6.14-stable review patch. If anyone has any objections, please let me know.
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From: Christoph Hellwig hch@lst.de
[ Upstream commit d13b7090b2510abaa83a25717466decca23e8226 ]
backing_inode is only used once, so remove it and update the comment describing the bdev lookup to be a bit more clear.
Signed-off-by: Christoph Hellwig hch@lst.de Reviewed-by: Christian Brauner brauner@kernel.org Acked-by: Tejun Heo tj@kernel.org Link: https://lore.kernel.org/r/20250423053810.1683309-3-hch@lst.de Signed-off-by: Jens Axboe axboe@kernel.dk Stable-dep-of: 5f33b5226c9d ("block: don't autoload drivers on stat") Signed-off-by: Sasha Levin sashal@kernel.org --- block/bdev.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/block/bdev.c b/block/bdev.c index 8453f6a795d9a..89235796e51a5 100644 --- a/block/bdev.c +++ b/block/bdev.c @@ -1271,18 +1271,15 @@ void sync_bdevs(bool wait) void bdev_statx(struct path *path, struct kstat *stat, u32 request_mask) { - struct inode *backing_inode; struct block_device *bdev;
- backing_inode = d_backing_inode(path->dentry); - /* - * Note that backing_inode is the inode of a block device node file, - * not the block device's internal inode. Therefore it is *not* valid - * to use I_BDEV() here; the block device has to be looked up by i_rdev + * Note that d_backing_inode() returns the block device node inode, not + * the block device's internal inode. Therefore it is *not* valid to + * use I_BDEV() here; the block device has to be looked up by i_rdev * instead. */ - bdev = blkdev_get_no_open(backing_inode->i_rdev); + bdev = blkdev_get_no_open(d_backing_inode(path->dentry)->i_rdev); if (!bdev) return;