From dc5e2d47cd5c93dcc197598caa04b791458b0a6a Mon Sep 17 00:00:00 2001 From: Nikanth Karthikesan Date: Wed, 27 Oct 2010 15:34:11 -0700 Subject: [PATCH] --- yaml --- r: 218568 b: refs/heads/master c: 03f890f8c2f5c9008d3d8f6d85267717ced4bd79 h: refs/heads/master v: v3 --- [refs] | 2 +- trunk/Documentation/filesystems/proc.txt | 4 ++++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/[refs] b/[refs] index 8d826273349f..3c621783c82b 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: b40d4f84becd69275451baee7f0801c85eb58437 +refs/heads/master: 03f890f8c2f5c9008d3d8f6d85267717ced4bd79 diff --git a/trunk/Documentation/filesystems/proc.txt b/trunk/Documentation/filesystems/proc.txt index 976de6e19dd8..e73df2722ff3 100644 --- a/trunk/Documentation/filesystems/proc.txt +++ b/trunk/Documentation/filesystems/proc.txt @@ -136,6 +136,7 @@ Table 1-1: Process specific entries in /proc statm Process memory status information status Process status in human readable form wchan If CONFIG_KALLSYMS is set, a pre-decoded wchan + pagemap Page table stack Report full stack trace, enable via CONFIG_STACKTRACE smaps a extension based on maps, showing the memory consumption of each mapping @@ -404,6 +405,9 @@ To clear the bits for the file mapped pages associated with the process > echo 3 > /proc/PID/clear_refs Any other value written to /proc/PID/clear_refs will have no effect. +The /proc/pid/pagemap gives the PFN, which can be used to find the pageflags +using /proc/kpageflags and number of times a page is mapped using +/proc/kpagecount. For detailed explanation, see Documentation/vm/pagemap.txt. 1.2 Kernel data ---------------