* [PATCH] btrfs/raid56: remove unused actions
@ 2020-01-21 7:34 Alex Shi
0 siblings, 0 replies; only message in thread
From: Alex Shi @ 2020-01-21 7:34 UTC (permalink / raw)
Cc: Chris Mason, Josef Bacik, David Sterba, linux-btrfs, linux-kernel
No one care p_stripe in its functions. Guess it's safe to remove.
Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Chris Mason <clm@fb.com>
Cc: Josef Bacik <josef@toxicpanda.com>
Cc: David Sterba <dsterba@suse.com>
Cc: linux-btrfs@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
fs/btrfs/raid56.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index a8e53c8e7b01..fbee5681e690 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -1196,7 +1196,6 @@ static noinline void finish_rmw(struct btrfs_raid_bio *rbio)
int nr_data = rbio->nr_data;
int stripe;
int pagenr;
- int p_stripe = -1;
int q_stripe = -1;
struct bio_list bio_list;
struct bio *bio;
@@ -1204,14 +1203,10 @@ static noinline void finish_rmw(struct btrfs_raid_bio *rbio)
bio_list_init(&bio_list);
- if (rbio->real_stripes - rbio->nr_data == 1) {
- p_stripe = rbio->real_stripes - 1;
- } else if (rbio->real_stripes - rbio->nr_data == 2) {
- p_stripe = rbio->real_stripes - 2;
+ if (rbio->real_stripes - rbio->nr_data == 2)
q_stripe = rbio->real_stripes - 1;
- } else {
+ else
BUG();
- }
/* at this point we either have a full stripe,
* or we've read the full stripe from the drive.
--
1.8.3.1
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2020-01-21 7:34 [PATCH] btrfs/raid56: remove unused actions Alex Shi
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