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| author | Nick Piggin <[email protected]> | 2011-01-07 17:49:32 +1100 |
|---|---|---|
| committer | Nick Piggin <[email protected]> | 2011-01-07 17:50:21 +1100 |
| commit | b7ab39f631f505edc2bbdb86620d5493f995c9da (patch) | |
| tree | 62be97ebc7fc69ceb601f23312d335ebb8038ee7 /tools/perf/scripts/python/bin | |
| parent | 2304450783dfde7b0b94ae234edd0dbffa865073 (diff) | |
fs: dcache scale dentry refcount
Make d_count non-atomic and protect it with d_lock. This allows us to ensure a
0 refcount dentry remains 0 without dcache_lock. It is also fairly natural when
we start protecting many other dentry members with d_lock.
Signed-off-by: Nick Piggin <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin')
0 files changed, 0 insertions, 0 deletions