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(parent: 7f44ddb) | patch
mm: skip huge zero page in MADV_FREE
authorMinchan Kim <minchan@kernel.org>
Wed, 21 Oct 2015 22:03:47 +0000 (09:03 +1100)
committerStephen Rothwell <sfr@canb.auug.org.au>
Wed, 21 Oct 2015 22:03:47 +0000 (09:03 +1100)
commitf3820ab6857a65b3be53f1ba301b0e2bcaf12753
tree7dfdee6cb3c1cdd0c501d642cd2809be324532b8tree | snapshot
parent7f44ddb0a0ad91dabd828d80460b6045527d8cf8commit | diff
mm: skip huge zero page in MADV_FREE

It is pointless to mark huge zero page as freeable.
Let's skip it.

Signed-off-by: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/huge_memory.c diff | blob | history
Linux kernel for KaRo TX COM modules