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Commit 7870d082 authored by Josef Bacik's avatar Josef Bacik Committed by David Sterba
Browse files

Btrfs: don't pass the inode through clean_io_failure 



Instead pass around the failure tree and the io tree.

Signed-off-by: default avatarJosef Bacik <jbacik@fb.com>
Reviewed-by: default avatarChandan Rajendra <chandan@linux.vnet.ibm.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 6ec656bc

fs/btrfs/extent_io.c

+28 −23
Original line number Original line Diff line number Diff line
@@ -1939,11 +1939,12 @@ static void check_page_uptodate(struct extent_io_tree *tree, struct page *page) 
		SetPageUptodate(page);

		SetPageUptodate(page);

}

}





int free_io_failure(struct btrfs_inode *inode, struct io_failure_record *rec)

int free_io_failure(struct extent_io_tree *failure_tree,

		    struct extent_io_tree *io_tree,

		    struct io_failure_record *rec)

{

{

	int ret;

	int ret;

	int err = 0;

	int err = 0;

	struct extent_io_tree *failure_tree = &inode->io_failure_tree;





	set_state_failrec(failure_tree, rec->start, NULL);

	set_state_failrec(failure_tree, rec->start, NULL);

	ret = clear_extent_bits(failure_tree, rec->start,

	ret = clear_extent_bits(failure_tree, rec->start,
@@ -1952,7 +1953,7 @@ int free_io_failure(struct btrfs_inode *inode, struct io_failure_record *rec) 
	if (ret)

	if (ret)

		err = ret;

		err = ret;





	ret = clear_extent_bits(&inode->io_tree, rec->start,

	ret = clear_extent_bits(io_tree, rec->start,

				rec->start + rec->len - 1,

				rec->start + rec->len - 1,

				EXTENT_DAMAGED);

				EXTENT_DAMAGED);

	if (ret && !err)

	if (ret && !err)
@@ -2081,24 +2082,24 @@ int repair_eb_io_failure(struct btrfs_fs_info *fs_info, 
 * each time an IO finishes, we do a fast check in the IO failure tree

 * each time an IO finishes, we do a fast check in the IO failure tree

 * to see if we need to process or clean up an io_failure_record

 * to see if we need to process or clean up an io_failure_record

 */

 */

int clean_io_failure(struct btrfs_inode *inode, u64 start, struct page *page,

int clean_io_failure(struct btrfs_fs_info *fs_info,

		     unsigned int pg_offset)

		     struct extent_io_tree *failure_tree,

		     struct extent_io_tree *io_tree, u64 start,

		     struct page *page, u64 ino, unsigned int pg_offset)

{

{

	u64 private;

	u64 private;

	struct io_failure_record *failrec;

	struct io_failure_record *failrec;

	struct btrfs_fs_info *fs_info = inode->root->fs_info;

	struct extent_state *state;

	struct extent_state *state;

	int num_copies;

	int num_copies;

	int ret;

	int ret;





	private = 0;

	private = 0;

	ret = count_range_bits(&inode->io_failure_tree, &private,

	ret = count_range_bits(failure_tree, &private, (u64)-1, 1,

				(u64)-1, 1, EXTENT_DIRTY, 0);

			       EXTENT_DIRTY, 0);

	if (!ret)

	if (!ret)

		return 0;

		return 0;





	ret = get_state_failrec(&inode->io_failure_tree, start,

	ret = get_state_failrec(failure_tree, start, &failrec);

			&failrec);

	if (ret)

	if (ret)

		return 0;

		return 0;
@@ -2114,25 +2115,25 @@ int clean_io_failure(struct btrfs_inode *inode, u64 start, struct page *page, 
	if (fs_info->sb->s_flags & MS_RDONLY)

	if (fs_info->sb->s_flags & MS_RDONLY)

		goto out;

		goto out;





	spin_lock(&inode->io_tree.lock);

	spin_lock(&io_tree->lock);

	state = find_first_extent_bit_state(&inode->io_tree,

	state = find_first_extent_bit_state(io_tree,

					    failrec->start,

					    failrec->start,

					    EXTENT_LOCKED);

