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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2014-08-07 07:04:28 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-08-07 14:40:08 -0400 |
| commit | 2798d4ce61601808b965253d60624bbf201b51b0 (patch) | |
| tree | e938df0fd8040a69da38a277c753aac42272c292 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | acct: get rid of acct_list (diff) | |
| download | linux-dev-2798d4ce61601808b965253d60624bbf201b51b0.tar.xz linux-dev-2798d4ce61601808b965253d60624bbf201b51b0.zip | |
acct: get rid of acct_lock for acct->count
* make acct->count atomic and acct freeing - rcu-delayed.
* instead of grabbing acct_lock around the places where we take a reference,
do that under rcu_read_lock() with atomic_long_inc_not_zero().
* have the new acct locked before making ns->bacct point to it
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions