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Merge branch 'xfs-misc-fixes-for-3.19-2' into for-next

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Conflicts:
	fs/xfs/xfs_iops.c
This commit is contained in:
Dave Chinner
2014-12-04 09:46:17 +11:00
parent c14fc01340 b29c70f598
commit 6044e4386c
24 changed files with 270 additions and 385 deletions
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68
fs/xfs/libxfs/xfs_bmap.c
View File

@@ -5447,13 +5447,11 @@ xfs_bmse_merge(
struct xfs_btree_cur *cur,
int *logflags) /* output */
{
struct xfs_ifork *ifp;
struct xfs_bmbt_irec got;
struct xfs_bmbt_irec left;
xfs_filblks_t blockcount;
int error, i;
ifp = XFS_IFORK_PTR(ip, whichfork);
xfs_bmbt_get_all(gotp, &got);
xfs_bmbt_get_all(leftp, &left);
blockcount = left.br_blockcount + got.br_blockcount;
@@ -5486,32 +5484,25 @@ xfs_bmse_merge(
error = xfs_bmbt_lookup_eq(cur, got.br_startoff, got.br_startblock,
got.br_blockcount, &i);
if (error)
goto out_error;
XFS_WANT_CORRUPTED_GOTO(i == 1, out_error);
return error;
XFS_WANT_CORRUPTED_RETURN(i == 1);
error = xfs_btree_delete(cur, &i);
if (error)
goto out_error;
XFS_WANT_CORRUPTED_GOTO(i == 1, out_error);
return error;
XFS_WANT_CORRUPTED_RETURN(i == 1);
/* lookup and update size of the previous extent */
error = xfs_bmbt_lookup_eq(cur, left.br_startoff, left.br_startblock,
left.br_blockcount, &i);
if (error)
goto out_error;
XFS_WANT_CORRUPTED_GOTO(i == 1, out_error);
return error;
XFS_WANT_CORRUPTED_RETURN(i == 1);
left.br_blockcount = blockcount;
error = xfs_bmbt_update(cur, left.br_startoff, left.br_startblock,
left.br_blockcount, left.br_state);
if (error)
goto out_error;
return 0;
out_error:
return error;
return xfs_bmbt_update(cur, left.br_startoff, left.br_startblock,
left.br_blockcount, left.br_state);
}
/*
@@ -5541,35 +5532,29 @@ xfs_bmse_shift_one(
startoff = got.br_startoff - offset_shift_fsb;
/* delalloc extents should be prevented by caller */
XFS_WANT_CORRUPTED_GOTO(!isnullstartblock(got.br_startblock),
out_error);
XFS_WANT_CORRUPTED_RETURN(!isnullstartblock(got.br_startblock));
/*
* If this is the first extent in the file, make sure there's enough
* room at the start of the file and jump right to the shift as there's
* no left extent to merge.
* Check for merge if we've got an extent to the left, otherwise make
* sure there's enough room at the start of the file for the shift.
*/
if (*current_ext == 0) {
if (got.br_startoff < offset_shift_fsb)
if (*current_ext) {
/* grab the left extent and check for a large enough hole */
leftp = xfs_iext_get_ext(ifp, *current_ext - 1);
xfs_bmbt_get_all(leftp, &left);
if (startoff < left.br_startoff + left.br_blockcount)
return -EINVAL;
goto shift_extent;
}
/* grab the left extent and check for a large enough hole */
leftp = xfs_iext_get_ext(ifp, *current_ext - 1);
xfs_bmbt_get_all(leftp, &left);
if (startoff < left.br_startoff + left.br_blockcount)
/* check whether to merge the extent or shift it down */
if (xfs_bmse_can_merge(&left, &got, offset_shift_fsb)) {
return xfs_bmse_merge(ip, whichfork, offset_shift_fsb,
*current_ext, gotp, leftp, cur,
logflags);
}
} else if (got.br_startoff < offset_shift_fsb)
return -EINVAL;
/* check whether to merge the extent or shift it down */
if (!xfs_bmse_can_merge(&left, &got, offset_shift_fsb))
goto shift_extent;
return xfs_bmse_merge(ip, whichfork, offset_shift_fsb, *current_ext,
gotp, leftp, cur, logflags);
shift_extent:
/*
* Increment the extent index for the next iteration, update the start
* offset of the in-core extent and update the btree if applicable.
@@ -5586,14 +5571,11 @@ shift_extent:
got.br_blockcount, &i);
if (error)
return error;
XFS_WANT_CORRUPTED_GOTO(i == 1, out_error);
XFS_WANT_CORRUPTED_RETURN(i == 1);
got.br_startoff = startoff;
return xfs_bmbt_update(cur, got.br_startoff, got.br_startblock,
got.br_blockcount, got.br_state);
out_error:
return error;
}
/*

