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由 Vineet Gupta 提交于
zap_pte_range loops from @addr to @end. In the middle, if it runs out of batching slots, TLB entries needs to be flushed for @start to @interim, NOT @interim to @end. Since ARC port doesn't use page free batching I can't test it myself but this seems like the right thing to do. Observed this when working on a fix for the issue at thread: http://www.spinics.net/lists/linux-arch/msg21736.htmlSigned-off-by: NVineet Gupta <vgupta@synopsys.com> Cc: Mel Gorman <mgorman@suse.de> Cc: Hugh Dickins <hughd@google.com> Cc: Rik van Riel <riel@redhat.com> Cc: David Rientjes <rientjes@google.com> Cc: Peter Zijlstra <peterz@infradead.org> Acked-by: NCatalin Marinas <catalin.marinas@arm.com> Cc: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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