
tree3fe52e6e5e93edc2f011d8047a8e3ac2eee71930
parent638fa202cdb207083a12d6f73e313605a8fc1037
proc: simplify locking in remove_proc_entry()

proc_subdir_lock protects only modifying and walking through PDE lists, so
after we've found PDE to remove and actually removed it from lists, there is
no need to hold proc_subdir_lock for the rest of operation.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
fs/proc/generic.c