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Diffstat (limited to 'fs/btrfs/raid56.c')
-rw-r--r--fs/btrfs/raid56.c51
1 files changed, 29 insertions, 22 deletions
diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index 55161369fab1..cd8d302a1f61 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -270,7 +270,7 @@ static void cache_rbio_pages(struct btrfs_raid_bio *rbio)
s = kmap(rbio->bio_pages[i]);
d = kmap(rbio->stripe_pages[i]);
- memcpy(d, s, PAGE_CACHE_SIZE);
+ memcpy(d, s, PAGE_SIZE);
kunmap(rbio->bio_pages[i]);
kunmap(rbio->stripe_pages[i]);
@@ -576,7 +576,7 @@ static int rbio_can_merge(struct btrfs_raid_bio *last,
* we can't merge with cached rbios, since the
* idea is that when we merge the destination
* rbio is going to run our IO for us. We can
- * steal from cached rbio's though, other functions
+ * steal from cached rbios though, other functions
* handle that.
*/
if (test_bit(RBIO_CACHE_BIT, &last->flags) ||
@@ -962,7 +962,7 @@ static struct page *page_in_rbio(struct btrfs_raid_bio *rbio,
*/
static unsigned long rbio_nr_pages(unsigned long stripe_len, int nr_stripes)
{
- return DIV_ROUND_UP(stripe_len, PAGE_CACHE_SIZE) * nr_stripes;
+ return DIV_ROUND_UP(stripe_len, PAGE_SIZE) * nr_stripes;
}
/*
@@ -1078,7 +1078,7 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio,
u64 disk_start;
stripe = &rbio->bbio->stripes[stripe_nr];
- disk_start = stripe->physical + (page_index << PAGE_CACHE_SHIFT);
+ disk_start = stripe->physical + (page_index << PAGE_SHIFT);
/* if the device is missing, just fail this stripe */
if (!stripe->dev->bdev)
@@ -1096,8 +1096,8 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio,
if (last_end == disk_start && stripe->dev->bdev &&
!last->bi_error &&
last->bi_bdev == stripe->dev->bdev) {
- ret = bio_add_page(last, page, PAGE_CACHE_SIZE, 0);
- if (ret == PAGE_CACHE_SIZE)
+ ret = bio_add_page(last, page, PAGE_SIZE, 0);
+ if (ret == PAGE_SIZE)
return 0;
}
}
@@ -1111,7 +1111,7 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio,
bio->bi_bdev = stripe->dev->bdev;
bio->bi_iter.bi_sector = disk_start >> 9;
- bio_add_page(bio, page, PAGE_CACHE_SIZE, 0);
+ bio_add_page(bio, page, PAGE_SIZE, 0);
bio_list_add(bio_list, bio);
return 0;
}
@@ -1154,7 +1154,7 @@ static void index_rbio_pages(struct btrfs_raid_bio *rbio)
bio_list_for_each(bio, &rbio->bio_list) {
start = (u64)bio->bi_iter.bi_sector << 9;
stripe_offset = start - rbio->bbio->raid_map[0];
- page_index = stripe_offset >> PAGE_CACHE_SHIFT;
+ page_index = stripe_offset >> PAGE_SHIFT;
for (i = 0; i < bio->bi_vcnt; i++) {
p = bio->bi_io_vec[i].bv_page;
@@ -1253,7 +1253,7 @@ static noinline void finish_rmw(struct btrfs_raid_bio *rbio)
} else {
/* raid5 */
memcpy(pointers[nr_data], pointers[0], PAGE_SIZE);
- run_xor(pointers + 1, nr_data - 1, PAGE_CACHE_SIZE);
+ run_xor(pointers + 1, nr_data - 1, PAGE_SIZE);
}
@@ -1320,7 +1320,9 @@ write_data:
bio->bi_private = rbio;
bio->bi_end_io = raid_write_end_io;
- submit_bio(WRITE, bio);
+ bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
+
+ submit_bio(bio);
}
return;
@@ -1573,11 +1575,12 @@ static int raid56_rmw_stripe(struct btrfs_raid_bio *rbio)
bio->bi_private = rbio;
bio->bi_end_io = raid_rmw_end_io;
