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| author |   Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> | 2008-11-14 17:47:35 -0500 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2008-11-16 09:01:26 +0100 |
| commit | 2bdba316c989da028a59becf7516c6350ce3c173 (patch) | |
| tree | 18ee77474c243ebea424b0bdb3e38c444f6f0e0b /kernel/module.c | |
| parent | rcu: add rcu_read_*_sched_notrace() (diff) | |
| download | linux-dev-2bdba316c989da028a59becf7516c6350ce3c173.tar.xz linux-dev-2bdba316c989da028a59becf7516c6350ce3c173.zip | |
markers: fix unregister
Impact: fix marker registers/unregister race
get_marker() can return a NULL entry because the mutex is released in
the middle of those functions. Make sure we check to see if it has been
concurrently removed.
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/module.c')
0 files changed, 0 insertions, 0 deletions