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| author |   Jaegeuk Kim <jaegeuk@kernel.org> | 2014-12-03 21:15:10 -0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2014-12-03 21:23:29 -0800 |
| commit | 8b26ef98da3387eb57a8a5c1747c6e628948ee0c (patch) | |
| tree | 3a36e9ee3b1483c049a91e32f7eda6e54f71e0fc /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | f2fs: fix missing kmem_cache_free (diff) | |
| download | linux-dev-8b26ef98da3387eb57a8a5c1747c6e628948ee0c.tar.xz linux-dev-8b26ef98da3387eb57a8a5c1747c6e628948ee0c.zip | |
f2fs: use rw_semaphore for nat entry lock
Previoulsy, we used rwlock for nat_entry lock.
But, now we have a lot of complex operations in set_node_addr.
(e.g., allocating kernel memories, handling radix_trees, and so on)
So, this patches tries to change spinlock to rw_semaphore to give CPUs to other
threads.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions