On Tue, Jul 21, 2015 at 11:09:05AM +1000, Dave Chinner wrote:
> From: Dave Chinner <dchinner@xxxxxxxxxx>
>
> xfs_bunmapi() doesn't care what type of extent is being freed and
> does not look at the XFS_BMAPI_METADATA flag at all. As such we can
> remove the XFS_BMAPI_METADATA from all callers that use it.
>
> Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
> ---
Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>
> fs/xfs/libxfs/xfs_attr_remote.c | 5 ++---
> fs/xfs/libxfs/xfs_da_btree.c | 4 ++--
> fs/xfs/libxfs/xfs_dir2.c | 33 +++++++++++++++------------------
> fs/xfs/xfs_symlink.c | 2 +-
> 4 files changed, 20 insertions(+), 24 deletions(-)
>
> diff --git a/fs/xfs/libxfs/xfs_attr_remote.c b/fs/xfs/libxfs/xfs_attr_remote.c
> index dd71403..89356aa 100644
> --- a/fs/xfs/libxfs/xfs_attr_remote.c
> +++ b/fs/xfs/libxfs/xfs_attr_remote.c
> @@ -618,9 +618,8 @@ xfs_attr_rmtval_remove(
>
> xfs_bmap_init(args->flist, args->firstblock);
> error = xfs_bunmapi(args->trans, args->dp, lblkno, blkcnt,
> - XFS_BMAPI_ATTRFORK | XFS_BMAPI_METADATA,
> - 1, args->firstblock, args->flist,
> - &done);
> + XFS_BMAPI_ATTRFORK, 1, args->firstblock,
> + args->flist, &done);
> if (!error) {
> error = xfs_bmap_finish(&args->trans, args->flist,
> &committed);
> diff --git a/fs/xfs/libxfs/xfs_da_btree.c b/fs/xfs/libxfs/xfs_da_btree.c
> index 2385f8c..2ae91e8 100644
> --- a/fs/xfs/libxfs/xfs_da_btree.c
> +++ b/fs/xfs/libxfs/xfs_da_btree.c
> @@ -2351,8 +2351,8 @@ xfs_da_shrink_inode(
> * the last block to the place we want to kill.
> */
> error = xfs_bunmapi(tp, dp, dead_blkno, count,
> - xfs_bmapi_aflag(w)|XFS_BMAPI_METADATA,
> - 0, args->firstblock, args->flist, &done);
> + xfs_bmapi_aflag(w), 0, args->firstblock,
> + args->flist, &done);
> if (error == -ENOSPC) {
> if (w != XFS_DATA_FORK)
> break;
> diff --git a/fs/xfs/libxfs/xfs_dir2.c b/fs/xfs/libxfs/xfs_dir2.c
> index a69fb3a..e0ba976 100644
> --- a/fs/xfs/libxfs/xfs_dir2.c
> +++ b/fs/xfs/libxfs/xfs_dir2.c
> @@ -674,25 +674,22 @@ xfs_dir2_shrink_inode(
> mp = dp->i_mount;
> tp = args->trans;
> da = xfs_dir2_db_to_da(args->geo, db);
> - /*
> - * Unmap the fsblock(s).
> - */
> - if ((error = xfs_bunmapi(tp, dp, da, args->geo->fsbcount,
> - XFS_BMAPI_METADATA, 0, args->firstblock, args->flist,
> - &done))) {
> +
> + /* Unmap the fsblock(s). */
> + error = xfs_bunmapi(tp, dp, da, args->geo->fsbcount, 0, 0,
> + args->firstblock, args->flist, &done);
> + if (error) {
> /*
> - * ENOSPC actually can happen if we're in a removename with
> - * no space reservation, and the resulting block removal
> - * would cause a bmap btree split or conversion from extents
> - * to btree. This can only happen for un-fragmented
> - * directory blocks, since you need to be punching out
> - * the middle of an extent.
> - * In this case we need to leave the block in the file,
> - * and not binval it.
> - * So the block has to be in a consistent empty state
> - * and appropriately logged.
> - * We don't free up the buffer, the caller can tell it
> - * hasn't happened since it got an error back.
> + * ENOSPC actually can happen if we're in a removename with no
> + * space reservation, and the resulting block removal would
> + * cause a bmap btree split or conversion from extents to btree.
> + * This can only happen for un-fragmented directory blocks,
> + * since you need to be punching out the middle of an extent.
> + * In this case we need to leave the block in the file, and not
> + * binval it. So the block has to be in a consistent empty
> + * state and appropriately logged. We don't free up the buffer,
> + * the caller can tell it hasn't happened since it got an error
> + * back.
> */
> return error;
> }
> diff --git a/fs/xfs/xfs_symlink.c b/fs/xfs/xfs_symlink.c
> index 4be27b0..05c44bf 100644
> --- a/fs/xfs/xfs_symlink.c
> +++ b/fs/xfs/xfs_symlink.c
> @@ -501,7 +501,7 @@ xfs_inactive_symlink_rmt(
> /*
> * Unmap the dead block(s) to the free_list.
> */
> - error = xfs_bunmapi(tp, ip, 0, size, XFS_BMAPI_METADATA, nmaps,
> + error = xfs_bunmapi(tp, ip, 0, size, 0, nmaps,
> &first_block, &free_list, &done);
> if (error)
> goto error_bmap_cancel;
> --
> 2.1.4
>
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