4
fs/xfs/libxfs/xfs_da_btree.c
View File

@@ -512,7 +512,6 @@ xfs_da3_root_split(
struct xfs_buf *bp;
struct xfs_inode *dp;
struct xfs_trans *tp;
struct xfs_mount *mp;
struct xfs_dir2_leaf *leaf;
xfs_dablk_t blkno;
int level;
@@ -532,7 +531,6 @@ xfs_da3_root_split(
dp = args->dp;
tp = args->trans;
mp = state->mp;
error = xfs_da_get_buf(tp, dp, blkno, -1, &bp, args->whichfork);
if (error)
return error;
@@ -2340,14 +2338,12 @@ xfs_da_shrink_inode(
xfs_inode_t *dp;
int done, error, w, count;
xfs_trans_t *tp;
xfs_mount_t *mp;
trace_xfs_da_shrink_inode(args);
dp = args->dp;
w = args->whichfork;
tp = args->trans;
mp = dp->i_mount;
count = args->geo->fsbcount;
for (;;) {
/*

16
fs/xfs/libxfs/xfs_dir2.c
View File

@@ -34,6 +34,22 @@
struct xfs_name xfs_name_dotdot = { (unsigned char *)"..", 2, XFS_DIR3_FT_DIR };
/*
* @mode, if set, indicates that the type field needs to be set up.
* This uses the transformation from file mode to DT_* as defined in linux/fs.h
* for file type specification. This will be propagated into the directory
* structure if appropriate for the given operation and filesystem config.
*/
const unsigned char xfs_mode_to_ftype[S_IFMT >> S_SHIFT] = {
[0] = XFS_DIR3_FT_UNKNOWN,
[S_IFREG >> S_SHIFT] = XFS_DIR3_FT_REG_FILE,
[S_IFDIR >> S_SHIFT] = XFS_DIR3_FT_DIR,
[S_IFCHR >> S_SHIFT] = XFS_DIR3_FT_CHRDEV,
[S_IFBLK >> S_SHIFT] = XFS_DIR3_FT_BLKDEV,
[S_IFIFO >> S_SHIFT] = XFS_DIR3_FT_FIFO,
[S_IFSOCK >> S_SHIFT] = XFS_DIR3_FT_SOCK,
[S_IFLNK >> S_SHIFT] = XFS_DIR3_FT_SYMLINK,
};
/*
* ASCII case-insensitive (ie. A-Z) support for directories that was

