On Wed, Sep 09, 2015 at 02:34:08PM -0500, Eric Sandeen wrote:
> This is a hodgepodge of unrelated but not-completely-trivial
> chagnes to both the dir2 and attr code to make their common
> code more similar.
>
> * It removes the whichfork checking in attr_repair, because we
> only get there with XFS_ATTR_FORK.
> * It changes the magic-checking logic slightly to match.
> * It swaps some (bp == NULL) tests for (!bp)
>
> These should be purely cosmetic changes.
>
> Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>
> Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxxx>
> ---
Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>
> repair/attr_repair.c | 20 +++++---------------
> repair/dir2.c | 14 ++++++++------
> 2 files changed, 13 insertions(+), 21 deletions(-)
>
> diff --git a/repair/attr_repair.c b/repair/attr_repair.c
> index c8ba484..26a0e71 100644
> --- a/repair/attr_repair.c
> +++ b/repair/attr_repair.c
> @@ -177,19 +177,13 @@ traverse_int_dablock(xfs_mount_t *mp,
> free(bmp);
>
> if (!bp) {
> - if (whichfork == XFS_DATA_FORK)
> - do_warn(
> - _("can't read block %u (fsbno %" PRIu64 ") for directory inode %"
> PRIu64 "\n"),
> - bno, fsbno, da_cursor->ino);
> - else
> - do_warn(
> + do_warn(
> _("can't read block %u (fsbno %" PRIu64 ") for attrbute fork of inode
> %" PRIu64 "\n"),
> bno, fsbno, da_cursor->ino);
> goto error_out;
> }
>
> node = bp->b_addr;
> - btree = M_DIROPS(mp)->node_tree_p(node);
> M_DIROPS(mp)->node_hdr_from_disk(&nodehdr, node);
>
> if (nodehdr.magic != XFS_DA_NODE_MAGIC &&
> @@ -210,6 +204,7 @@ _("corrupt tree block %u for directory inode %" PRIu64
> "\n"),
> goto error_out;
> }
>
> + btree = M_DIROPS(mp)->node_tree_p(node);
> if (nodehdr.count > geo->node_ents) {
> do_warn(_("bad record count in inode %" PRIu64 ", "
> "count = %d, max = %d\n"),
> @@ -235,14 +230,9 @@ _("bad header depth for directory inode %" PRIu64 "\n"),
> if (nodehdr.level == i - 1) {
> i--;
> } else {
> - if (whichfork == XFS_DATA_FORK)
> - do_warn(_("bad directory btree for "
> - "directory inode %" PRIu64
> "\n"),
> - da_cursor->ino);
> - else
> - do_warn(_("bad attribute fork btree "
> - "for inode %" PRIu64 "\n"),
> - da_cursor->ino);
> + do_warn(_("bad attribute fork btree "
> + "for inode %" PRIu64 "\n"),
> + da_cursor->ino);
> libxfs_putbuf(bp);
> goto error_out;
> }
> diff --git a/repair/dir2.c b/repair/dir2.c
> index 9398df5..8cf981f 100644
> --- a/repair/dir2.c
> +++ b/repair/dir2.c
> @@ -172,7 +172,7 @@ traverse_int_dir2block(xfs_mount_t *mp,
> bp = da_read_buf(mp, nex, bmp, &xfs_da3_node_buf_ops);
> if (bmp != &lbmp)
> free(bmp);
> - if (bp == NULL) {
> + if (!bp) {
> do_warn(
> _("can't read block %u for directory inode %" PRIu64 "\n"),
> bno, da_cursor->ino);
> @@ -192,8 +192,10 @@ _("found non-root LEAFN node in inode %" PRIu64 " bno =
> %u\n"),
> *rbno = 0;
> libxfs_putbuf(bp);
> return(1);
> - } else if (!(nodehdr.magic == XFS_DA_NODE_MAGIC ||
> - nodehdr.magic == XFS_DA3_NODE_MAGIC)) {
> + }
> +
> + if (nodehdr.magic != XFS_DA_NODE_MAGIC &&
> + nodehdr.magic != XFS_DA3_NODE_MAGIC) {
> libxfs_putbuf(bp);
> do_warn(
> _("bad dir magic number 0x%x in inode %" PRIu64 " bno = %u\n"),
> @@ -574,7 +576,7 @@ _("can't get map info for block %u of directory inode %"
> PRIu64 "\n"),
> if (bmp != &lbmp)
> free(bmp);
>
> - if (bp == NULL) {
> + if (!bp) {
> do_warn(
> _("can't read block %u for directory inode %" PRIu64 "\n"),
> dabno, cursor->ino);
> @@ -589,8 +591,8 @@ _("can't read block %u for directory inode %" PRIu64
> "\n"),
> * entry count, verify level
> */
> bad = 0;
> - if (!(nodehdr.magic == XFS_DA_NODE_MAGIC ||
> - nodehdr.magic == XFS_DA3_NODE_MAGIC)) {
> + if (nodehdr.magic != XFS_DA_NODE_MAGIC &&
> + nodehdr.magic != XFS_DA3_NODE_MAGIC) {
> do_warn(
> _("bad magic number %x in block %u for directory inode %" PRIu64 "\n"),
> nodehdr.magic,
> --
> 1.7.1
>
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