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(parent: 44224bd) | patch
parisc: Add memory barrier to asm pdc and sync instructions
authorHelge Deller <deller@gmx.de>
Sat, 27 Apr 2019 21:57:49 +0000 (23:57 +0200)
committerHelge Deller <deller@gmx.de>
Fri, 3 May 2019 21:47:40 +0000 (23:47 +0200)
commit2d94a832e246ac00fd32eec241e6f1aa6fbc5700
tree7a22a12eea8643e4e216d9392cd80486bf97f3b6tree | snapshot
parent44224bdb99150ad17cf394973b25736cb92c246acommit | diff
parisc: Add memory barrier to asm pdc and sync instructions

Add compiler memory barriers to ensure the compiler doesn't reorder memory
operations around these instructions.

Cc: stable@vger.kernel.org # v4.20+
Fixes: 3847dab77421 ("parisc: Add alternative coding infrastructure")
Signed-off-by: Helge Deller <deller@gmx.de>
arch/parisc/include/asm/cache.h diff | blob | history
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