linux-kernel - [PATCH v2] block: Fix spelling mistakes in comments

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Message-Id: <20220705022617.12555-1-jiaming@nfschina.com>
Date:   Tue,  5 Jul 2022 10:26:17 +0800
From:   Zhang Jiaming <jiaming@...china.com>
To:     song@...nel.org
Cc:     linux-raid@...r.kernel.org, linux-kernel@...r.kernel.org, d@...vu,
        liqiong@...china.com, renyu@...china.com,
        Zhang Jiaming <jiaming@...china.com>,
        Paul Menzel <pmenzel@...gen.mpg.de>
Subject: [PATCH v2] block: Fix spelling mistakes in comments

Fix spelling of dones't and waitting in comments.
Fix tense mistakes of hold and finsh in comments.
Use underline to connecting reconfig and mutex.

Signed-off-by: Zhang Jiaming <jiaming@...china.com>
Reviewed-by: Paul Menzel <pmenzel@...gen.mpg.de>
---
 drivers/md/raid5-cache.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c
index 83c184eddbda..8d5154d94f86 100644
--- a/drivers/md/raid5-cache.c
+++ b/drivers/md/raid5-cache.c
@@ -125,7 +125,7 @@ struct r5l_log {
 					 * reclaimed.  if it's 0, reclaim spaces
 					 * used by io_units which are in
 					 * IO_UNIT_STRIPE_END state (eg, reclaim
-					 * dones't wait for specific io_unit
+					 * doesn't wait for specific io_unit
 					 * switching to IO_UNIT_STRIPE_END
 					 * state) */
 	wait_queue_head_t iounit_wait;
@@ -1326,12 +1326,12 @@ static void r5l_write_super_and_discard_space(struct r5l_log *log,
 	 * Discard could zero data, so before discard we must make sure
 	 * superblock is updated to new log tail. Updating superblock (either
 	 * directly call md_update_sb() or depend on md thread) must hold
-	 * reconfig mutex. On the other hand, raid5_quiesce is called with
-	 * reconfig_mutex hold. The first step of raid5_quiesce() is waitting
-	 * for all IO finish, hence waitting for reclaim thread, while reclaim
-	 * thread is calling this function and waitting for reconfig mutex. So
+	 * reconfig_mutex. On the other hand, raid5_quiesce is called with
+	 * reconfig_mutex held. The first step of raid5_quiesce() is waiting
+	 * for all IO to finish, hence waiting for reclaim thread, while reclaim
+	 * thread is calling this function and waiting for reconfig_mutex. So
 	 * there is a deadlock. We workaround this issue with a trylock.
-	 * FIXME: we could miss discard if we can't take reconfig mutex
+	 * FIXME: we could miss discard if we can't take reconfig_mutex
 	 */
 	set_mask_bits(&mddev->sb_flags, 0,
 		BIT(MD_SB_CHANGE_DEVS) | BIT(MD_SB_CHANGE_PENDING));
-- 
2.34.1