140
fs/xfs/libxfs/xfs_dir2.h
View File

@@ -31,6 +31,12 @@ struct xfs_dir2_data_unused;
extern struct xfs_name xfs_name_dotdot;
/*
* directory filetype conversion tables.
*/
#define S_SHIFT 12
extern const unsigned char xfs_mode_to_ftype[];
/*
* directory operations vector for encode/decode routines
*/
@@ -177,4 +183,138 @@ extern const struct xfs_buf_ops xfs_dir3_leaf1_buf_ops;
extern const struct xfs_buf_ops xfs_dir3_free_buf_ops;
extern const struct xfs_buf_ops xfs_dir3_data_buf_ops;
/*
* Directory offset/block conversion functions.
*
* DB blocks here are logical directory block numbers, not filesystem blocks.
*/
/*
* Convert dataptr to byte in file space
*/
static inline xfs_dir2_off_t
xfs_dir2_dataptr_to_byte(xfs_dir2_dataptr_t dp)
{
return (xfs_dir2_off_t)dp << XFS_DIR2_DATA_ALIGN_LOG;
}
/*
* Convert byte in file space to dataptr. It had better be aligned.
*/
static inline xfs_dir2_dataptr_t
xfs_dir2_byte_to_dataptr(xfs_dir2_off_t by)
{
return (xfs_dir2_dataptr_t)(by >> XFS_DIR2_DATA_ALIGN_LOG);
}
/*
* Convert byte in space to (DB) block
*/
static inline xfs_dir2_db_t
xfs_dir2_byte_to_db(struct xfs_da_geometry *geo, xfs_dir2_off_t by)
{
return (xfs_dir2_db_t)(by >> geo->blklog);
}
/*
* Convert dataptr to a block number
*/
static inline xfs_dir2_db_t
xfs_dir2_dataptr_to_db(struct xfs_da_geometry *geo, xfs_dir2_dataptr_t dp)
{
return xfs_dir2_byte_to_db(geo, xfs_dir2_dataptr_to_byte(dp));
}
/*
* Convert byte in space to offset in a block
*/
static inline xfs_dir2_data_aoff_t
xfs_dir2_byte_to_off(struct xfs_da_geometry *geo, xfs_dir2_off_t by)
{
return (xfs_dir2_data_aoff_t)(by & (geo->blksize - 1));
}
/*
* Convert dataptr to a byte offset in a block
*/
static inline xfs_dir2_data_aoff_t
xfs_dir2_dataptr_to_off(struct xfs_da_geometry *geo, xfs_dir2_dataptr_t dp)
{
return xfs_dir2_byte_to_off(geo, xfs_dir2_dataptr_to_byte(dp));
}
/*
* Convert block and offset to byte in space
*/
static inline xfs_dir2_off_t
xfs_dir2_db_off_to_byte(struct xfs_da_geometry *geo, xfs_dir2_db_t db,
xfs_dir2_data_aoff_t o)
{
return ((xfs_dir2_off_t)db << geo->blklog) + o;
}
/*
* Convert block (DB) to block (dablk)
*/
static inline xfs_dablk_t
xfs_dir2_db_to_da(struct xfs_da_geometry *geo, xfs_dir2_db_t db)
{
return (xfs_dablk_t)(db << (geo->blklog - geo->fsblog));
}
/*
* Convert byte in space to (DA) block
*/
static inline xfs_dablk_t
xfs_dir2_byte_to_da(struct xfs_da_geometry *geo, xfs_dir2_off_t by)
{
return xfs_dir2_db_to_da(geo, xfs_dir2_byte_to_db(geo, by));
}
/*
* Convert block and offset to dataptr
*/
static inline xfs_dir2_dataptr_t
xfs_dir2_db_off_to_dataptr(struct xfs_da_geometry *geo, xfs_dir2_db_t db,
xfs_dir2_data_aoff_t o)
{
return xfs_dir2_byte_to_dataptr(xfs_dir2_db_off_to_byte(geo, db, o));
}
/*
* Convert block (dablk) to block (DB)
*/
static inline xfs_dir2_db_t
xfs_dir2_da_to_db(struct xfs_da_geometry *geo, xfs_dablk_t da)
{
return (xfs_dir2_db_t)(da >> (geo->blklog - geo->fsblog));
}
/*
* Convert block (dablk) to byte offset in space
*/
static inline xfs_dir2_off_t
xfs_dir2_da_to_byte(struct xfs_da_geometry *geo, xfs_dablk_t da)
{
return xfs_dir2_db_off_to_byte(geo, xfs_dir2_da_to_db(geo, da), 0);
}
/*
* Directory tail pointer accessor functions. Based on block geometry.
*/
static inline struct xfs_dir2_block_tail *
xfs_dir2_block_tail_p(struct xfs_da_geometry *geo, struct xfs_dir2_data_hdr *hdr)
{
return ((struct xfs_dir2_block_tail *)
((char *)hdr + geo->blksize)) - 1;
}
static inline struct xfs_dir2_leaf_tail *
xfs_dir2_leaf_tail_p(struct xfs_da_geometry *geo, struct xfs_dir2_leaf *lp)
{
return (struct xfs_dir2_leaf_tail *)
((char *)lp + geo->blksize -
sizeof(struct xfs_dir2_leaf_tail));
}
#endif /* __XFS_DIR2_H__ */

