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Merge branch 'core-printk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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Pull printk locking fix from Thomas Gleixner:
 "A single lock ordering fix in the printk code"

* 'core-printk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  printk: Fix rq->lock vs logbuf_lock unlock lock inversion
This commit is contained in:
Linus Torvalds 2013-07-10 18:14:24 -07:00
parent db6e330490 dbda92d16f
commit 75fcf64dc7
1 changed files with 1 additions and 1 deletions
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2
kernel/printk.c
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@ -1369,9 +1369,9 @@ static int console_trylock_for_printk(unsigned int cpu)
}
}
logbuf_cpu = UINT_MAX;
raw_spin_unlock(&logbuf_lock);
if (wake)
up(&console_sem);
raw_spin_unlock(&logbuf_lock);
return retval;
}