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| author |   Kim Phillips <kim.phillips@freescale.com> | 2012-06-22 19:48:57 -0500 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2012-06-27 14:42:07 +0800 |
| commit | a0ca6ca022ac197e159bb5d22a08e3c3aebb242c (patch) | |
| tree | fbd194b3c93e8cf2938e1e4317a926578c22bc96 /crypto/Kconfig | |
| parent | crypto: caam - consolidate memory barriers from job ring en/dequeue (diff) | |
| download | linux-dev-a0ca6ca022ac197e159bb5d22a08e3c3aebb242c.tar.xz linux-dev-a0ca6ca022ac197e159bb5d22a08e3c3aebb242c.zip | |
crypto: caam - one tasklet per job ring
there is no noticeable benefit for multiple cores to process one
job ring's output ring: in fact, we can benefit from cache effects
of having the back-half stay on the core that receives a particular
ring's interrupts, and further relax general contention and the
locking involved with reading outring_used, since tasklets run
atomically.
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/Kconfig')
0 files changed, 0 insertions, 0 deletions