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| author | Cyrill Gorcunov <gorcunov@gmail.com> | 2013-10-16 13:46:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-10-16 21:35:52 -0700 |
| commit | e9cdd6e771580e6ff872e5c64e8b766972c7d1bc (patch) | |
| tree | 74937a9efcadf9eb926bdfcbd569498cf555627b /mm/zswap.c | |
| parent | c3d16e16522fe3fe8759735850a0676da18f4b1d (diff) | |
| download | linux-stable-e9cdd6e771580e6ff872e5c64e8b766972c7d1bc.tar.gz linux-stable-e9cdd6e771580e6ff872e5c64e8b766972c7d1bc.tar.bz2 linux-stable-e9cdd6e771580e6ff872e5c64e8b766972c7d1bc.zip | |
mm: /proc/pid/pagemap: inspect _PAGE_SOFT_DIRTY only on present pages
If a page we are inspecting is in swap we may occasionally report it as
having soft dirty bit (even if it is clean). The pte_soft_dirty helper
should be called on present pte only.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Pavel Emelyanov <xemul@parallels.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Matt Mackall <mpm@selenic.com>
Cc: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/zswap.c')
0 files changed, 0 insertions, 0 deletions