xiaomi-sm8450/android_kernel_xiaomi_sm8450
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btrfs: remove extent_map::bdev

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We can now remove the bdev from extent_map. Previous patches made sure
that bio_set_dev is correctly in all places and that we don't need to
grab it from latest_bdev or pass it around inside the extent map.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba
2019-08-30 15:40:53 +02:00
parent 1a41802701
commit a019e9e197
8 changed files with 2 additions and 31 deletions
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2
fs/btrfs/relocation.c
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@@ -3194,7 +3194,6 @@ static noinline_for_stack
int setup_extent_mapping(struct inode *inode, u64 start, u64 end,
u64 block_start)
{
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct extent_map_tree *em_tree = &BTRFS_I(inode)->extent_tree;
struct extent_map *em;
int ret = 0;
@@ -3207,7 +3206,6 @@ int setup_extent_mapping(struct inode *inode, u64 start, u64 end,
em->len = end + 1 - start;
em->block_len = em->len;
em->block_start = block_start;
em->bdev = fs_info->fs_devices->latest_bdev;
set_bit(EXTENT_FLAG_PINNED, &em->flags);
lock_extent(&BTRFS_I(inode)->io_tree, start, end);