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authorNaoya Horiguchi <n-horiguchi@ah.jp.nec.com>2013-11-12 15:07:49 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-11-13 12:09:07 +0900
commitec8e41aec13005fed0dbee002fb8c99b4e001d50 (patch)
treec14fee4cc32360055870d89b0256931a2c7e67bf /Documentation/filesystems
parentmm/page_alloc.c: remove unused marco LONG_ALIGN (diff)
downloadlinux-dev-ec8e41aec13005fed0dbee002fb8c99b4e001d50.tar.xz
linux-dev-ec8e41aec13005fed0dbee002fb8c99b4e001d50.zip
/proc/pid/smaps: show VM_SOFTDIRTY flag in VmFlags line
This flag shows that the VMA is "newly created" and thus represents "dirty" in the task's VM. You can clear it by "echo 4 > /proc/pid/clear_refs." Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Cc: Wu Fengguang <fengguang.wu@intel.com> Cc: Pavel Emelyanov <xemul@parallels.com> Acked-by: Cyrill Gorcunov <gorcunov@openvz.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r--Documentation/filesystems/proc.txt1
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt
index 823c95faebd2..22d89aa37218 100644
--- a/Documentation/filesystems/proc.txt
+++ b/Documentation/filesystems/proc.txt
@@ -460,6 +460,7 @@ manner. The codes are the following:
nl - non-linear mapping
ar - architecture specific flag
dd - do not include area into core dump
+ sd - soft-dirty flag
mm - mixed map area
hg - huge page advise flag
nh - no-huge page advise flag