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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-06 02:50:43 +00:00
xfs: fix set-but-unused warnings
The kernel compile doesn't turn on these checks by default, so it's only when I do a kernel-user sync that I find that there are lots of compiler warnings waiting to be fixed. Fix up these set-but-unused warnings. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Eric Sandeen <sandeen@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
parent
9a2cc41cda
commit
32296f865e
9 changed files with 2 additions and 60 deletions
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@ -5450,13 +5450,11 @@ xfs_bmse_merge(
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struct xfs_btree_cur *cur,
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int *logflags) /* output */
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{
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struct xfs_ifork *ifp;
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struct xfs_bmbt_irec got;
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struct xfs_bmbt_irec left;
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xfs_filblks_t blockcount;
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int error, i;
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ifp = XFS_IFORK_PTR(ip, whichfork);
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xfs_bmbt_get_all(gotp, &got);
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xfs_bmbt_get_all(leftp, &left);
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blockcount = left.br_blockcount + got.br_blockcount;
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@ -514,7 +514,6 @@ xfs_da3_root_split(
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struct xfs_buf *bp;
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struct xfs_inode *dp;
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struct xfs_trans *tp;
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struct xfs_mount *mp;
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struct xfs_dir2_leaf *leaf;
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xfs_dablk_t blkno;
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int level;
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@ -534,7 +533,6 @@ xfs_da3_root_split(
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dp = args->dp;
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tp = args->trans;
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mp = state->mp;
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error = xfs_da_get_buf(tp, dp, blkno, -1, &bp, args->whichfork);
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if (error)
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return error;
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@ -2342,14 +2340,12 @@ xfs_da_shrink_inode(
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xfs_inode_t *dp;
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int done, error, w, count;
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xfs_trans_t *tp;
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xfs_mount_t *mp;
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trace_xfs_da_shrink_inode(args);
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dp = args->dp;
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w = args->whichfork;
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tp = args->trans;
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mp = dp->i_mount;
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count = args->geo->fsbcount;
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for (;;) {
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/*
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@ -353,7 +353,6 @@ xfs_dir2_block_addname(
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int low; /* low index for binary srch */
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int lowstale; /* low stale index */
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int mid=0; /* midpoint for binary srch */
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xfs_mount_t *mp; /* filesystem mount point */
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int needlog; /* need to log header */
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int needscan; /* need to rescan freespace */
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__be16 *tagp; /* pointer to tag value */
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@ -363,7 +362,6 @@ xfs_dir2_block_addname(
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dp = args->dp;
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tp = args->trans;
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mp = dp->i_mount;
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/* Read the (one and only) directory block into bp. */
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error = xfs_dir3_block_read(tp, dp, &bp);
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@ -618,7 +616,6 @@ xfs_dir2_block_lookup(
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xfs_inode_t *dp; /* incore inode */
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int ent; /* entry index */
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int error; /* error return value */
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xfs_mount_t *mp; /* filesystem mount point */
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trace_xfs_dir2_block_lookup(args);
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@ -629,7 +626,6 @@ xfs_dir2_block_lookup(
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if ((error = xfs_dir2_block_lookup_int(args, &bp, &ent)))
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return error;
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dp = args->dp;
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mp = dp->i_mount;
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hdr = bp->b_addr;
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xfs_dir3_data_check(dp, bp);
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btp = xfs_dir2_block_tail_p(args->geo, hdr);
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@ -770,7 +766,6 @@ xfs_dir2_block_removename(
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xfs_inode_t *dp; /* incore inode */
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int ent; /* block leaf entry index */
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int error; /* error return value */
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xfs_mount_t *mp; /* filesystem mount point */
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int needlog; /* need to log block header */
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int needscan; /* need to fixup bestfree */
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xfs_dir2_sf_hdr_t sfh; /* shortform header */
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@ -788,7 +783,6 @@ xfs_dir2_block_removename(
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}
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dp = args->dp;
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tp = args->trans;
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mp = dp->i_mount;
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hdr = bp->b_addr;
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btp = xfs_dir2_block_tail_p(args->geo, hdr);
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blp = xfs_dir2_block_leaf_p(btp);
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@ -852,7 +846,6 @@ xfs_dir2_block_replace(
