The patch titled
Subject: tools-modifying-page-types-to-include-shared-map-counts-fix
has been added to the -mm tree. Its filename is
tools-modifying-page-types-to-include-shared-map-counts-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/tools-modifying-page-types-to-include-shared-map-counts-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/tools-modifying-page-types-to-include-shared-map-counts-fix.patch
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------------------------------------------------------
From: Christian Hansen <chansen3@xxxxxxxxx>
Subject: tools-modifying-page-types-to-include-shared-map-counts-fix
ad documentation, tweak whitespace
Link: http://lkml.kernel.org/r/20180705181204.5529-1-chansen3@xxxxxxxxx
Signed-off-by: Christian Hansen <chansen3@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
diff -puN Documentation/admin-guide/mm/pagemap.rst~tools-modifying-page-types-to-include-shared-map-counts-fix Documentation/admin-guide/mm/pagemap.rst
--- a/Documentation/admin-guide/mm/pagemap.rst~tools-modifying-page-types-to-include-shared-map-counts-fix
+++ a/Documentation/admin-guide/mm/pagemap.rst
@@ -44,6 +44,9 @@ There are four components to pagemap:
* ``/proc/kpagecount``. This file contains a 64-bit count of the number of
times each page is mapped, indexed by PFN.
+The page-types tool in the tools/vm directory can be used to query the
+number of times a page is mapped.
+
* ``/proc/kpageflags``. This file contains a 64-bit set of flags for each
page, indexed by PFN.
diff -puN tools/vm/page-types.c~tools-modifying-page-types-to-include-shared-map-counts-fix tools/vm/page-types.c
--- a/tools/vm/page-types.c~tools-modifying-page-types-to-include-shared-map-counts-fix
+++ a/tools/vm/page-types.c
@@ -305,7 +305,7 @@ static unsigned long kpagecount_read(uin
unsigned long index,
unsigned long pages)
{
- return kpagecount_fd < 0 ? pages :
+ return kpagecount_fd < 0 ? pages:
do_u64_read(kpagecount_fd, PROC_KPAGECOUNT,
buf, index, pages);
}
_
Patches currently in -mm which might be from chansen3@xxxxxxxxx are
tools-modifying-page-types-to-include-shared-map-counts.patch
tools-modifying-page-types-to-include-shared-map-counts-fix.patch
tools-adding-support-for-idle-page-tracking-to-tool.patch
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