Displaying 20 results from an estimated 66 matches for "bi_size".
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i_size
2008 Sep 10
0
[RFC][PATCH -mm] blktrace: adds ioprio to blktrace
...gt;errors, ioprio, 0, NULL);
}
}
@@ -224,11 +226,12 @@ static inline void blk_add_trace_bio(str
u32 what)
{
struct blk_trace *bt = q->blk_trace;
+ unsigned short ioprio = bio_get_ioprio(bio);
if (likely(!bt))
return;
- __blk_add_trace(bt, bio->bi_sector, bio->bi_size, bio->bi_rw, what, !bio_flagged(bio, BIO_UPTODATE), 0, NULL);
+ __blk_add_trace(bt, bio->bi_sector, bio->bi_size, bio->bi_rw, what, !bio_flagged(bio, BIO_UPTODATE), ioprio, 0, NULL);
}
/**
@@ -253,7 +256,7 @@ static inline void blk_add_trace_generic
if (bio)
blk_add_trace_bi...
2008 Mar 15
1
extent_io.c: bio_add_page() error check for bio ptr
...3-16 12:43:59.000000000 +0800
+++ extent_io.c 2008-03-16 12:45:03.000000000 +0800
@@ -1729,6 +1729,7 @@ static int submit_extent_page(int rw, st
if (bio_ret && *bio_ret) {
bio = *bio_ret;
+ BUG_ON(!bio);
if (bio->bi_sector + (bio->bi_size >> 9) != sector ||
bio_add_page(bio, page, size, offset) < size) {
ret = submit_one_bio(rw, bio);
@@ -1741,6 +1742,7 @@ static int submit_extent_page(int rw, st
bio = extent_bio_alloc(bdev, sector, nr, GFP_NOFS | __GFP_HIGH);
if (...
2011 Apr 05
0
[PATCH] Btrfs: don't split dio bios if we don't have to
...*dip,
u32 *csums = dip->csums;
int ret = 0;
- bio = btrfs_dio_bio_alloc(orig_bio->bi_bdev, start_sector, GFP_NOFS);
- if (!bio)
- return -ENOMEM;
- bio->bi_private = dip;
- bio->bi_end_io = btrfs_end_dio_bio;
- atomic_inc(&dip->pending_bios);
-
map_length = orig_bio->bi_size;
ret = btrfs_map_block(map_tree, READ, start_sector << 9,
&map_length, NULL, 0);
@@ -5975,6 +5968,18 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
return -EIO;
}
+ if (map_length >= orig_bio->bi_size) {
+ bio = orig_bio;
+ goto su...
2023 Jan 30
1
[PATCH 01/23] block: factor out a bvec_set_page helper
...i_vcnt >= queue_max_segments(q))
return 0;
- bvec = &bio->bi_io_vec[bio->bi_vcnt];
- bvec->bv_page = page;
- bvec->bv_len = len;
- bvec->bv_offset = offset;
+ bvec_set_page(&bio->bi_io_vec[bio->bi_vcnt], page, len, offset);
bio->bi_vcnt++;
bio->bi_iter.bi_size += len;
return len;
@@ -1108,15 +1105,10 @@ EXPORT_SYMBOL_GPL(bio_add_zone_append_page);
void __bio_add_page(struct bio *bio, struct page *page,
unsigned int len, unsigned int off)
{
- struct bio_vec *bv = &bio->bi_io_vec[bio->bi_vcnt];
-
WARN_ON_ONCE(bio_flagged(bio, BIO_CLONED)...
2007 Jan 02
0
[PATCH 1/4] add scsi-target and IO_CMD_EPOLL_WAIT patches
...ge_fn(q, rq, bio)) {
++ ret = -EINVAL;
++ spin_unlock_irq(q->queue_lock);
++ goto unmap_bio;
++ } else {
++ rq->biotail->bi_next = bio;
++ rq->biotail = bio;
++
++ rq->nr_sectors += bio_sectors(bio);
++ rq->hard_nr_sectors = rq->nr_sectors;
++ rq->data_len += bio->bi_size;
++ }
++ spin_unlock_irq(q->queue_lock);
++
++ return bio->bi_size;
++
++unmap_bio:
++ /* if it was boucned we must call the end io function */
++ bio_endio(bio, bio->bi_size, 0);
++ __blk_rq_unmap_user(orig_bio);
++ bio_put(bio);
++ return ret;
++}
++
+ /**
+ * blk_rq_map_user - map user...