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xfs_inode_t *dp; /* incore inode */
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int ent; /* leaf entry index */
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int error; /* error return value */
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xfs_mount_t *mp; /* filesystem mount point */
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trace_xfs_dir2_block_replace(args);
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@ -864,7 +857,6 @@ xfs_dir2_block_replace(
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return error;
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}
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dp = args->dp;
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mp = dp->i_mount;
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hdr = bp->b_addr;
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btp = xfs_dir2_block_tail_p(args->geo, hdr);
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blp = xfs_dir2_block_leaf_p(btp);
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@ -384,7 +384,6 @@ xfs_dir2_block_to_leaf(
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xfs_dir2_db_t ldb; /* leaf block's bno */
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xfs_dir2_leaf_t *leaf; /* leaf structure */
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xfs_dir2_leaf_tail_t *ltp; /* leaf's tail */
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xfs_mount_t *mp; /* filesystem mount point */
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int needlog; /* need to log block header */
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int needscan; /* need to rescan bestfree */
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xfs_trans_t *tp; /* transaction pointer */
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@ -395,7 +394,6 @@ xfs_dir2_block_to_leaf(
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trace_xfs_dir2_block_to_leaf(args);
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dp = args->dp;
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mp = dp->i_mount;
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tp = args->trans;
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/*
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* Add the leaf block to the inode.
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@ -626,7 +624,6 @@ xfs_dir2_leaf_addname(
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int lfloghigh; /* high leaf logging index */
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int lowstale; /* index of prev stale leaf */
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xfs_dir2_leaf_tail_t *ltp; /* leaf tail pointer */
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xfs_mount_t *mp; /* filesystem mount point */
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int needbytes; /* leaf block bytes needed */
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int needlog; /* need to log data header */
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int needscan; /* need to rescan data free */
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@ -641,7 +638,6 @@ xfs_dir2_leaf_addname(
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dp = args->dp;
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tp = args->trans;
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mp = dp->i_mount;
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error = xfs_dir3_leaf_read(tp, dp, args->geo->leafblk, -1, &lbp);
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if (error)
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@ -1356,11 +1352,9 @@ xfs_dir2_leaf_removename(
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xfs_dir2_leaf_t *leaf; /* leaf structure */
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xfs_dir2_leaf_entry_t *lep; /* leaf entry */
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xfs_dir2_leaf_tail_t *ltp; /* leaf tail structure */
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xfs_mount_t *mp; /* filesystem mount point */
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int needlog; /* need to log data header */
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int needscan; /* need to rescan data frees */
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xfs_dir2_data_off_t oldbest; /* old value of best free */
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xfs_trans_t *tp; /* transaction pointer */
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struct xfs_dir2_data_free *bf; /* bestfree table */
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struct xfs_dir2_leaf_entry *ents;
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struct xfs_dir3_icleaf_hdr leafhdr;
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@ -1374,8 +1368,6 @@ xfs_dir2_leaf_removename(
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return error;
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}
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dp = args->dp;
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tp = args->trans;
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mp = dp->i_mount;
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leaf = lbp->b_addr;
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hdr = dbp->b_addr;
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xfs_dir3_data_check(dp, dbp);
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@ -1607,11 +1599,9 @@ xfs_dir2_leaf_trim_data(
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int error; /* error return value */
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xfs_dir2_leaf_t *leaf; /* leaf structure */
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xfs_dir2_leaf_tail_t *ltp; /* leaf tail structure */
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xfs_mount_t *mp; /* filesystem mount point */
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xfs_trans_t *tp; /* transaction pointer */
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dp = args->dp;
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mp = dp->i_mount;
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tp = args->trans;
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/*
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* Read the offending data block. We need its buffer.
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@ -297,7 +297,6 @@ xfs_dir2_leaf_to_node(
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int i; /* leaf freespace index */
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xfs_dir2_leaf_t *leaf; /* leaf structure */
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xfs_dir2_leaf_tail_t *ltp; /* leaf tail structure */
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xfs_mount_t *mp; /* filesystem mount point */
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int n; /* count of live freespc ents */
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xfs_dir2_data_off_t off; /* freespace entry value */
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__be16 *to; /* pointer to freespace entry */
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@ -307,7 +306,6 @@ xfs_dir2_leaf_to_node(
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trace_xfs_dir2_leaf_to_node(args);
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dp = args->dp;
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mp = dp->i_mount;
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tp = args->trans;
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/*
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* Add a freespace block to the directory.
