diff options
| author | KAMEZAWA Hiroyuki <[email protected]> | 2007-08-30 23:56:21 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2007-08-31 01:42:22 -0700 |
| commit | 989f89c57e6361e7d16fbd9572b5da7d313b073d (patch) | |
| tree | cd5f655709e1515568c1e1f309f169723ce3b084 /include/linux/sysdev.h | |
| parent | d1254b12c93e1e586137a2ffef71fd33cf273f35 (diff) | |
fix rcu_read_lock() in page migraton
In migration fallback path, write_page() or lock_page() will be called.
This causes sleep with holding rcu_read_lock().
For avoding that, just do rcu_lock if the page is Anon.(this is enough.)
Signed-off-by: KAMEZAWA Hiroyuki <[email protected]>
Acked-by: Christoph Lameter <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'include/linux/sysdev.h')
0 files changed, 0 insertions, 0 deletions