The patch titled
ipmi: change barrier to cpu_relax in poweroff code
has been added to the -mm tree. Its filename is
ipmi-run-to-completion-fixes-fix.patch
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------------------------------------------------------
Subject: ipmi: change barrier to cpu_relax in poweroff code
From: Corey Minyard <cminyard@xxxxxxxxxx>
Change a barrier to cpu_relax(), which is more appropriate for a
polling loop.
Signed-off-by: Corey Minyard <cminyard@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/ipmi/ipmi_poweroff.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN drivers/char/ipmi/ipmi_poweroff.c~ipmi-run-to-completion-fixes-fix drivers/char/ipmi/ipmi_poweroff.c
--- a/drivers/char/ipmi/ipmi_poweroff.c~ipmi-run-to-completion-fixes-fix
+++ a/drivers/char/ipmi/ipmi_poweroff.c
@@ -175,7 +175,7 @@ static int ipmi_request_in_rc_mode(ipmi_
*/
while (atomic_read(&dummy_count) > 0) {
ipmi_poll_interface(user);
- barrier();
+ cpu_relax();
}
return halt_recv_msg.msg.data[0];
_
Patches currently in -mm which might be from cminyard@xxxxxxxxxx are
git-watchdog.patch
ipmi-hold-attn-until-upper-layer-ready.patch
ipmi-change-device-node-ordering-to-reflect-probe-order.patch
ipmi-run-to-completion-fixes.patch
ipmi-run-to-completion-fixes-fix.patch
ipmi-run-to-completion-fixes-checkpatch-fixes.patch
ipmi-dont-grab-locks-in-run-to-completion-mode.patch
ipmi-dont-print-event-queue-full-on-every-event.patch
ipmi-update-driver-version.patch
-
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