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authorKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>2009-04-06 19:00:30 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-07 08:31:03 -0700
commit6260a4b0521a41189b2c2a8119096c1e21dbdf2c (patch)
tree90e3c16cfde493503292b128fc3e275d58ccb037 /Documentation
parentfafd688e4c0c34da0f3de909881117d374e4c7af (diff)
/proc/pid/maps: don't show pgoff of pure ANON VMAs
Recently, it's argued that what proc/pid/maps shows is ugly when a 32bit binary runs on 64bit host. /proc/pid/maps outputs vma's pgoff member but vma->pgoff is of no use information is the vma is for ANON. With this patch, /proc/pid/maps shows just 0 if no file backing store. [akpm@linux-foundation.org: coding-style fixes] [kamezawa.hiroyu@jp.fujitsu.com: coding-style fixes] Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Mike Waychison <mikew@google.com> Reported-by: Ying Han <yinghan@google.com> Cc: Hugh Dickins <hugh@veritas.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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