ath5k: improve comments for optimized tx descriptor setup
authorJohn W. Linville <linville@tuxdriver.com>
Wed, 13 Apr 2011 12:47:32 +0000 (08:47 -0400)
committerJohn W. Linville <linville@tuxdriver.com>
Wed, 13 Apr 2011 12:49:10 +0000 (08:49 -0400)
commit8962d87129ec0a820d17ac44cbf3f51010ad8db8
treedac24b90d6117796677d242f6a7ef0188b69519a
parent6f11c819d5fb24b637f2db605e5d3c270c979627
ath5k: improve comments for optimized tx descriptor setup

Comment the use of local variables to reduce the number of load/store
operations on uncached memory, in hopes of not losing this optimization
accidentally in the future.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/ath/ath5k/desc.c