					    EXTENT_LOCKED);

	spin_unlock(&inode->io_tree.lock);

	spin_unlock(&io_tree->lock);





	if (state && state->start <= failrec->start &&

	if (state && state->start <= failrec->start &&

	    state->end >= failrec->start + failrec->len - 1) {

	    state->end >= failrec->start + failrec->len - 1) {

		num_copies = btrfs_num_copies(fs_info, failrec->logical,

		num_copies = btrfs_num_copies(fs_info, failrec->logical,

					      failrec->len);

					      failrec->len);

		if (num_copies > 1)  {

		if (num_copies > 1)  {

			repair_io_failure(fs_info, btrfs_ino(inode), start,

			repair_io_failure(fs_info, ino, start, failrec->len,

					  failrec->len, failrec->logical, page,

					  failrec->logical, page, pg_offset,

					  pg_offset, failrec->failed_mirror);

					  failrec->failed_mirror);

		}

		}

	}

	}





out:

out:

	free_io_failure(inode, failrec);

	free_io_failure(failure_tree, io_tree, failrec);





	return 0;

	return 0;

}

}
@@ -2373,6 +2374,7 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset, 
	struct io_failure_record *failrec;

	struct io_failure_record *failrec;

	struct inode *inode = page->mapping->host;

	struct inode *inode = page->mapping->host;

	struct extent_io_tree *tree = &BTRFS_I(inode)->io_tree;

	struct extent_io_tree *tree = &BTRFS_I(inode)->io_tree;

	struct extent_io_tree *failure_tree = &BTRFS_I(inode)->io_failure_tree;

	struct bio *bio;

	struct bio *bio;

	int read_mode = 0;

	int read_mode = 0;

	int ret;

	int ret;
@@ -2385,7 +2387,7 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset, 




	ret = btrfs_check_repairable(inode, failed_bio, failrec, failed_mirror);

	ret = btrfs_check_repairable(inode, failed_bio, failrec, failed_mirror);

	if (!ret) {

	if (!ret) {

		free_io_failure(BTRFS_I(inode), failrec);

		free_io_failure(failure_tree, tree, failrec);

		return -EIO;

		return -EIO;

	}

	}
@@ -2398,7 +2400,7 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset, 
				      (int)phy_offset, failed_bio->bi_end_io,

				      (int)phy_offset, failed_bio->bi_end_io,

				      NULL);

				      NULL);

	if (!bio) {

	if (!bio) {

		free_io_failure(BTRFS_I(inode), failrec);

		free_io_failure(failure_tree, tree, failrec);

		return -EIO;

		return -EIO;

	}

	}

	bio_set_op_attrs(bio, REQ_OP_READ, read_mode);

	bio_set_op_attrs(bio, REQ_OP_READ, read_mode);
@@ -2410,7 +2412,7 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset, 
	ret = tree->ops->submit_bio_hook(tree->private_data, bio, failrec->this_mirror,

	ret = tree->ops->submit_bio_hook(tree->private_data, bio, failrec->this_mirror,

					 failrec->bio_flags, 0);

					 failrec->bio_flags, 0);

	if (ret) {

	if (ret) {

		free_io_failure(BTRFS_I(inode), failrec);

		free_io_failure(failure_tree, tree, failrec);

		bio_put(bio);

		bio_put(bio);

	}

	}
@@ -2514,7 +2516,7 @@ static void end_bio_extent_readpage(struct bio *bio) 
	struct bio_vec *bvec;

	struct bio_vec *bvec;

	int uptodate = !bio->bi_error;

	int uptodate = !bio->bi_error;

	struct btrfs_io_bio *io_bio = btrfs_io_bio(bio);

	struct btrfs_io_bio *io_bio = btrfs_io_bio(bio);

	struct extent_io_tree *tree;

	struct extent_io_tree *tree, *failure_tree;

	u64 offset = 0;

	u64 offset = 0;

	u64 start;

	u64 start;

	u64 end;

	u64 end;
@@ -2535,6 +2537,7 @@ static void end_bio_extent_readpage(struct bio *bio) 
			(u64)bio->bi_iter.bi_sector, bio->bi_error,

			(u64)bio->bi_iter.bi_sector, bio->bi_error,

			io_bio->mirror_num);

			io_bio->mirror_num);

		tree = &BTRFS_I(inode)->io_tree;

		tree = &BTRFS_I(inode)->io_tree;

		failure_tree = &BTRFS_I(inode)->io_failure_tree;





		/* We always issue full-page reads, but if some block

		/* We always issue full-page reads, but if some block

		 * in a page fails to read, blk_update_request() will

		 * in a page fails to read, blk_update_request() will
@@ -2564,8 +2567,10 @@ static void end_bio_extent_readpage(struct bio *bio) 
			if (ret)

			if (ret)

				uptodate = 0;

				uptodate = 0;

			else

			else

				clean_io_failure(BTRFS_I(inode), start,

				clean_io_failure(BTRFS_I(inode)->root->fs_info,

						page, 0);

						 failure_tree, tree, start,

						 page,

						 btrfs_ino(BTRFS_I(inode)), 0);

