We only have two places that insert 2 extents at the same time, so unroll
the loop there.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
fs/xfs/libxfs/xfs_bmap.c | 31 ++++++++++++++++---------------
fs/xfs/libxfs/xfs_iext_tree.c | 31 ++++++++-----------------------
fs/xfs/libxfs/xfs_inode_fork.c | 2 +-
fs/xfs/libxfs/xfs_inode_fork.h | 2 +-
4 files changed, 26 insertions(+), 40 deletions(-)
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 46bda00dca79..b832dc402f40 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -900,7 +900,7 @@ xfs_bmap_local_to_extents(
rec.br_blockcount = 1;
rec.br_state = XFS_EXT_NORM;
xfs_iext_first(ifp, &ext);
- xfs_iext_insert(ip, &ext, 1, &rec, 0);
+ xfs_iext_insert(ip, &ext, &rec, 0);
XFS_IFORK_NEXT_SET(ip, whichfork, 1);
ip->i_d.di_nblocks = 1;
@@ -1272,7 +1272,7 @@ xfs_iread_extents(
goto out_brelse;
}
xfs_bmbt_disk_get_all(frp, &new);
- xfs_iext_insert(ip, &ext, 1, &new, state);
+ xfs_iext_insert(ip, &ext, &new, state);
trace_xfs_read_extent(ip, &ext, state, _THIS_IP_);
xfs_iext_next(ifp, &ext);
}
@@ -1828,7 +1828,7 @@ xfs_bmap_add_extent_delay_real(
PREV.br_blockcount = temp;
PREV.br_startblock = nullstartblock(da_new);
xfs_iext_next(ifp, &bma->ext);
- xfs_iext_insert(bma->ip, &bma->ext, 1, &PREV, state);
+ xfs_iext_insert(bma->ip, &bma->ext, &PREV, state);
xfs_iext_prev(ifp, &bma->ext);
break;
@@ -1904,7 +1904,7 @@ xfs_bmap_add_extent_delay_real(
PREV.br_startblock = nullstartblock(da_new);
PREV.br_blockcount = temp;
- xfs_iext_insert(bma->ip, &bma->ext, 1, &PREV, state);
+ xfs_iext_insert(bma->ip, &bma->ext, &PREV, state);
xfs_iext_next(ifp, &bma->ext);
break;
@@ -1950,9 +1950,9 @@ xfs_bmap_add_extent_delay_real(
PREV.br_blockcount));
xfs_iext_update_extent(bma->ip, state, &bma->ext, &PREV);
- /* insert LEFT (r[0]) and RIGHT (r[1]) at the same time */
xfs_iext_next(ifp, &bma->ext);
- xfs_iext_insert(bma->ip, &bma->ext, 2, &LEFT, state);
+ xfs_iext_insert(bma->ip, &bma->ext, &RIGHT, state);
+ xfs_iext_insert(bma->ip, &bma->ext, &LEFT, state);
(*nextents)++;
if (bma->cur == NULL)
@@ -2316,7 +2316,7 @@ xfs_bmap_add_extent_unwritten_real(
PREV.br_blockcount -= new->br_blockcount;
xfs_iext_update_extent(ip, state, ext, &PREV);
- xfs_iext_insert(ip, ext, 1, new, state);
+ xfs_iext_insert(ip, ext, new, state);
XFS_IFORK_NEXT_SET(ip, whichfork,
XFS_IFORK_NEXTENTS(ip, whichfork) + 1);
if (cur == NULL)
@@ -2383,7 +2383,7 @@ xfs_bmap_add_extent_unwritten_real(
xfs_iext_update_extent(ip, state, ext, &PREV);
xfs_iext_next(ifp, ext);
- xfs_iext_insert(ip, ext, 1, new, state);
+ xfs_iext_insert(ip, ext, new, state);
XFS_IFORK_NEXT_SET(ip, whichfork,
XFS_IFORK_NEXTENTS(ip, whichfork) + 1);
@@ -2426,7 +2426,8 @@ xfs_bmap_add_extent_unwritten_real(
xfs_iext_update_extent(ip, state, ext, &PREV);
xfs_iext_next(ifp, ext);
- xfs_iext_insert(ip, ext, 2, &r[0], state);
+ xfs_iext_insert(ip, ext, &r[1], state);
+ xfs_iext_insert(ip, ext, &r[0], state);
XFS_IFORK_NEXT_SET(ip, whichfork,
XFS_IFORK_NEXTENTS(ip, whichfork) + 2);
@@ -2634,7 +2635,7 @@ xfs_bmap_add_extent_hole_delay(
* Insert a new entry.
*/
oldlen = newlen = 0;
- xfs_iext_insert(ip, ext, 1, new, state);
+ xfs_iext_insert(ip, ext, new, state);
break;
}
if (oldlen != newlen) {
@@ -2818,7 +2819,7 @@ xfs_bmap_add_extent_hole_real(
* real allocation.
