+ ia64-mca-drop-redundant-spinlock-initialization.patch added to mm-nonmm-unstable branch

+ ia64-mca-drop-redundant-spinlock-initialization.patch added to mm-nonmm-unstable branch

[Andrew Morton]

The patch titled
     Subject: ia64: mca: Drop redundant spinlock initialization
has been added to the -mm mm-nonmm-unstable branch.  Its filename is
     ia64-mca-drop-redundant-spinlock-initialization.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/ia64-mca-drop-redundant-spinlock-initialization.patch

This patch will later appear in the mm-nonmm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Haowen Bai <baihaowen@meizu.com>
Subject: ia64: mca: Drop redundant spinlock initialization

mlogbuf_rlock has declared and initialized by DEFINE_SPINLOCK,
so we don't need to spin_lock_init again, drop it.

Link: https://lkml.kernel.org/r/1652176897-4754-1-git-send-email-baihaowen@meizu.com
Signed-off-by: Haowen Bai <baihaowen@meizu.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 arch/ia64/kernel/mca.c |    1 -
 1 file changed, 1 deletion(-)

--- a/arch/ia64/kernel/mca.c~ia64-mca-drop-redundant-spinlock-initialization
+++ a/arch/ia64/kernel/mca.c
@@ -290,7 +290,6 @@ static void ia64_mlogbuf_finish(int wait
 {
 	BREAK_LOGLEVEL(console_loglevel);
 
-	spin_lock_init(&mlogbuf_rlock);
 	ia64_mlogbuf_dump();
 	printk(KERN_EMERG "mlogbuf_finish: printing switched to urgent mode, "
 		"MCA/INIT might be dodgy or fail.\n");
_

Patches currently in -mm which might be from baihaowen@meizu.com are

ia64-mca-drop-redundant-spinlock-initialization.patch