From: Christoph Hellwig Date: Wed, 23 Apr 2025 05:37:40 +0000 (+0200) Subject: block: remove the backing_inode variable in bdev_statx X-Git-Tag: v6.15-rc4~18^2~4 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d13b7090b2510abaa83a25717466decca23e8226;p=thirdparty%2Flinux.git block: remove the backing_inode variable in bdev_statx 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 Reviewed-by: Christian Brauner Acked-by: Tejun Heo Link: https://lore.kernel.org/r/20250423053810.1683309-3-hch@lst.de Signed-off-by: Jens Axboe --- diff --git a/block/bdev.c b/block/bdev.c index e29b3b6d1707b..b57c2c0853fc8 100644 --- a/block/bdev.c +++ b/block/bdev.c @@ -1313,18 +1313,15 @@ 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;