]> git.karo-electronics.de Git - karo-tx-linux.git/commit
projects / karo-tx-linux.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: db7af05) | patch
x86: add pmd_[dirty|mkclean] for THP
authorMinchan Kim <minchan@kernel.org>
Wed, 21 Oct 2015 22:03:43 +0000 (09:03 +1100)
committerStephen Rothwell <sfr@canb.auug.org.au>
Wed, 21 Oct 2015 22:03:43 +0000 (09:03 +1100)
commite0d8a927256c1a3a6b90ffa8b18e4baa6a9269dd
tree14661010d4447143cf6986d0877a5a7c9f1bad64tree | snapshot
parentdb7af055a70119f6b2a0b3da53e02a60ee6e75dccommit | diff
x86: add pmd_[dirty|mkclean] for THP

MADV_FREE needs pmd_dirty and pmd_mkclean for detecting recent overwrite
of the contents since MADV_FREE syscall is called for THP page.

This patch adds pmd_dirty and pmd_mkclean for THP page MADV_FREE
support.

Signed-off-by: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
arch/x86/include/asm/pgtable.h diff | blob | history
Linux kernel for KaRo TX COM modules