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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-03-24 11:07:15 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-03-24 11:07:15 -0700 |
| commit | 92896bd9fd75b1c993b92874d339a8088bb75560 (patch) | |
| tree | 2bd8bc5a8c8ee10a4b1fd62804281d2b486067f0 /lib/iomap.c | |
| parent | d2532dd20a126020de407c1c2476a75b53fce7ac (diff) | |
| download | op-kernel-dev-92896bd9fd75b1c993b92874d339a8088bb75560.zip op-kernel-dev-92896bd9fd75b1c993b92874d339a8088bb75560.tar.gz | |
Don't 'printk()' while holding xtime lock for writing
The printk() can deadlock because it can wake up klogd(), and
task enqueueing will try to read the time in order to set a hrtimer.
Reported-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Debugged-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/iomap.c')
0 files changed, 0 insertions, 0 deletions