8
fs/xfs/libxfs/xfs_dir2_block.c
View File

@@ -350,7 +350,6 @@ xfs_dir2_block_addname(
int low; /* low index for binary srch */
int lowstale; /* low stale index */
int mid=0; /* midpoint for binary srch */
xfs_mount_t *mp; /* filesystem mount point */
int needlog; /* need to log header */
int needscan; /* need to rescan freespace */
__be16 *tagp; /* pointer to tag value */
@@ -360,7 +359,6 @@ xfs_dir2_block_addname(
dp = args->dp;
tp = args->trans;
mp = dp->i_mount;
/* Read the (one and only) directory block into bp. */
error = xfs_dir3_block_read(tp, dp, &bp);
@@ -615,7 +613,6 @@ xfs_dir2_block_lookup(
xfs_inode_t *dp; /* incore inode */
int ent; /* entry index */
int error; /* error return value */
xfs_mount_t *mp; /* filesystem mount point */
trace_xfs_dir2_block_lookup(args);
@@ -626,7 +623,6 @@ xfs_dir2_block_lookup(
if ((error = xfs_dir2_block_lookup_int(args, &bp, &ent)))
return error;
dp = args->dp;
mp = dp->i_mount;
hdr = bp->b_addr;
xfs_dir3_data_check(dp, bp);
btp = xfs_dir2_block_tail_p(args->geo, hdr);
@@ -767,7 +763,6 @@ xfs_dir2_block_removename(
xfs_inode_t *dp; /* incore inode */
int ent; /* block leaf entry index */
int error; /* error return value */
xfs_mount_t *mp; /* filesystem mount point */
int needlog; /* need to log block header */
int needscan; /* need to fixup bestfree */
xfs_dir2_sf_hdr_t sfh; /* shortform header */
@@ -785,7 +780,6 @@ xfs_dir2_block_removename(
}
dp = args->dp;
tp = args->trans;
mp = dp->i_mount;
hdr = bp->b_addr;
btp = xfs_dir2_block_tail_p(args->geo, hdr);
blp = xfs_dir2_block_leaf_p(btp);
@@ -849,7 +843,6 @@ xfs_dir2_block_replace(
xfs_inode_t *dp; /* incore inode */
int ent; /* leaf entry index */
int error; /* error return value */
xfs_mount_t *mp; /* filesystem mount point */
trace_xfs_dir2_block_replace(args);
@@ -861,7 +854,6 @@ xfs_dir2_block_replace(
return error;
}
dp = args->dp;
mp = dp->i_mount;
hdr = bp->b_addr;
btp = xfs_dir2_block_tail_p(args->geo, hdr);
blp = xfs_dir2_block_leaf_p(btp);

