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(parent: dcca52c) | patch
MN10300: atomic_read() should ensure it emits a load
authorDavid Howells <dhowells@redhat.com>
Mon, 14 Mar 2011 14:49:44 +0000 (14:49 +0000)
committerDavid Howells <dhowells@redhat.com>
Mon, 14 Mar 2011 14:51:25 +0000 (14:51 +0000)
commitaf794206542e03d62138a107ee0ffb5e7d631881
tree58e951a8a37b6ac4d854a7d501dd3b9ff5126e44tree | snapshot
parentdcca52c21e44aa69713390d6872c425b21df3abecommit | diff
MN10300: atomic_read() should ensure it emits a load

atomic_read() needs to ensure that it emits a load (which it can do by using
ACCESS_ONCE()).

Reported-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: David Howells <dhowells@redhat.com>
arch/mn10300/include/asm/atomic.h diff | blob | history
Linux for Marvell Sheeva based platforms