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Commit cd8ddf1a authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Ingo Molnar
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x86: clflush_page_range needs mfence 



clflush is an unordered operation with respect to other memory
traffic, including other CLFLUSH instructions. This needs proper
fencing with mfence.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent af1e6844
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