10
fs/xfs/libxfs/xfs_dir2_leaf.c
View File

@@ -382,7 +382,6 @@ xfs_dir2_block_to_leaf(
xfs_dir2_db_t ldb; /* leaf block's bno */
xfs_dir2_leaf_t *leaf; /* leaf structure */
xfs_dir2_leaf_tail_t *ltp; /* leaf's tail */
xfs_mount_t *mp; /* filesystem mount point */
int needlog; /* need to log block header */
int needscan; /* need to rescan bestfree */
xfs_trans_t *tp; /* transaction pointer */
@@ -393,7 +392,6 @@ xfs_dir2_block_to_leaf(
trace_xfs_dir2_block_to_leaf(args);
dp = args->dp;
mp = dp->i_mount;
tp = args->trans;
/*
* Add the leaf block to the inode.
@@ -624,7 +622,6 @@ xfs_dir2_leaf_addname(
int lfloghigh; /* high leaf logging index */
int lowstale; /* index of prev stale leaf */
xfs_dir2_leaf_tail_t *ltp; /* leaf tail pointer */
xfs_mount_t *mp; /* filesystem mount point */
int needbytes; /* leaf block bytes needed */
int needlog; /* need to log data header */
int needscan; /* need to rescan data free */
@@ -639,7 +636,6 @@ xfs_dir2_leaf_addname(
dp = args->dp;
tp = args->trans;
mp = dp->i_mount;
error = xfs_dir3_leaf_read(tp, dp, args->geo->leafblk, -1, &lbp);
if (error)
@@ -1354,11 +1350,9 @@ xfs_dir2_leaf_removename(
xfs_dir2_leaf_t *leaf; /* leaf structure */
xfs_dir2_leaf_entry_t *lep; /* leaf entry */
xfs_dir2_leaf_tail_t *ltp; /* leaf tail structure */
xfs_mount_t *mp; /* filesystem mount point */
int needlog; /* need to log data header */
int needscan; /* need to rescan data frees */
xfs_dir2_data_off_t oldbest; /* old value of best free */
xfs_trans_t *tp; /* transaction pointer */
struct xfs_dir2_data_free *bf; /* bestfree table */
struct xfs_dir2_leaf_entry *ents;
struct xfs_dir3_icleaf_hdr leafhdr;
@@ -1372,8 +1366,6 @@ xfs_dir2_leaf_removename(
return error;
}
dp = args->dp;
tp = args->trans;
mp = dp->i_mount;
leaf = lbp->b_addr;
hdr = dbp->b_addr;
xfs_dir3_data_check(dp, dbp);
@@ -1605,11 +1597,9 @@ xfs_dir2_leaf_trim_data(
int error; /* error return value */
xfs_dir2_leaf_t *leaf; /* leaf structure */
xfs_dir2_leaf_tail_t *ltp; /* leaf tail structure */
xfs_mount_t *mp; /* filesystem mount point */
xfs_trans_t *tp; /* transaction pointer */
dp = args->dp;
mp = dp->i_mount;
tp = args->trans;
/*
* Read the offending data block. We need its buffer.

12
fs/xfs/libxfs/xfs_dir2_node.c
View File

@@ -295,7 +295,6 @@ xfs_dir2_leaf_to_node(
int i; /* leaf freespace index */
xfs_dir2_leaf_t *leaf; /* leaf structure */
xfs_dir2_leaf_tail_t *ltp; /* leaf tail structure */
xfs_mount_t *mp; /* filesystem mount point */
int n; /* count of live freespc ents */
xfs_dir2_data_off_t off; /* freespace entry value */
__be16 *to; /* pointer to freespace entry */
@@ -305,7 +304,6 @@ xfs_dir2_leaf_to_node(
trace_xfs_dir2_leaf_to_node(args);
dp = args->dp;
mp = dp->i_mount;
tp = args->trans;
/*
* Add a freespace block to the directory.
@@ -385,16 +383,12 @@ xfs_dir2_leafn_add(
int lfloghigh; /* high leaf entry logging */
int lfloglow; /* low leaf entry logging */
int lowstale; /* previous stale entry */
xfs_mount_t *mp; /* filesystem mount point */
xfs_trans_t *tp; /* transaction pointer */
struct xfs_dir3_icleaf_hdr leafhdr;
struct xfs_dir2_leaf_entry *ents;
trace_xfs_dir2_leafn_add(args, index);
dp = args->dp;
mp = dp->i_mount;
tp = args->trans;
leaf = bp->b_addr;
dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
ents = dp->d_ops->leaf_ents_p(leaf);
@@ -1168,7 +1162,6 @@ xfs_dir2_leafn_remove(
xfs_dir2_leaf_entry_t *lep; /* leaf entry */
int longest; /* longest data free entry */
int off; /* data block entry offset */
xfs_mount_t *mp; /* filesystem mount point */
int needlog; /* need to log data header */
int needscan; /* need to rescan data frees */
xfs_trans_t *tp; /* transaction pointer */
@@ -1180,7 +1173,6 @@ xfs_dir2_leafn_remove(
dp = args->dp;
tp = args->trans;
mp = dp->i_mount;
leaf = bp->b_addr;
dp->d_ops->leaf_hdr_from_disk(&leafhdr, leaf);
ents = dp->d_ops->leaf_ents_p(leaf);
@@ -1321,7 +1313,6 @@ xfs_dir2_leafn_split(
xfs_da_args_t *args; /* operation arguments */
xfs_dablk_t blkno; /* new leaf block number */
int error; /* error return value */
xfs_mount_t *mp; /* filesystem mount point */
struct xfs_inode *dp;
/*
@@ -1329,7 +1320,6 @@ xfs_dir2_leafn_split(
*/
args = state->args;
dp = args->dp;
mp = dp->i_mount;
ASSERT(oldblk->magic == XFS_DIR2_LEAFN_MAGIC);
error = xfs_da_grow_inode(args, &blkno);
if (error) {
@@ -2229,12 +2219,10 @@ xfs_dir2_node_trim_free(
xfs_inode_t *dp; /* incore directory inode */
int error; /* error return code */
xfs_dir2_free_t *free; /* freespace structure */
xfs_mount_t *mp; /* filesystem mount point */
xfs_trans_t *tp; /* transaction pointer */
struct xfs_dir3_icfree_hdr freehdr;
dp = args->dp;
mp = dp->i_mount;
tp = args->trans;
/*
* Read the freespace block.

