On 11/18/2013 08:10 AM, Christoph Hellwig wrote:
> Split out a xfs_setattr_time helper to share code between truncate and
> regular setattr similar to xfs_setattr_mode. I might also have another
> caller growing for this in the near future.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
>
> ---
Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>
> fs/xfs/xfs_iops.c | 66 ++++++++++++++++++++++++------------------------------
> 1 file changed, 30 insertions(+), 36 deletions(-)
>
> Index: linux/fs/xfs/xfs_iops.c
> ===================================================================
> --- linux.orig/fs/xfs/xfs_iops.c 2013-11-18 11:54:46.083792257 +0100
> +++ linux/fs/xfs/xfs_iops.c 2013-11-18 11:55:34.891791256 +0100
> @@ -474,6 +474,32 @@ xfs_setattr_mode(
> inode->i_mode |= mode & ~S_IFMT;
> }
>
> +static void
> +xfs_setattr_time(
> + struct xfs_inode *ip,
> + struct iattr *iattr)
> +{
> + struct inode *inode = VFS_I(ip);
> +
> + ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
> +
> + if (iattr->ia_valid & ATTR_ATIME) {
> + inode->i_atime = iattr->ia_atime;
> + ip->i_d.di_atime.t_sec = iattr->ia_atime.tv_sec;
> + ip->i_d.di_atime.t_nsec = iattr->ia_atime.tv_nsec;
> + }
> + if (iattr->ia_valid & ATTR_CTIME) {
> + inode->i_ctime = iattr->ia_ctime;
> + ip->i_d.di_ctime.t_sec = iattr->ia_ctime.tv_sec;
> + ip->i_d.di_ctime.t_nsec = iattr->ia_ctime.tv_nsec;
> + }
> + if (iattr->ia_valid & ATTR_MTIME) {
> + inode->i_mtime = iattr->ia_mtime;
> + ip->i_d.di_mtime.t_sec = iattr->ia_mtime.tv_sec;
> + ip->i_d.di_mtime.t_nsec = iattr->ia_mtime.tv_nsec;
> + }
> +}
> +
> int
> xfs_setattr_nonsize(
> struct xfs_inode *ip,
> @@ -627,30 +653,10 @@ xfs_setattr_nonsize(
> }
> }
>
> - /*
> - * Change file access modes.
> - */
> if (mask & ATTR_MODE)
> xfs_setattr_mode(ip, iattr);
> -
> - /*
> - * Change file access or modified times.
> - */
> - if (mask & ATTR_ATIME) {
> - inode->i_atime = iattr->ia_atime;
> - ip->i_d.di_atime.t_sec = iattr->ia_atime.tv_sec;
> - ip->i_d.di_atime.t_nsec = iattr->ia_atime.tv_nsec;
> - }
> - if (mask & ATTR_CTIME) {
> - inode->i_ctime = iattr->ia_ctime;
> - ip->i_d.di_ctime.t_sec = iattr->ia_ctime.tv_sec;
> - ip->i_d.di_ctime.t_nsec = iattr->ia_ctime.tv_nsec;
> - }
> - if (mask & ATTR_MTIME) {
> - inode->i_mtime = iattr->ia_mtime;
> - ip->i_d.di_mtime.t_sec = iattr->ia_mtime.tv_sec;
> - ip->i_d.di_mtime.t_nsec = iattr->ia_mtime.tv_nsec;
> - }
> + if (mask & (ATTR_ATIME|ATTR_CTIME|ATTR_MTIME))
> + xfs_setattr_time(ip, iattr);
>
> xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
>
> @@ -865,22 +871,10 @@ xfs_setattr_size(
> xfs_inode_clear_eofblocks_tag(ip);
> }
>
> - /*
> - * Change file access modes.
> - */
> if (mask & ATTR_MODE)
> xfs_setattr_mode(ip, iattr);
> -
> - if (mask & ATTR_CTIME) {
> - inode->i_ctime = iattr->ia_ctime;
> - ip->i_d.di_ctime.t_sec = iattr->ia_ctime.tv_sec;
> - ip->i_d.di_ctime.t_nsec = iattr->ia_ctime.tv_nsec;
> - }
> - if (mask & ATTR_MTIME) {
> - inode->i_mtime = iattr->ia_mtime;
> - ip->i_d.di_mtime.t_sec = iattr->ia_mtime.tv_sec;
> - ip->i_d.di_mtime.t_nsec = iattr->ia_mtime.tv_nsec;
> - }
> + if (mask & (ATTR_ATIME|ATTR_CTIME|ATTR_MTIME))
> + xfs_setattr_time(ip, iattr);
>
> xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
>
>
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