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From: Zhen Lei <thunder.leizhen@huawei.com>
To: Minchan Kim <minchan@kernel.org>, Nitin Gupta <ngupta@vflare.org>,
	"Sergey Senozhatsky" <sergey.senozhatsky.work@gmail.com>,
	Matthew Wilcox <willy@infradead.org>,
	Jens Axboe <axboe@kernel.dk>, Coly Li <colyli@suse.de>,
	Kent Overstreet <kent.overstreet@gmail.com>,
	"Alasdair Kergon" <agk@redhat.com>,
	Mike Snitzer <snitzer@redhat.com>,
	linux-block <linux-block@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-mm <linux-mm@kvack.org>, dm-devel <dm-devel@redhat.com>,
	Song Liu <song@kernel.org>,
	linux-raid <linux-raid@vger.kernel.org>,
	linux-kernel <linux-kernel@vger.kernel.org>
Cc: Zhen Lei <thunder.leizhen@huawei.com>
Subject: [PATCH v2 09/10] md: use existing definition RESYNC_SECTORS
Date: Thu, 7 May 2020 15:50:59 +0800	[thread overview]
Message-ID: <20200507075100.1779-10-thunder.leizhen@huawei.com> (raw)
In-Reply-To: <20200507075100.1779-1-thunder.leizhen@huawei.com>

"RESYNC_BLOCK_SIZE/512" is equal to "RESYNC_BLOCK_SIZE >> 9", replace it
with RESYNC_SECTORS.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
 drivers/md/raid10.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 948afe720fca..ac4273f804e8 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -4483,8 +4483,8 @@ static sector_t reshape_request(struct mddev *mddev, sector_t sector_nr,
 		last = conf->reshape_progress - 1;
 		sector_nr = last & ~(sector_t)(conf->geo.chunk_mask
 					       & conf->prev.chunk_mask);
-		if (sector_nr + RESYNC_BLOCK_SIZE/512 < last)
-			sector_nr = last + 1 - RESYNC_BLOCK_SIZE/512;
+		if (sector_nr + RESYNC_SECTORS < last)
+			sector_nr = last + 1 - RESYNC_SECTORS;
 	} else {
 		/* 'next' is after the last device address that we
 		 * might write to for this chunk in the new layout
@@ -4506,8 +4506,8 @@ static sector_t reshape_request(struct mddev *mddev, sector_t sector_nr,
 		last  = sector_nr | (conf->geo.chunk_mask
 				     & conf->prev.chunk_mask);
 
-		if (sector_nr + RESYNC_BLOCK_SIZE/512 <= last)
-			last = sector_nr + RESYNC_BLOCK_SIZE/512 - 1;
+		if (sector_nr + RESYNC_SECTORS <= last)
+			last = sector_nr + RESYNC_SECTORS - 1;
 	}
 
 	if (need_flush ||
-- 
2.26.0.106.g9fadedd




  parent reply	other threads:[~2020-05-07  7:56 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-07  7:50 [PATCH v2 00/10] clean up SECTOR related macros and sectors/pages conversions Zhen Lei
2020-05-07  7:50 ` [PATCH v2 01/10] block: move PAGE_SECTORS definition into <linux/blkdev.h> Zhen Lei
2020-05-07  7:50 ` [PATCH v2 02/10] zram: abolish macro SECTORS_PER_PAGE Zhen Lei
2020-05-07  7:50 ` [PATCH v2 03/10] block: add sectors_to_npage()/npage_to_sectors() helpers Zhen Lei
2020-05-07  7:50 ` [PATCH v2 04/10] zram: abolish macro SECTORS_PER_PAGE_SHIFT Zhen Lei
2020-05-07  7:50 ` [PATCH v2 05/10] block: abolish macro PAGE_SECTORS_SHIFT Zhen Lei
2020-05-07  7:50 ` [PATCH v2 06/10] mm/swap: use npage_to_sectors() and PAGE_SECTORS to clean up code Zhen Lei
2020-05-15  4:06   ` Matthew Wilcox
2020-05-15  6:28     ` Leizhen (ThunderTown)
2020-05-15  4:14   ` Matthew Wilcox
2020-05-15  6:42     ` Leizhen (ThunderTown)
2020-05-07  7:50 ` [PATCH v2 07/10] block: use sectors_to_npage() " Zhen Lei
2020-05-15  4:19   ` Matthew Wilcox
2020-05-15  6:52     ` Leizhen (ThunderTown)
2020-05-07  7:50 ` [PATCH v2 08/10] md: use sectors_to_npage() and npage_to_sectors() " Zhen Lei
2020-05-07  7:50 ` Zhen Lei [this message]
2020-05-07  7:51 ` [PATCH v2 10/10] md: use PAGE_SECTORS " Zhen Lei
2020-05-15  2:05 ` [PATCH v2 00/10] clean up SECTOR related macros and sectors/pages conversions Leizhen (ThunderTown)

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