e1000: add mmiowb() for IA64 to sync tail writes
authorJesse Brandeburg <jesse.brandeburg@intel.com>
Wed, 1 Nov 2006 16:47:42 +0000 (08:47 -0800)
committerJeff Garzik <jeff@garzik.org>
Sat, 2 Dec 2006 05:11:59 +0000 (00:11 -0500)
commit2ce9047f5d8464039da8ff986e71be5546e229c0
tree4e888a376bb97c9688d8ebb70d1ffef144b5529f
parent21c4d5e07859a6fc0f62be37da15b161e142c8d1
e1000: add mmiowb() for IA64 to sync tail writes

IA64 SMP systems were seeing TX issues with multiple cpu's attempting
to write tail registers unordered. This mmiowb() fixes the issue.

Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
drivers/net/e1000/e1000_main.c