From 68b9753f47953930cb94de0223c163f289399091 Mon Sep 17 00:00:00 2001 From: Jack Steiner Date: Thu, 11 Aug 2005 10:28:00 -0700 Subject: [IA64-SGI] - New SN hardware support - cpu_relax Add a few missing calls to "hint @pause". Signed-off-by: Jack Steiner Signed-off-by: Tony Luck --- arch/ia64/sn/kernel/bte.c | 1 + 1 file changed, 1 insertion(+) (limited to 'arch/ia64/sn/kernel/bte.c') diff --git a/arch/ia64/sn/kernel/bte.c b/arch/ia64/sn/kernel/bte.c index 7adef84190d..b75814efadb 100644 --- a/arch/ia64/sn/kernel/bte.c +++ b/arch/ia64/sn/kernel/bte.c @@ -215,6 +215,7 @@ retry_bteop: } while ((transfer_stat = *bte->most_rcnt_na) == BTE_WORD_BUSY) { + cpu_relax(); if (ia64_get_itc() > itc_end) { BTE_PRINTK(("BTE timeout nasid 0x%x bte%d IBLS = 0x%lx na 0x%lx\n", NASID_GET(bte->bte_base_addr), bte->bte_num, -- cgit v1.2.3