[PATCH 5/16] fix-kthread-niceness.diff

Jan Engelhardt
2007-04-01T18:15:30Z

Fix kevent's childs priority greedy-ness. Such tasks were always scheduled
at nice level -5 and, at that time, udev stole us the CPU time with -5.

Already posted at http://lkml.org/lkml/2005/1/10/85

Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
Cc: Chris Wright <chrisw@sous-sol.org>

kmod.c | 1 +
1 file changed, 1 insertion(+)

Index: linux-2.6.21-rc5/kernel/kmod.c
===================================================================
--- linux-2.6.21-rc5.orig/kernel/kmod.c
+++ linux-2.6.21-rc5/kernel/kmod.c
@@ -165,6 +165,7 @@ static int ____call_usermodehelper(void

/* We can run anywhere, unlike our parent keventd(). */
set_cpus_allowed(current, CPU_MASK_ALL);
+ set_user_nice(current, 0);

retval = -EPERM;
if (current->fs->root)
#<EOF>