On Wed, Sep 09, 2015 at 02:34:04PM -0500, Eric Sandeen wrote:
> attr_repair.c has many printf-tracepoints under
> #ifdef XR_DIR_TRACE, but the similar code in dir2.c does not.
>
> Add these same tracepoints to remove more differences between
> these two pieces of code.
>
> Not all messages are quite correct; those will be fixed up last.
> For now we just make the code more obviously similar.
>
> Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>
> Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxxx>
> ---
Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>
> repair/dir2.c | 39 ++++++++++++++++++++++++++++++++++++---
> 1 files changed, 36 insertions(+), 3 deletions(-)
>
> diff --git a/repair/dir2.c b/repair/dir2.c
> index 898b27e..d9bd5fc 100644
> --- a/repair/dir2.c
> +++ b/repair/dir2.c
> @@ -337,6 +337,11 @@ verify_final_dir2_path(xfs_mount_t *mp,
> struct xfs_da_node_entry *btree;
> struct xfs_da3_icnode_hdr nodehdr;
>
> +#ifdef XR_DIR_TRACE
> + fprintf(stderr, "in verify_final_dir2_path, this_level = %d\n",
> + this_level);
> +#endif
> +
> /*
> * the index should point to the next "unprocessed" entry
> * in the block which should be the final (rightmost) entry
> @@ -388,8 +393,17 @@ verify_final_dir2_path(xfs_mount_t *mp,
> /*
> * ok, now check descendant block number against this level
> */
> - if (cursor->level[p_level].bno != be32_to_cpu(btree[entry].before))
> + if (cursor->level[p_level].bno != be32_to_cpu(btree[entry].before)) {
> +#ifdef XR_DIR_TRACE
> + fprintf(stderr, "bad directory btree pointer, child bno should "
> + "be %d, block bno is %d, hashval is %u\n",
> + be16_to_cpu(btree[entry].before),
> + cursor->level[p_level].bno,
> + cursor->level[p_level].hashval);
> + fprintf(stderr, "verify_final_dir2_path returns 1 (bad) #1a\n");
> +#endif
> return(1);
> + }
>
> if (cursor->level[p_level].hashval !=
> be32_to_cpu(btree[entry].hashval)) {
> @@ -431,8 +445,12 @@ _("would correct bad hashval in non-leaf dir block\n"
> /*
> * bail out if this is the root block (top of tree)
> */
> - if (this_level >= cursor->active)
> + if (this_level >= cursor->active) {
> +#ifdef XR_DIR_TRACE
> + fprintf(stderr, "verify_final_dir2_path returns 0 (ok)\n");
> +#endif
> return(0);
> + }
> /*
> * set hashvalue to correctl reflect the now-validated
> * last entry in this block and continue upwards validation
> @@ -600,6 +618,9 @@ _("bad level %d in block %u for directory inode %" PRIu64 "\n"),
> bad++;
> }
> if (bad) {
> +#ifdef XR_DIR_TRACE
> + fprintf(stderr, "verify_dir2_path returns 1 (bad) #4\n");
> +#endif
> libxfs_putbuf(bp);
> return(1);
> }
> @@ -631,8 +652,17 @@ _("bad level %d in block %u for directory inode %" PRIu64 "\n"),
> /*
> * ditto for block numbers
> */
> - if (cursor->level[p_level].bno != be32_to_cpu(btree[entry].before))
> + if (cursor->level[p_level].bno != be32_to_cpu(btree[entry].before)) {
> +#ifdef XR_DIR_TRACE
> + fprintf(stderr, "bad directory btree pointer, child bno "
> + "should be %d, block bno is %d, hashval is %u\n",
> + be32_to_cpu(btree[entry].before),
> + cursor->level[p_level].bno,
> + cursor->level[p_level].hashval);
> + fprintf(stderr, "verify_dir2_path returns 1 (bad) #1a\n");
> +#endif
> return(1);
> + }
> /*
> * ok, now validate last hashvalue in the descendant
> * block against the hashval in the current entry
> @@ -659,6 +689,9 @@ _("would correct bad hashval in interior dir block\n"
> * (which should point to the next descendant block)
> */
> cursor->level[this_level].index++;
> +#ifdef XR_DIR_TRACE
> + fprintf(stderr, "verify_dir2_path returns 0 (ok)\n");
> +#endif
> return(0);
> }
>
> --
> 1.7.1
>
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