Linux-EDAC Archive on lore.kernel.org
 help / color / Atom feed
* [PATCH] x86/mce: fix a wrong assignment of i_mce.status
@ 2020-06-11  2:32 Zhenzhong Duan
  2020-06-11 16:55 ` Luck, Tony
  0 siblings, 1 reply; 4+ messages in thread
From: Zhenzhong Duan @ 2020-06-11  2:32 UTC (permalink / raw)
  To: linux-kernel, linux-edac
  Cc: x86, tony.luck, bp, tglx, mingo, hpa, Zhenzhong Duan

The original code is a nop as i_mce.status is or'ed with part of itself,
fix it.

Signed-off-by: Zhenzhong Duan <zhenzhong.duan@gmail.com>
---
 arch/x86/kernel/cpu/mce/inject.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/mce/inject.c b/arch/x86/kernel/cpu/mce/inject.c
index 3413b41..dc28a61 100644
--- a/arch/x86/kernel/cpu/mce/inject.c
+++ b/arch/x86/kernel/cpu/mce/inject.c
@@ -511,7 +511,7 @@ static void do_inject(void)
 	 */
 	if (inj_type == DFR_INT_INJ) {
 		i_mce.status |= MCI_STATUS_DEFERRED;
-		i_mce.status |= (i_mce.status & ~MCI_STATUS_UC);
+		i_mce.status &= ~MCI_STATUS_UC;
 	}
 
 	/*
-- 
1.8.3.1


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, back to index

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-06-11  2:32 [PATCH] x86/mce: fix a wrong assignment of i_mce.status Zhenzhong Duan
2020-06-11 16:55 ` Luck, Tony
2020-06-11 18:36   ` Yazen Ghannam
2020-06-15 11:36   ` Borislav Petkov

Linux-EDAC Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-edac/0 linux-edac/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-edac linux-edac/ https://lore.kernel.org/linux-edac \
		linux-edac@vger.kernel.org
	public-inbox-index linux-edac

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-edac


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git