mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

[IA64-SGI] fix bte_copy() calling smp_processor_id() while preemptible 

bte_copy() calls calls smp_processor_id(), which will get flagged if
preemption if enabled.  raw_smp_processor_id() is used instead 
because we are just using it to pick a BTE interface and are not 
tied to a specific cpu.

Signed-off-by: Russ Anderson (rja@sgi.com)
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Russ Anderson 2005-08-15 14:46:00 -07:00 committed by Tony Luck
parent 8409668b56
commit d1e079b3fc
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/ia64/sn/kernel/bte.c
View File

@ -105,7 +105,7 @@ bte_result_t bte_copy(u64 src, u64 dest, u64 len, u64 mode, void *notification)
/*
* Start with interface corresponding to cpu number
*/
bte_first = get_cpu() % btes_per_node;
bte_first = raw_smp_processor_id() % btes_per_node;
if (mode & BTE_USE_DEST) {
/* try remote then local */