NULL, EXTENT_LOCKED | EXTENT_DELALLOC,
PAGE_UNLOCK | PAGE_CLEAR_DIRTY |
PAGE_SET_WRITEBACK);
- ret = btrfs_submit_compressed_write(inode,
+ if (btrfs_submit_compressed_write(inode,
async_extent->start,
async_extent->ram_size,
ins.objectid,
ins.offset, async_extent->pages,
- async_extent->nr_pages);
- if (ret) {
+ async_extent->nr_pages)) {
struct extent_io_tree *tree = &BTRFS_I(inode)->io_tree;
struct page *p = async_extent->pages[0];
const u64 start = async_extent->start;
if (btrfs_is_testing(fs_info))
return;
- __percpu_counter_add(&fs_info->delalloc_bytes, len,
- fs_info->delalloc_batch);
+ percpu_counter_add_batch(&fs_info->delalloc_bytes, len,
+ fs_info->delalloc_batch);
spin_lock(&BTRFS_I(inode)->lock);
BTRFS_I(inode)->delalloc_bytes += len;
if (*bits & EXTENT_DEFRAG)
&inode->vfs_inode,
state->start, len);
- __percpu_counter_add(&fs_info->delalloc_bytes, -len,
- fs_info->delalloc_batch);
+ percpu_counter_add_batch(&fs_info->delalloc_bytes, -len,
+ fs_info->delalloc_batch);
spin_lock(&inode->lock);
inode->delalloc_bytes -= len;
if (do_list && inode->delalloc_bytes == 0 &&
* At IO completion time the cums attached on the ordered extent record
* are inserted into the btree
*/
-static int __btrfs_submit_bio_start(void *private_data, struct bio *bio,
+static blk_status_t __btrfs_submit_bio_start(void *private_data, struct bio *bio,
int mirror_num, unsigned long bio_flags,
u64 bio_offset)
{
struct inode *inode = private_data;
- int ret = 0;
+ blk_status_t ret = 0;
ret = btrfs_csum_one_bio(inode, bio, 0, 0);
BUG_ON(ret); /* -ENOMEM */
* At IO completion time the cums attached on the ordered extent record
* are inserted into the btree
*/
-static int __btrfs_submit_bio_done(void *private_data, struct bio *bio,
+static blk_status_t __btrfs_submit_bio_done(void *private_data, struct bio *bio,
int mirror_num, unsigned long bio_flags,
u64 bio_offset)
{
struct inode *inode = private_data;
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
- int ret;
+ blk_status_t ret;
ret = btrfs_map_bio(fs_info, bio, mirror_num, 1);
if (ret) {
- bio->bi_error = ret;
+ bio->bi_status = ret;
bio_endio(bio);
}
return ret;
* extent_io.c submission hook. This does the right thing for csum calculation
* on write, or reading the csums from the tree before a read
*/
-static int btrfs_submit_bio_hook(void *private_data, struct bio *bio,
+static blk_status_t btrfs_submit_bio_hook(void *private_data, struct bio *bio,
int mirror_num, unsigned long bio_flags,
u64 bio_offset)
{
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_root *root = BTRFS_I(inode)->root;
enum btrfs_wq_endio_type metadata = BTRFS_WQ_ENDIO_DATA;
- int ret = 0;
+ blk_status_t ret = 0;
int skip_sum;
int async = !atomic_read(&BTRFS_I(inode)->sync_writers);
ret = btrfs_map_bio(fs_info, bio, mirror_num, 0);
out:
- if (ret < 0) {
- bio->bi_error = ret;
+ if (ret) {
+ bio->bi_status = ret;
bio_endio(bio);
}
return ret;
struct extent_io_tree *io_tree, *failure_tree;
int i;
- if (bio->bi_error)
+ if (bio->bi_status)
goto end;
ASSERT(bio->bi_vcnt == 1);
int ret;
int i;
- if (bio->bi_error)
+ if (bio->bi_status)
goto end;
uptodate = 1;
bio_put(bio);
}
-static int __btrfs_subio_endio_read(struct inode *inode,
- struct btrfs_io_bio *io_bio, int err)
+static blk_status_t __btrfs_subio_endio_read(struct inode *inode,
+ struct btrfs_io_bio *io_bio, blk_status_t err)
{
struct btrfs_fs_info *fs_info;
