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authorHeinrich Schuchardt <xypron.glpk@gmx.de>2015-04-16 22:47:50 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-17 16:04:07 +0300
commit16db3d3f1170fb0efca652c9378ce7c5f5cb4232 (patch)
treef85f846c4e8a4761449aeca34dbd1055bb693828 /include/linux/sysctl.h
parentac1b398de1ef94aeee8ba87b0120763526572a6e (diff)
downloadlinux-16db3d3f1170fb0efca652c9378ce7c5f5cb4232.tar.xz
kernel/sysctl.c: threads-max observe limits
Users can change the maximum number of threads by writing to /proc/sys/kernel/threads-max. With the patch the value entered is checked against the same limits that apply when fork_init is called. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/sysctl.h')
-rw-r--r--include/linux/sysctl.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index b7361f831226..795d5fea5697 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -212,4 +212,7 @@ static inline void setup_sysctl_set(struct ctl_table_set *p,
#endif /* CONFIG_SYSCTL */
+int sysctl_max_threads(struct ctl_table *table, int write,
+ void __user *buffer, size_t *lenp, loff_t *ppos);
+
#endif /* _LINUX_SYSCTL_H */