From 3c5641a83ac4d2e8ef3d542b35794962e51d7135 Mon Sep 17 00:00:00 2001 From: Nikolay Borisov Date: Mon, 31 Aug 2020 14:42:46 +0300 Subject: [PATCH] btrfs: make btrfs_find_ordered_sum take btrfs_inode Reviewed-by: Johannes Thumshirn Reviewed-by: Josef Bacik Signed-off-by: Nikolay Borisov Reviewed-by: David Sterba Signed-off-by: David Sterba --- fs/btrfs/file-item.c | 4 ++-- fs/btrfs/ordered-data.c | 19 +++++++++---------- fs/btrfs/ordered-data.h | 4 ++-- 3 files changed, 13 insertions(+), 14 deletions(-) diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c index 7d5ec71..8f4f2bd 100644 --- a/fs/btrfs/file-item.c +++ b/fs/btrfs/file-item.c @@ -318,8 +318,8 @@ blk_status_t btrfs_lookup_bio_sums(struct inode *inode, struct bio *bio, if (page_offsets) offset = page_offset(bvec.bv_page) + bvec.bv_offset; - count = btrfs_find_ordered_sum(inode, offset, disk_bytenr, - csum, nblocks); + count = btrfs_find_ordered_sum(BTRFS_I(inode), offset, + disk_bytenr, csum, nblocks); if (count) goto found; diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c index d39a0fe..c8a13d1 100644 --- a/fs/btrfs/ordered-data.c +++ b/fs/btrfs/ordered-data.c @@ -861,20 +861,21 @@ out: * try to find a checksum. This is used because we allow pages to * be reclaimed before their checksum is actually put into the btree */ -int btrfs_find_ordered_sum(struct inode *inode, u64 offset, u64 disk_bytenr, - u8 *sum, int len) +int btrfs_find_ordered_sum(struct btrfs_inode *inode, u64 offset, + u64 disk_bytenr, u8 *sum, int len) { - struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb); + struct btrfs_fs_info *fs_info = inode->root->fs_info; struct btrfs_ordered_sum *ordered_sum; struct btrfs_ordered_extent *ordered; - struct btrfs_ordered_inode_tree *tree = &BTRFS_I(inode)->ordered_tree; + struct btrfs_ordered_inode_tree *tree = &inode->ordered_tree; unsigned long num_sectors; unsigned long i; - u32 sectorsize = btrfs_inode_sectorsize(BTRFS_I(inode)); + u32 sectorsize = btrfs_inode_sectorsize(inode); + const u8 blocksize_bits = inode->vfs_inode.i_sb->s_blocksize_bits; const u16 csum_size = btrfs_super_csum_size(fs_info->super_copy); int index = 0; - ordered = btrfs_lookup_ordered_extent(BTRFS_I(inode), offset); + ordered = btrfs_lookup_ordered_extent(inode, offset); if (!ordered) return 0; @@ -882,10 +883,8 @@ int btrfs_find_ordered_sum(struct inode *inode, u64 offset, u64 disk_bytenr, list_for_each_entry_reverse(ordered_sum, &ordered->list, list) { if (disk_bytenr >= ordered_sum->bytenr && disk_bytenr < ordered_sum->bytenr + ordered_sum->len) { - i = (disk_bytenr - ordered_sum->bytenr) >> - inode->i_sb->s_blocksize_bits; - num_sectors = ordered_sum->len >> - inode->i_sb->s_blocksize_bits; + i = (disk_bytenr - ordered_sum->bytenr) >> blocksize_bits; + num_sectors = ordered_sum->len >> blocksize_bits; num_sectors = min_t(int, len - index, num_sectors - i); memcpy(sum + index, ordered_sum->sums + i * csum_size, num_sectors * csum_size); diff --git a/fs/btrfs/ordered-data.h b/fs/btrfs/ordered-data.h index 1610195..6a1d5bf 100644 --- a/fs/btrfs/ordered-data.h +++ b/fs/btrfs/ordered-data.h @@ -185,8 +185,8 @@ struct btrfs_ordered_extent *btrfs_lookup_ordered_range( u64 len); void btrfs_get_ordered_extents_for_logging(struct btrfs_inode *inode, struct list_head *list); -int btrfs_find_ordered_sum(struct inode *inode, u64 offset, u64 disk_bytenr, - u8 *sum, int len); +int btrfs_find_ordered_sum(struct btrfs_inode *inode, u64 offset, + u64 disk_bytenr, u8 *sum, int len); u64 btrfs_wait_ordered_extents(struct btrfs_root *root, u64 nr, const u64 range_start, const u64 range_len); void btrfs_wait_ordered_roots(struct btrfs_fs_info *fs_info, u64 nr, -- 2.7.4