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authorMing Lei <[email protected]>2017-03-16 16:12:30 +0000
committerShaohua Li <[email protected]>2017-03-24 17:41:37 +0000
commitd8c84c4f8becc1fb993911e18c8aef5ecf7a72ac (patch)
tree5ae08c614e39143118950507f38f074c21eb5c31 /drivers/md/raid1.c
parentblock: introduce bio_copy_data_partial (diff)
downloadkernel-d8c84c4f8becc1fb993911e18c8aef5ecf7a72ac.tar.gz
kernel-d8c84c4f8becc1fb993911e18c8aef5ecf7a72ac.zip
md: raid1: move 'offset' out of loop
The 'offset' local variable can't be changed inside the loop, so move it out. Signed-off-by: Ming Lei <[email protected]> Signed-off-by: Shaohua Li <[email protected]>
Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r--drivers/md/raid1.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index d27b84666884..64bf2005f082 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1294,6 +1294,7 @@ static void raid1_write_request(struct mddev *mddev, struct bio *bio)
int first_clone;
int sectors_handled;
int max_sectors;
+ sector_t offset;
/*
* Register the new request and wait if the reconstruction
@@ -1439,13 +1440,13 @@ static void raid1_write_request(struct mddev *mddev, struct bio *bio)
atomic_set(&r1_bio->behind_remaining, 0);
first_clone = 1;
+
+ offset = r1_bio->sector - bio->bi_iter.bi_sector;
for (i = 0; i < disks; i++) {
struct bio *mbio = NULL;
- sector_t offset;
if (!r1_bio->bios[i])
continue;
- offset = r1_bio->sector - bio->bi_iter.bi_sector;
if (first_clone) {
/* do behind I/O ?