		}

		}





		if (likely(uptodate))

		if (likely(uptodate))

fs/btrfs/extent_io.h

+7 −3
Original line number Original line Diff line number Diff line
@@ -474,8 +474,10 @@ struct btrfs_inode; 
int repair_io_failure(struct btrfs_fs_info *fs_info, u64 ino, u64 start,

int repair_io_failure(struct btrfs_fs_info *fs_info, u64 ino, u64 start,

		      u64 length, u64 logical, struct page *page,

		      u64 length, u64 logical, struct page *page,

		      unsigned int pg_offset, int mirror_num);

		      unsigned int pg_offset, int mirror_num);

int clean_io_failure(struct btrfs_inode *inode, u64 start,

int clean_io_failure(struct btrfs_fs_info *fs_info,

		struct page *page, unsigned int pg_offset);

		     struct extent_io_tree *failure_tree,

		     struct extent_io_tree *io_tree, u64 start,

		     struct page *page, u64 ino, unsigned int pg_offset);

void end_extent_writepage(struct page *page, int err, u64 start, u64 end);

void end_extent_writepage(struct page *page, int err, u64 start, u64 end);

int repair_eb_io_failure(struct btrfs_fs_info *fs_info,

int repair_eb_io_failure(struct btrfs_fs_info *fs_info,

			 struct extent_buffer *eb, int mirror_num);

			 struct extent_buffer *eb, int mirror_num);
@@ -510,7 +512,9 @@ struct bio *btrfs_create_repair_bio(struct inode *inode, struct bio *failed_bio, 
				    struct io_failure_record *failrec,

				    struct io_failure_record *failrec,

				    struct page *page, int pg_offset, int icsum,

				    struct page *page, int pg_offset, int icsum,

				    bio_end_io_t *endio_func, void *data);

				    bio_end_io_t *endio_func, void *data);

int free_io_failure(struct btrfs_inode *inode, struct io_failure_record *rec);

int free_io_failure(struct extent_io_tree *failure_tree,

		    struct extent_io_tree *io_tree,

		    struct io_failure_record *rec);

#ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS

#ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS

noinline u64 find_lock_delalloc_range(struct inode *inode,

noinline u64 find_lock_delalloc_range(struct inode *inode,

				      struct extent_io_tree *tree,

				      struct extent_io_tree *tree,

fs/btrfs/inode.c

+26 −11
Original line number Original line Diff line number Diff line
@@ -7984,6 +7984,8 @@ static int dio_read_error(struct inode *inode, struct bio *failed_bio, 
			bio_end_io_t *repair_endio, void *repair_arg)

			bio_end_io_t *repair_endio, void *repair_arg)

{

{

	struct io_failure_record *failrec;

	struct io_failure_record *failrec;

	struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;

	struct extent_io_tree *failure_tree = &BTRFS_I(inode)->io_failure_tree;

	struct bio *bio;

	struct bio *bio;

	int isector;

	int isector;

	int read_mode = 0;

	int read_mode = 0;
@@ -7998,7 +8000,7 @@ static int dio_read_error(struct inode *inode, struct bio *failed_bio, 
	ret = btrfs_check_dio_repairable(inode, failed_bio, failrec,

	ret = btrfs_check_dio_repairable(inode, failed_bio, failrec,

					 failed_mirror);

					 failed_mirror);

	if (!ret) {

	if (!ret) {

		free_io_failure(BTRFS_I(inode), failrec);

		free_io_failure(failure_tree, io_tree, failrec);

		return -EIO;

		return -EIO;

	}

	}
@@ -8012,7 +8014,7 @@ static int dio_read_error(struct inode *inode, struct bio *failed_bio, 
	bio = btrfs_create_repair_bio(inode, failed_bio, failrec, page,

	bio = btrfs_create_repair_bio(inode, failed_bio, failrec, page,

				pgoff, isector, repair_endio, repair_arg);

				pgoff, isector, repair_endio, repair_arg);

	if (!bio) {

	if (!bio) {

		free_io_failure(BTRFS_I(inode), failrec);

		free_io_failure(failure_tree, io_tree, failrec);

		return -EIO;

		return -EIO;

