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| author |   Alexander Gordeev <agordeev@redhat.com> | 2014-10-06 16:26:35 +0100 |
|---|---|---|
| committer |   Tejun Heo <tj@kernel.org> | 2014-10-06 11:43:36 -0400 |
| commit | 33fb0d01ce60fe4c0c12c4f0c134c5cdb818ac5a (patch) | |
| tree | bcf6430240b39ed54f03709f0fc681831627b7d1 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | AHCI: Optimize single IRQ interrupt processing (diff) | |
| download | linux-rng-33fb0d01ce60fe4c0c12c4f0c134c5cdb818ac5a.tar.xz linux-rng-33fb0d01ce60fe4c0c12c4f0c134c5cdb818ac5a.zip | |
AHCI: Do not acquire ata_host::lock from single IRQ handler
There is no need to acquire ata_host::lock spinlock from
hardware context single IRQ interrupt handler since the
handler does not access host data that could be altered
by concurrent processors.
Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: linux-ide@vger.kernel.org
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions