linux-kernel - [PATCH v4 1/4] block/badblocks: change some members of badblocks to bool

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Message-Id: <20230626080913.3493135-2-linan666@huaweicloud.com>
Date:   Mon, 26 Jun 2023 16:09:10 +0800
From:   linan666@...weicloud.com
To:     axboe@...nel.dk, linan122@...wei.com, vishal.l.verma@...el.com,
        dan.j.williams@...el.com, ashok_raj@...ux.intel.com
Cc:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        yukuai3@...wei.com, yi.zhang@...wei.com, houtao1@...wei.com,
        yangerkun@...wei.com
Subject: [PATCH v4 1/4] block/badblocks: change some members of badblocks to bool

From: Li Nan <linan122@...wei.com>

"changed" and "unacked_exist" are used as boolean type. Change the type
of them to bool. No functional changed intended.

Signed-off-by: Li Nan <linan122@...wei.com>
---
 include/linux/badblocks.h |  9 +++++----
 block/badblocks.c         | 14 +++++++-------
 2 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/include/linux/badblocks.h b/include/linux/badblocks.h
index 2426276b9bd3..2feb143a1856 100644
--- a/include/linux/badblocks.h
+++ b/include/linux/badblocks.h
@@ -27,15 +27,16 @@
 struct badblocks {
 	struct device *dev;	/* set by devm_init_badblocks */
 	int count;		/* count of bad blocks */
-	int unacked_exist;	/* there probably are unacknowledged
-				 * bad blocks.  This is only cleared
-				 * when a read discovers none
+	bool unacked_exist;	/* there probably are unacknowledged
+				 * bad blocks. This is only cleared
+				 * when a read of unacknowledged bad
+				 * blocks discovers none
 				 */
 	int shift;		/* shift from sectors to block size
 				 * a -ve shift means badblocks are
 				 * disabled.*/
 	u64 *page;		/* badblock list */
-	int changed;
+	bool changed;
 	seqlock_t lock;
 	sector_t sector;
 	sector_t size;		/* in sectors */
diff --git a/block/badblocks.c b/block/badblocks.c
index 3afb550c0f7b..f28e971a4b94 100644
--- a/block/badblocks.c
+++ b/block/badblocks.c
@@ -141,7 +141,7 @@ static void badblocks_update_acked(struct badblocks *bb)
 	}
 
 	if (!unacked)
-		bb->unacked_exist = 0;
+		bb->unacked_exist = false;
 }
 
 /**
@@ -302,9 +302,9 @@ int badblocks_set(struct badblocks *bb, sector_t s, int sectors,
 		}
 	}
 
-	bb->changed = 1;
+	bb->changed = true;
 	if (!acknowledged)
-		bb->unacked_exist = 1;
+		bb->unacked_exist = true;
 	else
 		badblocks_update_acked(bb);
 	write_sequnlock_irqrestore(&bb->lock, flags);
@@ -414,7 +414,7 @@ int badblocks_clear(struct badblocks *bb, sector_t s, int sectors)
 	}
 
 	badblocks_update_acked(bb);
-	bb->changed = 1;
+	bb->changed = true;
 out:
 	write_sequnlock_irq(&bb->lock);
 	return rv;
@@ -435,7 +435,7 @@ void ack_all_badblocks(struct badblocks *bb)
 		return;
 	write_seqlock_irq(&bb->lock);
 
-	if (bb->changed == 0 && bb->unacked_exist) {
+	if (!bb->changed && bb->unacked_exist) {
 		u64 *p = bb->page;
 		int i;
 
@@ -447,7 +447,7 @@ void ack_all_badblocks(struct badblocks *bb)
 				p[i] = BB_MAKE(start, len, 1);
 			}
 		}
-		bb->unacked_exist = 0;
+		bb->unacked_exist = false;
 	}
 	write_sequnlock_irq(&bb->lock);
 }
@@ -493,7 +493,7 @@ ssize_t badblocks_show(struct badblocks *bb, char *page, int unack)
 				length << bb->shift);
 	}
 	if (unack && len == 0)
-		bb->unacked_exist = 0;
+		bb->unacked_exist = false;
 
 	if (read_seqretry(&bb->lock, seq))
 		goto retry;
-- 
2.39.2