subject:"\[PATCH v13 4\/8\] powerpc\: add pmd_\[dirty\|mkclean\] for THP"

Re: [PATCH v13 4/8] powerpc: add pmd_[dirty|mkclean] for THP

2014-08-04 Thread Aneesh Kumar K.V

Minchan Kim minc...@kernel.org writes: 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. Cc: Benjamin Herrenschmidt

[PATCH v13 4/8] powerpc: add pmd_[dirty|mkclean] for THP

2014-07-18 Thread Minchan Kim

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. Cc: Benjamin Herrenschmidt b...@kernel.crashing.org Cc: Paul Mackerras