+ bio_set_op_attrs(bio, REQ_OP_READ, 0);
btrfs_bio_wq_end_io(rbio->fs_info, bio,
BTRFS_WQ_ENDIO_RAID56);
- submit_bio(READ, bio);
+ submit_bio(bio);
}
/* the actual write will happen once the reads are done */
return 0;
@@ -1914,7 +1917,7 @@ pstripe:
/* Copy parity block into failed block to start with */
memcpy(pointers[faila],
pointers[rbio->nr_data],
- PAGE_CACHE_SIZE);
+ PAGE_SIZE);
/* rearrange the pointer array */
p = pointers[faila];
@@ -1923,7 +1926,7 @@ pstripe:
pointers[rbio->nr_data - 1] = p;
/* xor in the rest */
- run_xor(pointers, rbio->nr_data - 1, PAGE_CACHE_SIZE);
+ run_xor(pointers, rbio->nr_data - 1, PAGE_SIZE);
}
/* if we're doing this rebuild as part of an rmw, go through
* and set all of our private rbio pages in the
@@ -2097,11 +2100,12 @@ static int __raid56_parity_recover(struct btrfs_raid_bio *rbio)
bio->bi_private = rbio;
bio->bi_end_io = raid_recover_end_io;
+ bio_set_op_attrs(bio, REQ_OP_READ, 0);
btrfs_bio_wq_end_io(rbio->fs_info, bio,
BTRFS_WQ_ENDIO_RAID56);
- submit_bio(READ, bio);
+ submit_bio(bio);
}
out:
return 0;
@@ -2250,7 +2254,7 @@ void raid56_add_scrub_pages(struct btrfs_raid_bio *rbio, struct page *page,
ASSERT(logical + PAGE_SIZE <= rbio->bbio->raid_map[0] +
rbio->stripe_len * rbio->nr_data);
stripe_offset = (int)(logical - rbio->bbio->raid_map[0]);
- index = stripe_offset >> PAGE_CACHE_SHIFT;
+ index = stripe_offset >> PAGE_SHIFT;
rbio->bio_pages[index] = page;
}
@@ -2365,14 +2369,14 @@ static noinline void finish_parity_scrub(struct btrfs_raid_bio *rbio,
} else {
/* raid5 */
memcpy(pointers[nr_data], pointers[0], PAGE_SIZE);
- run_xor(pointers + 1, nr_data - 1, PAGE_CACHE_SIZE);
+ run_xor(pointers + 1, nr_data - 1, PAGE_SIZE);
}
- /* Check scrubbing pairty and repair it */
+ /* Check scrubbing parity and repair it */
p = rbio_stripe_page(rbio, rbio->scrubp, pagenr);
parity = kmap(p);
- if (memcmp(parity, pointers[rbio->scrubp], PAGE_CACHE_SIZE))
- memcpy(parity, pointers[rbio->scrubp], PAGE_CACHE_SIZE);
+ if (memcmp(parity, pointers[rbio->scrubp], PAGE_SIZE))
+ memcpy(parity, pointers[rbio->scrubp], PAGE_SIZE);
else
/* Parity is right, needn't writeback */
bitmap_clear(rbio->dbitmap, pagenr, 1);
@@ -2433,7 +2437,9 @@ submit_write:
bio->bi_private = rbio;
bio->bi_end_io = raid_write_end_io;
- submit_bio(WRITE, bio);
+ bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
+
+ submit_bio(bio);
}
return;
@@ -2493,7 +2499,7 @@ static void validate_rbio_for_parity_scrub(struct btrfs_raid_bio *rbio)
/*
* Here means we got one corrupted data stripe and one
* corrupted parity on RAID6, if the corrupted parity
- * is scrubbing parity, luckly, use the other one to repair
+ * is scrubbing parity, luckily, use the other one to repair
* the data, or we can not repair the data stripe.
*/
if (failp != rbio->scrubp)
@@ -2610,11 +2616,12 @@ static void raid56_parity_scrub_stripe(struct btrfs_raid_bio *rbio)
bio->bi_private = rbio;
bio->bi_end_io = raid56_parity_scrub_end_io;
+ bio_set_op_attrs(bio, REQ_OP_READ, 0);
btrfs_bio_wq_end_io(rbio->fs_info, bio,
BTRFS_WQ_ENDIO_RAID56);
- submit_bio(READ, bio);
+ submit_bio(bio);
}
/* the actual write will happen once the reads are done */
return;
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