aboutsummaryrefslogtreecommitdiff
path: root/init
diff options
context:
space:
mode:
authorMatt Mackall <mpm@selenic.com>2008-02-04 22:29:07 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-05 09:44:17 -0800
commit1e88328111aae3ea408f346763ba9f9bad71f876 (patch)
tree22be92057a7426ca5b6c8ee9b136bbc417c902a8 /init
parent304daa8132a95e998b6716d4b7bd8bd76aa152b2 (diff)
downloadlinux-linaro-1e88328111aae3ea408f346763ba9f9bad71f876.tar.gz
maps4: make page monitoring /proc file optional
Make /proc/ page monitoring configurable This puts the following files under an embedded config option: /proc/pid/clear_refs /proc/pid/smaps /proc/pid/pagemap /proc/kpagecount /proc/kpageflags [akpm@linux-foundation.org: Kconfig fix] Signed-off-by: Matt Mackall <mpm@selenic.com> Cc: Dave Hansen <haveblue@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'init')
-rw-r--r--init/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/init/Kconfig b/init/Kconfig
index dc28836d9d0..aaa7e7d5305 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -678,6 +678,16 @@ config MARKERS
source "arch/Kconfig"
+config PROC_PAGE_MONITOR
+ default y
+ depends on PROC_FS && MMU
+ bool "Enable /proc page monitoring" if EMBEDDED
+ help
+ Various /proc files exist to monitor process memory utilization:
+ /proc/pid/smaps, /proc/pid/clear_refs, /proc/pid/pagemap,
+ /proc/kpagecount, and /proc/kpageflags. Disabling these
+ interfaces will reduce the size of the kernel by approximately 4kb.
+
endmenu # General setup
config SLABINFO