	}

	}

	bio_set_op_attrs(bio, REQ_OP_READ, read_mode);

	bio_set_op_attrs(bio, REQ_OP_READ, read_mode);
@@ -8023,7 +8025,7 @@ static int dio_read_error(struct inode *inode, struct bio *failed_bio, 




	ret = submit_dio_repair_bio(inode, bio, failrec->this_mirror);

	ret = submit_dio_repair_bio(inode, bio, failrec->this_mirror);

	if (ret) {

	if (ret) {

		free_io_failure(BTRFS_I(inode), failrec);

		free_io_failure(failure_tree, io_tree, failrec);

		bio_put(bio);

		bio_put(bio);

	}

	}
@@ -8040,19 +8042,24 @@ struct btrfs_retry_complete { 
static void btrfs_retry_endio_nocsum(struct bio *bio)

static void btrfs_retry_endio_nocsum(struct bio *bio)

{

{

	struct btrfs_retry_complete *done = bio->bi_private;

	struct btrfs_retry_complete *done = bio->bi_private;

	struct inode *inode = done->inode;

	struct bio_vec *bvec;

	struct bio_vec *bvec;

	struct extent_io_tree *io_tree, *failure_tree;

	int i;

	int i;





	if (bio->bi_error)

	if (bio->bi_error)

		goto end;

		goto end;





	ASSERT(bio->bi_vcnt == 1);

	ASSERT(bio->bi_vcnt == 1);

	ASSERT(bio->bi_io_vec->bv_len == btrfs_inode_sectorsize(done->inode));

	io_tree = &BTRFS_I(inode)->io_tree;

	failure_tree = &BTRFS_I(inode)->io_failure_tree;

	ASSERT(bio->bi_io_vec->bv_len == btrfs_inode_sectorsize(inode));





	done->uptodate = 1;

	done->uptodate = 1;

	bio_for_each_segment_all(bvec, bio, i)

	bio_for_each_segment_all(bvec, bio, i)

		clean_io_failure(BTRFS_I(done->inode), done->start,

		clean_io_failure(BTRFS_I(inode)->root->fs_info, failure_tree,

				 bvec->bv_page, 0);

				 io_tree, done->start, bvec->bv_page,

				 btrfs_ino(BTRFS_I(inode)), 0);

end:

end:

	complete(&done->done);

	complete(&done->done);

	bio_put(bio);

	bio_put(bio);
@@ -8117,6 +8124,8 @@ static void btrfs_retry_endio(struct bio *bio) 
{

{

	struct btrfs_retry_complete *done = bio->bi_private;

	struct btrfs_retry_complete *done = bio->bi_private;

	struct btrfs_io_bio *io_bio = btrfs_io_bio(bio);

	struct btrfs_io_bio *io_bio = btrfs_io_bio(bio);

	struct extent_io_tree *io_tree, *failure_tree;

	struct inode *inode = done->inode;

	struct bio_vec *bvec;

	struct bio_vec *bvec;

	int uptodate;

	int uptodate;

	int ret;

	int ret;
@@ -8130,13 +8139,19 @@ static void btrfs_retry_endio(struct bio *bio) 
	ASSERT(bio->bi_vcnt == 1);

	ASSERT(bio->bi_vcnt == 1);

	ASSERT(bio->bi_io_vec->bv_len == btrfs_inode_sectorsize(done->inode));

	ASSERT(bio->bi_io_vec->bv_len == btrfs_inode_sectorsize(done->inode));





	io_tree = &BTRFS_I(inode)->io_tree;

	failure_tree = &BTRFS_I(inode)->io_failure_tree;



	bio_for_each_segment_all(bvec, bio, i) {

	bio_for_each_segment_all(bvec, bio, i) {

		ret = __readpage_endio_check(done->inode, io_bio, i,

		ret = __readpage_endio_check(inode, io_bio, i, bvec->bv_page,

					bvec->bv_page, bvec->bv_offset,

					     bvec->bv_offset, done->start,

					done->start, bvec->bv_len);

					     bvec->bv_len);

		if (!ret)

		if (!ret)

			clean_io_failure(BTRFS_I(done->inode), done->start,

			clean_io_failure(BTRFS_I(inode)->root->fs_info,

					bvec->bv_page, bvec->bv_offset);

					 failure_tree, io_tree, done->start,

					 bvec->bv_page,

					 btrfs_ino(BTRFS_I(inode)),

					 bvec->bv_offset);

		else

		else

			uptodate = 0;

			uptodate = 0;

	}

	}