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@ -387,16 +385,12 @@ xfs_dir2_leafn_add(
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int lfloghigh; /* high leaf entry logging */
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int lfloglow; /* low leaf entry logging */
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int lowstale; /* previous stale entry */
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xfs_mount_t *mp; /* filesystem mount point */
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xfs_trans_t *tp; /* transaction pointer */
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struct xfs_dir3_icleaf_hdr leafhdr;
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struct xfs_dir2_leaf_entry *ents;
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trace_xfs_dir2_leafn_add(args, index);
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dp = args->dp;
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mp = dp->i_mount;
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tp = args->trans;
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leaf = bp->b_addr;
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dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
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ents = dp->d_ops->leaf_ents_p(leaf);
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@ -1170,7 +1164,6 @@ xfs_dir2_leafn_remove(
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xfs_dir2_leaf_entry_t *lep; /* leaf entry */
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int longest; /* longest data free entry */
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int off; /* data block entry offset */
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xfs_mount_t *mp; /* filesystem mount point */
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int needlog; /* need to log data header */
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int needscan; /* need to rescan data frees */
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xfs_trans_t *tp; /* transaction pointer */
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@ -1182,7 +1175,6 @@ xfs_dir2_leafn_remove(
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dp = args->dp;
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tp = args->trans;
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mp = dp->i_mount;
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leaf = bp->b_addr;
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dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
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ents = dp->d_ops->leaf_ents_p(leaf);
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@ -1323,7 +1315,6 @@ xfs_dir2_leafn_split(
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xfs_da_args_t *args; /* operation arguments */
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xfs_dablk_t blkno; /* new leaf block number */
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int error; /* error return value */
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xfs_mount_t *mp; /* filesystem mount point */
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struct xfs_inode *dp;
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/*
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@ -1331,7 +1322,6 @@ xfs_dir2_leafn_split(
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*/
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args = state->args;
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dp = args->dp;
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mp = dp->i_mount;
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ASSERT(oldblk->magic == XFS_DIR2_LEAFN_MAGIC);
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error = xfs_da_grow_inode(args, &blkno);
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if (error) {
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@ -2231,12 +2221,10 @@ xfs_dir2_node_trim_free(
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xfs_inode_t *dp; /* incore directory inode */
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int error; /* error return code */
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xfs_dir2_free_t *free; /* freespace structure */
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xfs_mount_t *mp; /* filesystem mount point */
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xfs_trans_t *tp; /* transaction pointer */
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struct xfs_dir3_icfree_hdr freehdr;
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dp = args->dp;
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mp = dp->i_mount;
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tp = args->trans;
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/*
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* Read the freespace block.
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@ -455,13 +455,11 @@ xfs_dir2_sf_addname_hard(
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xfs_dir2_sf_hdr_t *oldsfp; /* original shortform dir */
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xfs_dir2_sf_entry_t *sfep; /* entry in new dir */
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xfs_dir2_sf_hdr_t *sfp; /* new shortform dir */
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struct xfs_mount *mp;
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/*
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* Copy the old directory to the stack buffer.
