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

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Message-ID: <Pine.LNX.4.61.0704012003580.12316@yvahk01.tjqt.qr>
Date:	Sun, 1 Apr 2007 20:14:40 +0200 (MEST)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
cc:	Andrew Morton <akpm@...l.org>, Chris Wright <chrisw@...s-sol.org>
Subject: [PATCH 5/16] fix-kthread-niceness.diff


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@....de>
Cc: Chris Wright <chrisw@...s-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>
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