struct bio_vec bvec;
io_bio->mirror_num,
btrfs_retry_endio, &done);
if (ret) {
- err = ret;
+ err = errno_to_blk_status(ret);
goto next;
}
return err;
}
-static int btrfs_subio_endio_read(struct inode *inode,
- struct btrfs_io_bio *io_bio, int err)
+static blk_status_t btrfs_subio_endio_read(struct inode *inode,
+ struct btrfs_io_bio *io_bio, blk_status_t err)
{
bool skip_csum = BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM;
struct inode *inode = dip->inode;
struct bio *dio_bio;
struct btrfs_io_bio *io_bio = btrfs_io_bio(bio);
- int err = bio->bi_error;
+ blk_status_t err = bio->bi_status;
if (dip->flags & BTRFS_DIO_ORIG_BIO_SUBMITTED) {
err = btrfs_subio_endio_read(inode, io_bio, err);
if (!err)
- bio->bi_error = 0;
+ bio->bi_status = 0;
}
unlock_extent(&BTRFS_I(inode)->io_tree, dip->logical_offset,
kfree(dip);
- dio_bio->bi_error = bio->bi_error;
- dio_end_io(dio_bio, bio->bi_error);
+ dio_bio->bi_status = bio->bi_status;
+ dio_end_io(dio_bio);
if (io_bio->end_io)
- io_bio->end_io(io_bio, err);
+ io_bio->end_io(io_bio, blk_status_to_errno(err));
bio_put(bio);
}
struct bio *dio_bio = dip->dio_bio;
__endio_write_update_ordered(dip->inode, dip->logical_offset,
- dip->bytes, !bio->bi_error);
+ dip->bytes, !bio->bi_status);
kfree(dip);
- dio_bio->bi_error = bio->bi_error;
- dio_end_io(dio_bio, bio->bi_error);
+ dio_bio->bi_status = bio->bi_status;
+ dio_end_io(dio_bio);
bio_put(bio);
}
-static int __btrfs_submit_bio_start_direct_io(void *private_data,
+static blk_status_t __btrfs_submit_bio_start_direct_io(void *private_data,
struct bio *bio, int mirror_num,
unsigned long bio_flags, u64 offset)
{
struct inode *inode = private_data;
- int ret;
+ blk_status_t ret;
ret = btrfs_csum_one_bio(inode, bio, offset, 1);
BUG_ON(ret); /* -ENOMEM */
return 0;
static void btrfs_end_dio_bio(struct bio *bio)
{
struct btrfs_dio_private *dip = bio->bi_private;
- int err = bio->bi_error;
+ blk_status_t err = bio->bi_status;
if (err)
btrfs_warn(BTRFS_I(dip->inode)->root->fs_info,
if (dip->errors) {
bio_io_error(dip->orig_bio);
} else {
- dip->dio_bio->bi_error = 0;
+ dip->dio_bio->bi_status = 0;
bio_endio(dip->orig_bio);
}
out:
bio_put(bio);
}
-static inline int btrfs_lookup_and_bind_dio_csum(struct inode *inode,
+static inline blk_status_t btrfs_lookup_and_bind_dio_csum(struct inode *inode,
struct btrfs_dio_private *dip,
struct bio *bio,
u64 file_offset)
{
struct btrfs_io_bio *io_bio = btrfs_io_bio(bio);
struct btrfs_io_bio *orig_io_bio = btrfs_io_bio(dip->orig_bio);
- int ret;
+ blk_status_t ret;
/*
* We load all the csum data we need when we submit
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_dio_private *dip = bio->bi_private;
bool write = bio_op(bio) == REQ_OP_WRITE;
- int ret;
+ blk_status_t ret;
if (async_submit)
async_submit = !atomic_read(&BTRFS_I(inode)->sync_writers);
unlock_extent(&BTRFS_I(inode)->io_tree, file_offset,
file_offset + dio_bio->bi_iter.bi_size - 1);
- dio_bio->bi_error = -EIO;
+ dio_bio->bi_status = BLK_STS_IOERR;
/*
* Releases and cleans up our dio_bio, no need to bio_put()
* nor bio_endio()/bio_io_error() against dio_bio.
*/
- dio_end_io(dio_bio, ret);
+ dio_end_io(dio_bio);
}
if (bio)
bio_put(bio);
dio_data.overwrite = 1;
inode_unlock(inode);
relock = true;
+ } else if (iocb->ki_flags & IOCB_NOWAIT) {
+ ret = -EAGAIN;
+ goto out;
}
ret = btrfs_delalloc_reserve_space(inode, &data_reserved,
offset, count);