140
fs/xfs/libxfs/xfs_dir2_priv.h
View File

@@ -20,140 +20,6 @@
struct dir_context;
/*
* Directory offset/block conversion functions.
*
* DB blocks here are logical directory block numbers, not filesystem blocks.
*/
/*
* Convert dataptr to byte in file space
*/
static inline xfs_dir2_off_t
xfs_dir2_dataptr_to_byte(xfs_dir2_dataptr_t dp)
{
return (xfs_dir2_off_t)dp << XFS_DIR2_DATA_ALIGN_LOG;
}
/*
* Convert byte in file space to dataptr. It had better be aligned.
*/
static inline xfs_dir2_dataptr_t
xfs_dir2_byte_to_dataptr(xfs_dir2_off_t by)
{
return (xfs_dir2_dataptr_t)(by >> XFS_DIR2_DATA_ALIGN_LOG);
}
/*
* Convert byte in space to (DB) block
*/
static inline xfs_dir2_db_t
xfs_dir2_byte_to_db(struct xfs_da_geometry *geo, xfs_dir2_off_t by)
{
return (xfs_dir2_db_t)(by >> geo->blklog);
}
/*
* Convert dataptr to a block number
*/
static inline xfs_dir2_db_t
xfs_dir2_dataptr_to_db(struct xfs_da_geometry *geo, xfs_dir2_dataptr_t dp)
{
return xfs_dir2_byte_to_db(geo, xfs_dir2_dataptr_to_byte(dp));
}
/*
* Convert byte in space to offset in a block
*/
static inline xfs_dir2_data_aoff_t
xfs_dir2_byte_to_off(struct xfs_da_geometry *geo, xfs_dir2_off_t by)
{
return (xfs_dir2_data_aoff_t)(by & (geo->blksize - 1));
}
/*
* Convert dataptr to a byte offset in a block
*/
static inline xfs_dir2_data_aoff_t
xfs_dir2_dataptr_to_off(struct xfs_da_geometry *geo, xfs_dir2_dataptr_t dp)
{
return xfs_dir2_byte_to_off(geo, xfs_dir2_dataptr_to_byte(dp));
}
/*
* Convert block and offset to byte in space
*/
static inline xfs_dir2_off_t
xfs_dir2_db_off_to_byte(struct xfs_da_geometry *geo, xfs_dir2_db_t db,
xfs_dir2_data_aoff_t o)
{
return ((xfs_dir2_off_t)db << geo->blklog) + o;
}
/*
* Convert block (DB) to block (dablk)
*/
static inline xfs_dablk_t
xfs_dir2_db_to_da(struct xfs_da_geometry *geo, xfs_dir2_db_t db)
{
return (xfs_dablk_t)(db << (geo->blklog - geo->fsblog));
}
/*
* Convert byte in space to (DA) block
*/
static inline xfs_dablk_t
xfs_dir2_byte_to_da(struct xfs_da_geometry *geo, xfs_dir2_off_t by)
{
return xfs_dir2_db_to_da(geo, xfs_dir2_byte_to_db(geo, by));
}
/*
* Convert block and offset to dataptr
*/
static inline xfs_dir2_dataptr_t
xfs_dir2_db_off_to_dataptr(struct xfs_da_geometry *geo, xfs_dir2_db_t db,
xfs_dir2_data_aoff_t o)
{
return xfs_dir2_byte_to_dataptr(xfs_dir2_db_off_to_byte(geo, db, o));
}
/*
* Convert block (dablk) to block (DB)
*/
static inline xfs_dir2_db_t
xfs_dir2_da_to_db(struct xfs_da_geometry *geo, xfs_dablk_t da)
{
return (xfs_dir2_db_t)(da >> (geo->blklog - geo->fsblog));
}
/*
* Convert block (dablk) to byte offset in space
*/
static inline xfs_dir2_off_t
xfs_dir2_da_to_byte(struct xfs_da_geometry *geo, xfs_dablk_t da)
{
return xfs_dir2_db_off_to_byte(geo, xfs_dir2_da_to_db(geo, da), 0);
}
/*
* Directory tail pointer accessor functions. Based on block geometry.
*/
static inline struct xfs_dir2_block_tail *
xfs_dir2_block_tail_p(struct xfs_da_geometry *geo, struct xfs_dir2_data_hdr *hdr)
{
return ((struct xfs_dir2_block_tail *)
((char *)hdr + geo->blksize)) - 1;
}
static inline struct xfs_dir2_leaf_tail *
xfs_dir2_leaf_tail_p(struct xfs_da_geometry *geo, struct xfs_dir2_leaf *lp)
{
return (struct xfs_dir2_leaf_tail *)
((char *)lp + geo->blksize -
sizeof(struct xfs_dir2_leaf_tail));
}
/* xfs_dir2.c */
extern int xfs_dir_ino_validate(struct xfs_mount *mp, xfs_ino_t ino);
extern int xfs_dir2_grow_inode(struct xfs_da_args *args, int space,
@@ -161,12 +27,6 @@ extern int xfs_dir2_grow_inode(struct xfs_da_args *args, int space,
extern int xfs_dir_cilookup_result(struct xfs_da_args *args,
const unsigned char *name, int len);
#define S_SHIFT 12
extern const unsigned char xfs_mode_to_ftype[];
extern unsigned char xfs_dir3_get_dtype(struct xfs_mount *mp,
__uint8_t filetype);
/* xfs_dir2_block.c */
extern int xfs_dir3_block_read(struct xfs_trans *tp, struct xfs_inode *dp,

