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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2009-08-18 15:43:32 +0200 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2009-09-05 08:49:49 -0500 |
| commit | 41e05a12c7aae16f0381103af3e5ca791e87ce59 (patch) | |
| tree | 3db57f11d9f2183215a52796fea113ce96b5abd8 /scripts/patch-kernel | |
| parent | [SCSI] zfcp: Remove duplicated code for debug timestamps (diff) | |
| download | linux-41e05a12c7aae16f0381103af3e5ca791e87ce59.tar.gz linux-41e05a12c7aae16f0381103af3e5ca791e87ce59.zip | |
[SCSI] zfcp: optimize zfcp_qdio_account
Remove expensive ktime_get()/ktime_us_delta() functions from the hot
path and use get_clock_monotonic() instead. This elimates seven
function calls and avoids a lot of unnecessary calculations.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'scripts/patch-kernel')
0 files changed, 0 insertions, 0 deletions