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*/
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dp = args->dp;
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mp = dp->i_mount;
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sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data;
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old_isize = (int)dp->i_d.di_size;
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@ -542,7 +540,6 @@ xfs_dir2_sf_addname_pick(
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xfs_inode_t *dp; /* incore directory inode */
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int holefit; /* found hole it will fit in */
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int i; /* entry number */
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xfs_mount_t *mp; /* filesystem mount point */
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xfs_dir2_data_aoff_t offset; /* data block offset */
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xfs_dir2_sf_entry_t *sfep; /* shortform entry */
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xfs_dir2_sf_hdr_t *sfp; /* shortform structure */
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@ -550,7 +547,6 @@ xfs_dir2_sf_addname_pick(
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int used; /* data bytes used */
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dp = args->dp;
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mp = dp->i_mount;
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sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data;
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size = dp->d_ops->data_entsize(args->namelen);
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@ -616,10 +612,8 @@ xfs_dir2_sf_check(
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int offset; /* data offset */
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xfs_dir2_sf_entry_t *sfep; /* shortform dir entry */
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xfs_dir2_sf_hdr_t *sfp; /* shortform structure */
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struct xfs_mount *mp;
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dp = args->dp;
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mp = dp->i_mount;
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sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data;
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offset = dp->d_ops->data_first_offset;
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@ -1016,12 +1010,10 @@ xfs_dir2_sf_toino4(
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int oldsize; /* old inode size */
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xfs_dir2_sf_entry_t *sfep; /* new sf entry */
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xfs_dir2_sf_hdr_t *sfp; /* new sf directory */
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struct xfs_mount *mp;
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trace_xfs_dir2_sf_toino4(args);
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dp = args->dp;
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mp = dp->i_mount;
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/*
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* Copy the old directory to the buffer.
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@ -1094,12 +1086,10 @@ xfs_dir2_sf_toino8(
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int oldsize; /* old inode size */
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xfs_dir2_sf_entry_t *sfep; /* new sf entry */
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xfs_dir2_sf_hdr_t *sfp; /* new sf directory */
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struct xfs_mount *mp;
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trace_xfs_dir2_sf_toino8(args);
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dp = args->dp;
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mp = dp->i_mount;
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/*
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* Copy the old directory to the buffer.
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@ -2485,9 +2485,7 @@ xfs_remove(
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xfs_fsblock_t first_block;
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int cancel_flags;
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int committed;
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int link_zero;
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uint resblks;
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uint log_count;
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trace_xfs_remove(dp, name);
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@ -2502,13 +2500,10 @@ xfs_remove(
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if (error)
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goto std_return;
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if (is_dir) {
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if (is_dir)
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tp = xfs_trans_alloc(mp, XFS_TRANS_RMDIR);
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log_count = XFS_DEFAULT_LOG_COUNT;
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} else {
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else
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tp = xfs_trans_alloc(mp, XFS_TRANS_REMOVE);
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log_count = XFS_REMOVE_LOG_COUNT;
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}
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cancel_flags = XFS_TRANS_RELEASE_LOG_RES;
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/*
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@ -2576,9 +2571,6 @@ xfs_remove(
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if (error)
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goto out_trans_cancel;
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/* Determine if this is the last link while the inode is locked */
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link_zero = (ip->i_d.di_nlink == 0);
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xfs_bmap_init(&free_list, &first_block);
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error = xfs_dir_removename(tp, dp, name, ip->i_ino,
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&first_block, &free_list, resblks);
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@ -263,7 +263,6 @@ xfs_iomap_eof_want_preallocate(
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{
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xfs_fileoff_t start_fsb;
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xfs_filblks_t count_fsb;
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xfs_fsblock_t firstblock;
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int n, error, imaps;
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int found_delalloc = 0;
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@ -288,7 +287,6 @@ xfs_iomap_eof_want_preallocate(
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count_fsb = XFS_B_TO_FSB(mp, mp->m_super->s_maxbytes);
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while (count_fsb > 0) {
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imaps = nimaps;
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firstblock = NULLFSBLOCK;
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error = xfs_bmapi_read(ip, start_fsb, count_fsb, imap, &imaps,
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0);
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if (error)
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@ -349,7 +349,6 @@ xfs_bulkstat(
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int *done) /* 1 if there are more stats to get */
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{
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xfs_buf_t *agbp; /* agi header buffer */
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xfs_agi_t *agi; /* agi header data */
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xfs_agino_t agino; /* inode # in allocation group */
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xfs_agnumber_t agno; /* allocation group number */
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xfs_btree_cur_t *cur; /* btree cursor for ialloc btree */
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@ -408,7 +407,6 @@ xfs_bulkstat(
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error = xfs_ialloc_read_agi(mp, NULL, agno, &agbp);
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if (error)
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break;
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agi = XFS_BUF_TO_AGI(agbp);
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/*
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* Allocate and initialize a btree cursor for ialloc btree.
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*/
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