10
fs/xfs/libxfs/xfs_dir2_sf.c
View File

@@ -452,13 +452,11 @@ xfs_dir2_sf_addname_hard(
xfs_dir2_sf_hdr_t *oldsfp; /* original shortform dir */
xfs_dir2_sf_entry_t *sfep; /* entry in new dir */
xfs_dir2_sf_hdr_t *sfp; /* new shortform dir */
struct xfs_mount *mp;
/*
* Copy the old directory to the stack buffer.
*/
dp = args->dp;
mp = dp->i_mount;
sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data;
old_isize = (int)dp->i_d.di_size;
@@ -539,7 +537,6 @@ xfs_dir2_sf_addname_pick(
xfs_inode_t *dp; /* incore directory inode */
int holefit; /* found hole it will fit in */
int i; /* entry number */
xfs_mount_t *mp; /* filesystem mount point */
xfs_dir2_data_aoff_t offset; /* data block offset */
xfs_dir2_sf_entry_t *sfep; /* shortform entry */
xfs_dir2_sf_hdr_t *sfp; /* shortform structure */
@@ -547,7 +544,6 @@ xfs_dir2_sf_addname_pick(
int used; /* data bytes used */
dp = args->dp;
mp = dp->i_mount;
sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data;
size = dp->d_ops->data_entsize(args->namelen);
@@ -613,10 +609,8 @@ xfs_dir2_sf_check(
int offset; /* data offset */
xfs_dir2_sf_entry_t *sfep; /* shortform dir entry */
xfs_dir2_sf_hdr_t *sfp; /* shortform structure */
struct xfs_mount *mp;
dp = args->dp;
mp = dp->i_mount;
sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data;
offset = dp->d_ops->data_first_offset;
@@ -1013,12 +1007,10 @@ xfs_dir2_sf_toino4(
int oldsize; /* old inode size */
xfs_dir2_sf_entry_t *sfep; /* new sf entry */
xfs_dir2_sf_hdr_t *sfp; /* new sf directory */
struct xfs_mount *mp;
trace_xfs_dir2_sf_toino4(args);
dp = args->dp;
mp = dp->i_mount;
/*
* Copy the old directory to the buffer.
@@ -1091,12 +1083,10 @@ xfs_dir2_sf_toino8(
int oldsize; /* old inode size */
xfs_dir2_sf_entry_t *sfep; /* new sf entry */
xfs_dir2_sf_hdr_t *sfp; /* new sf directory */
struct xfs_mount *mp;
trace_xfs_dir2_sf_toino8(args);
dp = args->dp;
mp = dp->i_mount;
/*
* Copy the old directory to the buffer.

