| commit | 443c6f145de813518c36ac6b6e4e08d9445337e7 | [log] [tgz] |
|---|---|---|
| author | Andi Kleen <ak@linux.intel.com> | Wed Dec 23 21:00:47 2009 +0100 |
| committer | Andi Kleen <ak@linux.intel.com> | Wed Dec 23 21:01:16 2009 +0100 |
| tree | d0d635c07185b06ddcd2a82f6b2c90c188366431 | |
| parent | 4440095c8268c1a5e11577097d2be429cec036ca [diff] |
SYSCTL: Add a mutex to the page_alloc zone order sysctl The zone list code clearly cannot tolerate concurrent writers (I couldn't find any locks for that), so simply add a global mutex. No need for RCU in this case. Signed-off-by: Andi Kleen <ak@linux.intel.com>