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[v3,07/13] ext4: fiemap: return correct extent physical length

Message ID 20935230b7513031ac497e3afe8446650d20fb1e.1712126039.git.sweettea-kernel@dorminy.me (mailing list archive)
State New
Headers show
Series fiemap extension for more physical information | expand

Commit Message

Sweet Tea Dorminy April 3, 2024, 7:22 a.m. UTC
Signed-off-by: Sweet Tea Dorminy <sweettea-kernel@dorminy.me>
---
 fs/ext4/extents.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Jan Kara April 3, 2024, 11:22 a.m. UTC | #1
On Wed 03-04-24 03:22:48, Sweet Tea Dorminy wrote:
> Signed-off-by: Sweet Tea Dorminy <sweettea-kernel@dorminy.me>
> ---
>  fs/ext4/extents.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
> index 2adade3c202a..4874f757e1bd 100644
> --- a/fs/ext4/extents.c
> +++ b/fs/ext4/extents.c
> @@ -2194,7 +2194,7 @@ static int ext4_fill_es_cache_info(struct inode *inode,
>  
>  	while (block <= end) {
>  		next = 0;
> -		flags = 0;
> +		flags = FIEMAP_EXTENT_HAS_PHYS_LEN;

OK, but we should then pass (__u64)es.es_len << blksize_bits as physical
extent length below, shouldn't we?

>  		if (!ext4_es_lookup_extent(inode, block, &next, &es))
>  			break;
>  		if (ext4_es_is_unwritten(&es))

								Honza
diff mbox series

Patch

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 2adade3c202a..4874f757e1bd 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -2194,7 +2194,7 @@  static int ext4_fill_es_cache_info(struct inode *inode,
 
 	while (block <= end) {
 		next = 0;
-		flags = 0;
+		flags = FIEMAP_EXTENT_HAS_PHYS_LEN;
 		if (!ext4_es_lookup_extent(inode, block, &next, &es))
 			break;
 		if (ext4_es_is_unwritten(&es))