Re: [PATCH] f2fs: don't bother with inode->i_version

From: Chao Yu
Date: Tue Oct 31 2017 - 22:14:34 EST


On 2017/10/30 23:11, Jeff Layton wrote:
> From: Jeff Layton <jlayton@xxxxxxxxxx>
>
> f2fs does not set the SB_I_VERSION flag, so the i_version will never
> be incremented on write. It was recently changed to increment the
> i_version on a quota write, which isn't necessary here.
>
> Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>

Reviewed-by: Chao Yu <yuchao0@xxxxxxxxxx>

Thanks,

> ---
> fs/f2fs/super.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
> index 933c3d529e65..b3359158e7be 100644
> --- a/fs/f2fs/super.c
> +++ b/fs/f2fs/super.c
> @@ -618,7 +618,6 @@ static struct inode *f2fs_alloc_inode(struct super_block *sb)
> init_once((void *) fi);
>
> /* Initialize f2fs-specific inode info */
> - fi->vfs_inode.i_version = 1;
> atomic_set(&fi->dirty_pages, 0);
> fi->i_current_depth = 1;
> fi->i_advise = 0;
> @@ -1386,7 +1385,6 @@ static ssize_t f2fs_quota_write(struct super_block *sb, int type,
>
> if (len == towrite)
> return 0;
> - inode->i_version++;
> inode->i_mtime = inode->i_ctime = current_time(inode);
> f2fs_mark_inode_dirty_sync(inode, false);
> return len - towrite;
>