Ocfs2 devel - Dec 2009 - [PATCH 1/1] Ocfs2: Should ocfs2 support fiemap for S_IFDIR inode?

Let userspace have a chance to get the extent info of a
directory just like extN did.

Signed-off-by: Tristan Ye <tristan.ye at oracle.com>
---
 fs/ocfs2/namei.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index f010b22..0b9f35e 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -2326,4 +2326,5 @@ const struct inode_operations ocfs2_dir_iops = {
 	.getxattr	= generic_getxattr,
 	.listxattr	= ocfs2_listxattr,
 	.removexattr	= generic_removexattr,
+	.fiemap         = ocfs2_fiemap,
 };
-- 
1.6.5.2

Acked-by: Sunil Mushran <sunil.mushran at oracle.com>

I see no reason why we should not add it to symlink and
fast_symlink too. But that would need testing. Make that a
separate patch. This one looks good as is.

Tristan Ye wrote:
> Let userspace have a chance to get the extent info of a
> directory just like extN did.
>
> Signed-off-by: Tristan Ye <tristan.ye at oracle.com>
> ---
>  fs/ocfs2/namei.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
> index f010b22..0b9f35e 100644
> --- a/fs/ocfs2/namei.c
> +++ b/fs/ocfs2/namei.c
> @@ -2326,4 +2326,5 @@ const struct inode_operations ocfs2_dir_iops = {
>  	.getxattr	= generic_getxattr,
>  	.listxattr	= ocfs2_listxattr,
>  	.removexattr	= generic_removexattr,
> +	.fiemap         = ocfs2_fiemap,
>  };