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| author | Davidlohr Bueso <dave@stgolabs.net> | 2015-01-30 01:14:24 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-02-18 16:57:10 +0100 |
| commit | 49e4b2bcf7b812e985e65b6c8a0255b1520a6e7e (patch) | |
| tree | 72b8d5e9e0ce330251a310e05b5633fc8f505371 /Documentation/kmemcheck.txt | |
| parent | a21294644623ee41034db60e93aaebed4db0e57b (diff) | |
| download | lwn-49e4b2bcf7b812e985e65b6c8a0255b1520a6e7e.tar.gz lwn-49e4b2bcf7b812e985e65b6c8a0255b1520a6e7e.zip | |
locking/rwsem: Document barrier need when waking tasks
The need for the smp_mb() in __rwsem_do_wake() should be
properly documented. Applies to both xadd and spinlock
variants.
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Jason Low <jason.low2@hp.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Michel Lespinasse <walken@google.com>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Tim Chen <tim.c.chen@linux.intel.com>
Link: http://lkml.kernel.org/r/1422609267-15102-3-git-send-email-dave@stgolabs.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation/kmemcheck.txt')
0 files changed, 0 insertions, 0 deletions