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authorEric W. Biederman <ebiederm@xmission.com>2006-09-27 01:51:04 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-27 08:26:19 -0700
commitb89a81712f486e4f7a606987413e387605fdeaf4 (patch)
tree98702b89a50e927c38f2e31cf824c10d2585722f /fs
parent571817849c76aabf34d534c905b5e604f2e824c5 (diff)
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[PATCH] sysctl: Allow /proc/sys without sys_sysctl
Since sys_sysctl is deprecated start allow it to be compiled out. This should catch any remaining user space code that cares, and paves the way for further sysctl cleanups. [akpm@osdl.org: If sys_sysctl() is not compiled-in, emit a warning] Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/Kconfig19
1 files changed, 19 insertions, 0 deletions
diff --git a/fs/Kconfig b/fs/Kconfig
index a27002668bd..d311198bba4 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -826,6 +826,25 @@ config PROC_VMCORE
help
Exports the dump image of crashed kernel in ELF format.
+config PROC_SYSCTL
+ bool "Sysctl support (/proc/sys)" if EMBEDDED
+ depends on PROC_FS
+ select SYSCTL
+ default y
+ ---help---
+ The sysctl interface provides a means of dynamically changing
+ certain kernel parameters and variables on the fly without requiring
+ a recompile of the kernel or reboot of the system. The primary
+ interface is through /proc/sys. If you say Y here a tree of
+ modifiable sysctl entries will be generated beneath the
+ /proc/sys directory. They are explained in the files
+ in <file:Documentation/sysctl/>. Note that enabling this
+ option will enlarge the kernel by at least 8 KB.
+
+ As it is generally a good thing, you should say Y here unless
+ building a kernel for install/rescue disks or your system is very
+ limited in memory.
+
config SYSFS
bool "sysfs file system support" if EMBEDDED
default y