Re: [PATCH v2 10/12] gfs2: don't worry about I_DIRTY_TIME in gfs2_fsync()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri 08-01-21 23:59:01, Eric Biggers wrote:
> From: Eric Biggers <ebiggers@xxxxxxxxxx>
> 
> The I_DIRTY_TIME flag is primary used within the VFS, and there's no
> reason for ->fsync() implementations to do anything with it.  This is
> because when !datasync, the VFS will expire dirty timestamps before
> calling ->fsync().  (See vfs_fsync_range().)  This turns I_DIRTY_TIME
> into I_DIRTY_SYNC.
> 
> Therefore, change gfs2_fsync() to not check for I_DIRTY_TIME.
> 
> Reviewed-by: Christoph Hellwig <hch@xxxxxx>
> Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx>

Looks good to me. Feel free to add:

Reviewed-by: Jan Kara <jack@xxxxxxx>

								Honza

> ---
>  fs/gfs2/file.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
> index b39b339feddc9..7fe2497755a37 100644
> --- a/fs/gfs2/file.c
> +++ b/fs/gfs2/file.c
> @@ -749,7 +749,7 @@ static int gfs2_fsync(struct file *file, loff_t start, loff_t end,
>  {
>  	struct address_space *mapping = file->f_mapping;
>  	struct inode *inode = mapping->host;
> -	int sync_state = inode->i_state & I_DIRTY_ALL;
> +	int sync_state = inode->i_state & I_DIRTY;
>  	struct gfs2_inode *ip = GFS2_I(inode);
>  	int ret = 0, ret1 = 0;
>  
> @@ -762,7 +762,7 @@ static int gfs2_fsync(struct file *file, loff_t start, loff_t end,
>  	if (!gfs2_is_jdata(ip))
>  		sync_state &= ~I_DIRTY_PAGES;
>  	if (datasync)
> -		sync_state &= ~(I_DIRTY_SYNC | I_DIRTY_TIME);
> +		sync_state &= ~I_DIRTY_SYNC;
>  
>  	if (sync_state) {
>  		ret = sync_inode_metadata(inode, 1);
> -- 
> 2.30.0
> 
-- 
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR



[Index of Archives]     [Linux Ext4 Filesystem]     [Union Filesystem]     [Filesystem Testing]     [Ceph Users]     [Ecryptfs]     [AutoFS]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux Cachefs]     [Reiser Filesystem]     [Linux RAID]     [Samba]     [Device Mapper]     [CEPH Development]

  Powered by Linux