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authorChristoph Hellwig <hch@lst.de>2020-11-23 15:38:40 +0300
committerJens Axboe <axboe@kernel.dk>2020-12-02 00:53:39 +0300
commit4e7b5671c6a883d94b5428e1a9c141bbd56cb2a6 (patch)
tree862980514dedf92e87aa3ec651f5be306f207390 /fs/inode.c
parent7918f0f6fdafa1e52c2d77c537cb55ef25fb69a3 (diff)
downloadlinux-4e7b5671c6a883d94b5428e1a9c141bbd56cb2a6.tar.xz
block: remove i_bdev
Switch the block device lookup interfaces to directly work with a dev_t so that struct block_device references are only acquired by the blkdev_get variants (and the blk-cgroup special case). This means that we now don't need an extra reference in the inode and can generally simplify handling of struct block_device to keep the lookups contained in the core block layer code. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Hannes Reinecke <hare@suse.de> Acked-by: Tejun Heo <tj@kernel.org> Acked-by: Coly Li <colyli@suse.de> [bcache] Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/inode.c')
-rw-r--r--fs/inode.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/fs/inode.c b/fs/inode.c
index 9d78c37b00b8..cb008acf0efd 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -155,7 +155,6 @@ int inode_init_always(struct super_block *sb, struct inode *inode)
inode->i_bytes = 0;
inode->i_generation = 0;
inode->i_pipe = NULL;
- inode->i_bdev = NULL;
inode->i_cdev = NULL;
inode->i_link = NULL;
inode->i_dir_seq = 0;
@@ -580,8 +579,6 @@ static void evict(struct inode *inode)
truncate_inode_pages_final(&inode->i_data);
clear_inode(inode);
}
- if (S_ISBLK(inode->i_mode) && inode->i_bdev)
- bd_forget(inode);
if (S_ISCHR(inode->i_mode) && inode->i_cdev)
cd_forget(inode);