2017 Jul 05
3
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
...+ struct bio *bio;
+
+ if (block_size < 512 || !block_size)
+ return -1;
+
+ range = kmalloc_array(segments, sizeof(*range), GFP_ATOMIC);
+ if (!range)
+ return -1;
+
+ __rq_for_each_bio(bio, req) {
+ u64 slba = (bio->bi_iter.bi_sector << 9) / block_size;
+ u32 nlb = bio->bi_iter.bi_size / block_size;
+
+ range[n].reserved = cpu_to_le32(0);
+ range[n].nlba = cpu_to_le32(nlb);
+ range[n].slba = cpu_to_le64(slba);
+ n++;
+ }
+
+ if (WARN_ON_ONCE(n != segments)) {
+ kfree(range);
+ return -1;
+ }
+
+ req->special_vec.bv_page = virt_to_page(range);
+ req->special_vec.bv_off...
2017 Jul 05
3
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
...+ struct bio *bio;
+
+ if (block_size < 512 || !block_size)
+ return -1;
+
+ range = kmalloc_array(segments, sizeof(*range), GFP_ATOMIC);
+ if (!range)
+ return -1;
+
+ __rq_for_each_bio(bio, req) {
+ u64 slba = (bio->bi_iter.bi_sector << 9) / block_size;
+ u32 nlb = bio->bi_iter.bi_size / block_size;
+
+ range[n].reserved = cpu_to_le32(0);
+ range[n].nlba = cpu_to_le32(nlb);
+ range[n].slba = cpu_to_le64(slba);
+ n++;
+ }
+
+ if (WARN_ON_ONCE(n != segments)) {
+ kfree(range);
+ return -1;
+ }
+
+ req->special_vec.bv_page = virt_to_page(range);
+ req->special_vec.bv_off...
2013 Aug 07
0
[PATCH 07/22] block: Convert bio_for_each_segment() to bvec_iter
...ruct nvme_queue *nvmeq, struct nvme_iod *iod,
struct bio *bio, enum dma_data_direction dma_dir, int psegs)
{
- struct bio_vec *bvec, *bvprv = NULL;
+ struct bio_vec bvec, bvprv;
+ struct bvec_iter iter;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int first = 1;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
@@ -527,25 +529,28 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
(nvmeq->dev->stripe_size...
2013 Aug 07
0
[PATCH 07/22] block: Convert bio_for_each_segment() to bvec_iter
...ruct nvme_queue *nvmeq, struct nvme_iod *iod,
struct bio *bio, enum dma_data_direction dma_dir, int psegs)
{
- struct bio_vec *bvec, *bvprv = NULL;
+ struct bio_vec bvec, bvprv;
+ struct bvec_iter iter;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int first = 1;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
@@ -527,25 +529,28 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
(nvmeq->dev->stripe_size...
2013 Aug 07
0
[PATCH 07/22] block: Convert bio_for_each_segment() to bvec_iter
...ruct nvme_queue *nvmeq, struct nvme_iod *iod,
struct bio *bio, enum dma_data_direction dma_dir, int psegs)
{
- struct bio_vec *bvec, *bvprv = NULL;
+ struct bio_vec bvec, bvprv;
+ struct bvec_iter iter;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int first = 1;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
@@ -527,25 +529,28 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
(nvmeq->dev->stripe_size...
2013 Oct 29
0
[PATCH 07/23] block: Convert bio_for_each_segment() to bvec_iter
...ruct nvme_queue *nvmeq, struct nvme_iod *iod,
struct bio *bio, enum dma_data_direction dma_dir, int psegs)
{
- struct bio_vec *bvec, *bvprv = NULL;
+ struct bio_vec bvec, bvprv;
+ struct bvec_iter iter;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int first = 1;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
@@ -560,25 +562,28 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
(nvmeq->dev->stripe_size...
2013 Oct 29
0
[PATCH 07/23] block: Convert bio_for_each_segment() to bvec_iter
...ruct nvme_queue *nvmeq, struct nvme_iod *iod,
struct bio *bio, enum dma_data_direction dma_dir, int psegs)
{
- struct bio_vec *bvec, *bvprv = NULL;
+ struct bio_vec bvec, bvprv;
+ struct bvec_iter iter;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int first = 1;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
@@ -560,25 +562,28 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
(nvmeq->dev->stripe_size...
2013 Oct 29
0
[PATCH 07/23] block: Convert bio_for_each_segment() to bvec_iter
...ruct nvme_queue *nvmeq, struct nvme_iod *iod,
struct bio *bio, enum dma_data_direction dma_dir, int psegs)
{
- struct bio_vec *bvec, *bvprv = NULL;
+ struct bio_vec bvec, bvprv;
+ struct bvec_iter iter;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int first = 1;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
@@ -560,25 +562,28 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
(nvmeq->dev->stripe_size...
