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authorChristoph Hellwig <hch@infradead.org>2008-10-30 16:58:11 +1100
committerLachlan McIlroy <lachlan@sgi.com>2008-10-30 16:58:11 +1100
commit8cc938fe4237e50bea4aa557ed53b06de2319d49 (patch)
tree1b9dd352d423a573d96d5b1b311286a39232ef5b /fs/xfs/xfs_alloc_btree.c
parent91cca5df9bc85efdabfa645f51d54259ed09f4bf (diff)
downloadlinux-8cc938fe4237e50bea4aa557ed53b06de2319d49.tar.bz2
[XFS] implement generic xfs_btree_get_rec
Not really much reason to make it generic given that it's so small, but this is the last non-method in xfs_alloc_btree.c and xfs_ialloc_btree.c, so it makes the whole btree implementation more structured. SGI-PV: 985583 SGI-Modid: xfs-linux-melb:xfs-kern:32206a Signed-off-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Lachlan McIlroy <lachlan@sgi.com> Signed-off-by: Bill O'Donnell <billodo@sgi.com> Signed-off-by: David Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_alloc_btree.c')
-rw-r--r--fs/xfs/xfs_alloc_btree.c44
1 files changed, 0 insertions, 44 deletions
diff --git a/fs/xfs/xfs_alloc_btree.c b/fs/xfs/xfs_alloc_btree.c
index d256b51f913d..4d44f03858b0 100644
--- a/fs/xfs/xfs_alloc_btree.c
+++ b/fs/xfs/xfs_alloc_btree.c
@@ -41,50 +41,6 @@
#include "xfs_error.h"
-/*
- * Get the data from the pointed-to record.
- */
-int /* error */
-xfs_alloc_get_rec(
- xfs_btree_cur_t *cur, /* btree cursor */
- xfs_agblock_t *bno, /* output: starting block of extent */
- xfs_extlen_t *len, /* output: length of extent */
- int *stat) /* output: success/failure */
-{
- xfs_alloc_block_t *block; /* btree block */
-#ifdef DEBUG
- int error; /* error return value */
-#endif
- int ptr; /* record number */
-
- ptr = cur->bc_ptrs[0];
- block = XFS_BUF_TO_ALLOC_BLOCK(cur->bc_bufs[0]);
-#ifdef DEBUG
- if ((error = xfs_btree_check_sblock(cur, block, 0, cur->bc_bufs[0])))
- return error;
-#endif
- /*
- * Off the right end or left end, return failure.
- */
- if (ptr > be16_to_cpu(block->bb_numrecs) || ptr <= 0) {
- *stat = 0;
- return 0;
- }
- /*
- * Point to the record and extract its data.
- */
- {
- xfs_alloc_rec_t *rec; /* record data */
-
- rec = XFS_ALLOC_REC_ADDR(block, ptr, cur);
- *bno = be32_to_cpu(rec->ar_startblock);
- *len = be32_to_cpu(rec->ar_blockcount);
- }
- *stat = 1;
- return 0;
-}
-
-
STATIC struct xfs_btree_cur *
xfs_allocbt_dup_cursor(
struct xfs_btree_cur *cur)