projects / GitHub / LineageOS / android_kernel_motorola_exynos9610.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: cc6ea13) | patch
IB/qib: Eliminate divide/mod in converting idx to egr buf pointer
authorMike Marciniszyn <mike.marciniszyn@qlogic.com>
Fri, 23 Sep 2011 17:16:39 +0000 (13:16 -0400)
committerRoland Dreier <roland@purestorage.com>
Fri, 21 Oct 2011 16:38:52 +0000 (09:38 -0700)
commit9e1c0e43257b6df1ef012dd37c3f0f93b1ee47af
treebe40833860d385491b1ac8fa13dffe414954ee76tree | snapshot (tar.gz zip)
parentcc6ea1385b43487f6ef03bdc91416c8366d28311commit | diff
IB/qib: Eliminate divide/mod in converting idx to egr buf pointer

The context init now saves a shift from rcvegrbufs_perchunk
rcvegrbufs_perchunk_shift using ilog2.   A BUG_ON() protects the
power of 2 assumption.

Signed-off-by: Mike Marciniszyn <mike.marciniszyn@qlogic.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
drivers/infiniband/hw/qib/qib.h diff | blob | blame | history
drivers/infiniband/hw/qib/qib_driver.c diff | blob | blame | history
drivers/infiniband/hw/qib/qib_iba6120.c diff | blob | blame | history
drivers/infiniband/hw/qib/qib_iba7220.c diff | blob | blame | history
drivers/infiniband/hw/qib/qib_iba7322.c diff | blob | blame | history
drivers/infiniband/hw/qib/qib_init.c diff | blob | blame | history