2013 Jun 09
0
[PATCH 06/26] block: Convert bio_for_each_segment() to bvec_iter
...ruct nvme_queue *nvmeq, struct nvme_iod *iod,
struct bio *bio, enum dma_data_direction dma_dir, int psegs)
{
- struct bio_vec *bvec, *bvprv = NULL;
+ struct bio_vec bvec, bvprv;
+ struct bvec_iter iter;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int first = 1;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
@@ -527,25 +529,28 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
(nvmeq->dev->stripe_size...
2013 Jun 09
0
[PATCH 06/26] block: Convert bio_for_each_segment() to bvec_iter
...ruct nvme_queue *nvmeq, struct nvme_iod *iod,
struct bio *bio, enum dma_data_direction dma_dir, int psegs)
{
- struct bio_vec *bvec, *bvprv = NULL;
+ struct bio_vec bvec, bvprv;
+ struct bvec_iter iter;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int first = 1;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
@@ -527,25 +529,28 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
(nvmeq->dev->stripe_size...
2013 Jun 09
0
[PATCH 06/26] block: Convert bio_for_each_segment() to bvec_iter
...ruct nvme_queue *nvmeq, struct nvme_iod *iod,
struct bio *bio, enum dma_data_direction dma_dir, int psegs)
{
- struct bio_vec *bvec, *bvprv = NULL;
+ struct bio_vec bvec, bvprv;
+ struct bvec_iter iter;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
+ int first = 1;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
@@ -527,25 +529,28 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
(nvmeq->dev->stripe_size...
2008 Apr 05
0
[PATCH] bio_endio support for linux 2.6.23 and older.
...19:06:30 2008 +0100
+++ b/volumes.c Sat Apr 05 20:41:15 2008 +0100
@@ -912,7 +912,11 @@ static int end_bio_multi_stripe(struct b
err = multi->error;
kfree(multi);
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,23)
+ bio_endio(bio, bio->bi_size, err);
+#else
bio_endio(bio, err);
+#endif
} else {
bio_put(bio);
}
Kind regards,
--
Miguel Sousa Filipe
2020 Jul 30
0
[PATCH] virtio-blk: fix discard buffer overrun
...ee49..248c8f46b51c 100644
> --- a/drivers/block/virtio_blk.c
> +++ b/drivers/block/virtio_blk.c
> @@ -130,12 +130,19 @@ static int virtblk_setup_discard_write_zeroes(struct request *req, bool unmap)
> u64 sector = bio->bi_iter.bi_sector;
> u32 num_sectors = bio->bi_iter.bi_size >> SECTOR_SHIFT;
>
> - range[n].flags = cpu_to_le32(flags);
> - range[n].num_sectors = cpu_to_le32(num_sectors);
> - range[n].sector = cpu_to_le64(sector);
> + if (n < segments) {
> + range[n].flags = cpu_to_le32(flags);
> + range[n].num_sectors = cpu_to_le3...
2018 Mar 30
2
[PATCH v3] virtio_blk: add DISCARD and WRIET ZEROES command support
..._zeroes *range;
+ struct bio *bio;
+
+ if (block_size < 512 || !block_size)
+ return -1;
+
+ range = kmalloc_array(segments, sizeof(*range), GFP_ATOMIC);
+ if (!range)
+ return -1;
+
+ __rq_for_each_bio(bio, req) {
+ u64 sector = bio->bi_iter.bi_sector;
+ u32 num_sectors = bio->bi_iter.bi_size >> 9;
+
+ range[n].flags.unmap = cpu_to_le32(unmap);
+ range[n].flags.reserved = cpu_to_le32(0);
+ range[n].num_sectors = cpu_to_le32(num_sectors);
+ range[n].sector = cpu_to_le64(sector);
+ n++;
+ }
+
+ if (WARN_ON_ONCE(n != segments)) {
+ kfree(range);
+ return -1;
+ }
+
+ req->sp...
2018 Mar 30
2
[PATCH v3] virtio_blk: add DISCARD and WRIET ZEROES command support
..._zeroes *range;
+ struct bio *bio;
+
+ if (block_size < 512 || !block_size)
+ return -1;
+
+ range = kmalloc_array(segments, sizeof(*range), GFP_ATOMIC);
+ if (!range)
+ return -1;
+
+ __rq_for_each_bio(bio, req) {
+ u64 sector = bio->bi_iter.bi_sector;
+ u32 num_sectors = bio->bi_iter.bi_size >> 9;
+
+ range[n].flags.unmap = cpu_to_le32(unmap);
+ range[n].flags.reserved = cpu_to_le32(0);
+ range[n].num_sectors = cpu_to_le32(num_sectors);
+ range[n].sector = cpu_to_le64(sector);
+ n++;
+ }
+
+ if (WARN_ON_ONCE(n != segments)) {
+ kfree(range);
+ return -1;
+ }
+
+ req->sp...