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| author | Peter Zijlstra <peterz@infradead.org> | 2013-12-12 01:59:06 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-12-16 14:36:11 +0400 |
| commit | 18c03c61444a211237f3d4782353cb38dba795df (patch) | |
| tree | 32f92af0726cfdd576370f2965418f5a859e603b /Documentation/bus-virt-phys-mapping.txt | |
| parent | fb2b581968db140586e8d7db38ff278f60872313 (diff) | |
| download | linux-18c03c61444a211237f3d4782353cb38dba795df.tar.xz | |
Documentation/memory-barriers.txt: Prohibit speculative writes
No SMP architecture currently supporting Linux allows
speculative writes, so this commit updates
Documentation/memory-barriers.txt to prohibit them in Linux core
code. It also records restrictions on their use.
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Reviewed-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: <linux-arch@vger.kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/1386799151-2219-3-git-send-email-paulmck@linux.vnet.ibm.com
[ Paul modified the original patch from Peter. ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation/bus-virt-phys-mapping.txt')
0 files changed, 0 insertions, 0 deletions