34
fs/xfs/libxfs/xfs_ialloc.c
View File

@@ -45,12 +45,12 @@
*/
static inline int
xfs_ialloc_cluster_alignment(
xfs_alloc_arg_t *args)
struct xfs_mount *mp)
{
if (xfs_sb_version_hasalign(&args->mp->m_sb) &&
args->mp->m_sb.sb_inoalignmt >=
XFS_B_TO_FSBT(args->mp, args->mp->m_inode_cluster_size))
return args->mp->m_sb.sb_inoalignmt;
if (xfs_sb_version_hasalign(&mp->m_sb) &&
mp->m_sb.sb_inoalignmt >=
XFS_B_TO_FSBT(mp, mp->m_inode_cluster_size))
return mp->m_sb.sb_inoalignmt;
return 1;
}
@@ -409,7 +409,7 @@ xfs_ialloc_ag_alloc(
* but not to use them in the actual exact allocation.
*/
args.alignment = 1;
args.minalignslop = xfs_ialloc_cluster_alignment(&args) - 1;
args.minalignslop = xfs_ialloc_cluster_alignment(args.mp) - 1;
/* Allow space for the inode btree to split. */
args.minleft = args.mp->m_in_maxlevels - 1;
@@ -445,7 +445,7 @@ xfs_ialloc_ag_alloc(
args.alignment = args.mp->m_dalign;
isaligned = 1;
} else
args.alignment = xfs_ialloc_cluster_alignment(&args);
args.alignment = xfs_ialloc_cluster_alignment(args.mp);
/*
* Need to figure out where to allocate the inode blocks.
* Ideally they should be spaced out through the a.g.
@@ -474,7 +474,7 @@ xfs_ialloc_ag_alloc(
args.type = XFS_ALLOCTYPE_NEAR_BNO;
args.agbno = be32_to_cpu(agi->agi_root);
args.fsbno = XFS_AGB_TO_FSB(args.mp, agno, args.agbno);
args.alignment = xfs_ialloc_cluster_alignment(&args);
args.alignment = xfs_ialloc_cluster_alignment(args.mp);
if ((error = xfs_alloc_vextent(&args)))
return error;
}
@@ -629,10 +629,24 @@ xfs_ialloc_ag_select(
}
/*
* Is there enough free space for the file plus a block of
* inodes? (if we need to allocate some)?
* Check that there is enough free space for the file plus a
* chunk of inodes if we need to allocate some. If this is the
* first pass across the AGs, take into account the potential
* space needed for alignment of inode chunks when checking the
* longest contiguous free space in the AG - this prevents us
* from getting ENOSPC because we have free space larger than
* m_ialloc_blks but alignment constraints prevent us from using
* it.
*
* If we can't find an AG with space for full alignment slack to
* be taken into account, we must be near ENOSPC in all AGs.
* Hence we don't include alignment for the second pass and so
* if we fail allocation due to alignment issues then it is most
* likely a real ENOSPC condition.
*/
ineed = mp->m_ialloc_blks;
if (flags && ineed > 1)
ineed += xfs_ialloc_cluster_alignment(mp);
longest = pag->pagf_longest;
if (!longest)
longest = pag->pagf_flcount > 0;