From: Eric Biggers <ebiggers@google.com>
Date: Thu, 15 Sep 2016 22:25:07 +0000 (-0400)
Subject: blockgroup_lock.h: remove debris from bgl_lock_ptr() conversion
X-Git-Tag: MMI-PSA29.97-13-9~7022^2~14
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9e5ab85deb2c80f9707be39cd0a2c5f90c89dd97;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

blockgroup_lock.h: remove debris from bgl_lock_ptr() conversion

An obsolete comment and extra parentheses were left over from when the
sb_bgl_lock() macro was replaced with the bgl_lock_ptr() function.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Andreas Dilger <adilger@dilger.ca>
---

diff --git a/include/linux/blockgroup_lock.h b/include/linux/blockgroup_lock.h
index e44b88ba552b..61b583d7519a 100644
--- a/include/linux/blockgroup_lock.h
+++ b/include/linux/blockgroup_lock.h
@@ -49,14 +49,10 @@ static inline void bgl_lock_init(struct blockgroup_lock *bgl)
 		spin_lock_init(&bgl->locks[i].lock);
 }
 
-/*
- * The accessor is a macro so we can embed a blockgroup_lock into different
- * superblock types
- */
 static inline spinlock_t *
 bgl_lock_ptr(struct blockgroup_lock *bgl, unsigned int block_group)
 {
-	return &bgl->locks[(block_group) & (NR_BG_LOCKS-1)].lock;
+	return &bgl->locks[block_group & (NR_BG_LOCKS-1)].lock;
 }
 
 #endif