diff mbox series

[06/11] blk_ioctl_{discard,zeroout}(): we only want ->bd_inode->i_mapping here...

Message ID 20240411145346.2516848-6-viro@zeniv.linux.org.uk (mailing list archive)
State New
Headers show
Series [01/11] block_device: add a pointer to struct address_space (page cache of bdev) | expand

Commit Message

Al Viro April 11, 2024, 2:53 p.m. UTC 
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 block/ioctl.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/block/ioctl.c b/block/ioctl.c
index d365d8e92f98..e0c2d834df7a 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -97,7 +97,6 @@  static int blk_ioctl_discard(struct block_device *bdev, blk_mode_t mode,
 {
 	uint64_t range[2];
 	uint64_t start, len;
-	struct inode *inode = bdev->bd_inode;
 	int err;
 
 	if (!(mode & BLK_OPEN_WRITE))
@@ -120,13 +119,13 @@  static int blk_ioctl_discard(struct block_device *bdev, blk_mode_t mode,
 	if (start + len > bdev_nr_bytes(bdev))
 		return -EINVAL;
 
-	filemap_invalidate_lock(inode->i_mapping);
+	filemap_invalidate_lock(bdev->bd_mapping);
 	err = truncate_bdev_range(bdev, mode, start, start + len - 1);
 	if (err)
 		goto fail;
 	err = blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_KERNEL);
 fail:
-	filemap_invalidate_unlock(inode->i_mapping);
+	filemap_invalidate_unlock(bdev->bd_mapping);
 	return err;
 }
 
@@ -166,7 +165,6 @@  static int blk_ioctl_zeroout(struct block_device *bdev, blk_mode_t mode,
 {
 	uint64_t range[2];
 	uint64_t start, end, len;
-	struct inode *inode = bdev->bd_inode;
 	int err;
 
 	if (!(mode & BLK_OPEN_WRITE))
@@ -189,7 +187,7 @@  static int blk_ioctl_zeroout(struct block_device *bdev, blk_mode_t mode,
 		return -EINVAL;
 
 	/* Invalidate the page cache, including dirty pages */
-	filemap_invalidate_lock(inode->i_mapping);
+	filemap_invalidate_lock(bdev->bd_mapping);
 	err = truncate_bdev_range(bdev, mode, start, end);
 	if (err)
 		goto fail;
@@ -198,7 +196,7 @@  static int blk_ioctl_zeroout(struct block_device *bdev, blk_mode_t mode,
 				   BLKDEV_ZERO_NOUNMAP);
 
 fail:
-	filemap_invalidate_unlock(inode->i_mapping);
+	filemap_invalidate_unlock(bdev->bd_mapping);
 	return err;
 }