* Insert a new entry.
*/
- xfs_iext_insert(ip, ext, 1, new, state);
+ xfs_iext_insert(ip, ext, new, state);
XFS_IFORK_NEXT_SET(ip, whichfork,
XFS_IFORK_NEXTENTS(ip, whichfork) + 1);
if (cur == NULL) {
@@ -4741,7 +4742,7 @@ xfs_bmap_del_extent_delay(
xfs_iext_update_extent(ip, state, ext, got);
xfs_iext_next(ifp, ext);
- xfs_iext_insert(ip, ext, 1, &new, state);
+ xfs_iext_insert(ip, ext, &new, state);
da_new = got_indlen + new_indlen - stolen;
del->br_blockcount -= stolen;
@@ -4822,7 +4823,7 @@ xfs_bmap_del_extent_cow(
xfs_iext_update_extent(ip, state, ext, got);
xfs_iext_next(ifp, ext);
- xfs_iext_insert(ip, ext, 1, &new, state);
+ xfs_iext_insert(ip, ext, &new, state);
break;
}
}
@@ -5035,7 +5036,7 @@ xfs_bmap_del_extent_real(
XFS_IFORK_NEXT_SET(ip, whichfork,
XFS_IFORK_NEXTENTS(ip, whichfork) + 1);
xfs_iext_next(ifp, ext);
- xfs_iext_insert(ip, ext, 1, &new, state);
+ xfs_iext_insert(ip, ext, &new, state);
break;
}
@@ -5896,7 +5897,7 @@ xfs_bmap_split_extent_at(
/* Add new extent */
xfs_iext_next(ifp, &ext);
- xfs_iext_insert(ip, &ext, 1, &new, 0);
+ xfs_iext_insert(ip, &ext, &new, 0);
XFS_IFORK_NEXT_SET(ip, whichfork,
XFS_IFORK_NEXTENTS(ip, whichfork) + 1);
diff --git a/fs/xfs/libxfs/xfs_iext_tree.c b/fs/xfs/libxfs/xfs_iext_tree.c
index acb66c0677e7..c109526e52c5 100644
--- a/fs/xfs/libxfs/xfs_iext_tree.c
+++ b/fs/xfs/libxfs/xfs_iext_tree.c
@@ -627,16 +627,20 @@ xfs_iext_realloc_root(
cur->leaf = new;
}
-static void
-__xfs_iext_insert(
- struct xfs_ifork *ifp,
+void
+xfs_iext_insert(
+ struct xfs_inode *ip,
struct xfs_iext_cursor *cur,
- struct xfs_bmbt_irec *irec)
+ struct xfs_bmbt_irec *irec,
+ int state)
{
+ struct xfs_ifork *ifp = xfs_iext_state_to_fork(ip, state);
xfs_fileoff_t offset = irec->br_startoff;
struct xfs_iext_leaf *new = NULL;
int nr_entries, i;
+ trace_xfs_iext_insert(ip, cur, state, _RET_IP_);
+
if (ifp->if_height == 0)
xfs_iext_alloc_root(ifp, cur);
else if (ifp->if_height == 1)
@@ -664,25 +668,6 @@ __xfs_iext_insert(
xfs_iext_insert_node(ifp, xfs_iext_leaf_key(new, 0), new, 2);
}
-void
-xfs_iext_insert(
- struct xfs_inode *ip,
- struct xfs_iext_cursor *cur,
- xfs_extnum_t nr_extents,
- struct xfs_bmbt_irec *new,
- int state)
-{
- struct xfs_ifork *ifp = xfs_iext_state_to_fork(ip, state);
- int i;
-
- ASSERT(nr_extents > 0);
-
- for (i = nr_extents - 1; i >= 0; i--) {
- __xfs_iext_insert(ifp, cur, new + i);
- trace_xfs_iext_insert(ip, cur, state, _RET_IP_);
- }
-}
-
static struct xfs_iext_node *
xfs_iext_rebalance_node(
struct xfs_iext_node *parent,
diff --git a/fs/xfs/libxfs/xfs_inode_fork.c b/fs/xfs/libxfs/xfs_inode_fork.c
index 2711ff6ab2b3..dca5dcec2cd4 100644
--- a/fs/xfs/libxfs/xfs_inode_fork.c
+++ b/fs/xfs/libxfs/xfs_inode_fork.c
@@ -362,7 +362,7 @@ xfs_iformat_extents(
}
xfs_bmbt_disk_get_all(dp, &new);
- xfs_iext_insert(ip, &ext, 1, &new, state);
+ xfs_iext_insert(ip, &ext, &new, state);
trace_xfs_read_extent(ip, &ext, state, _THIS_IP_);
xfs_iext_next(ifp, &ext);
}
diff --git a/fs/xfs/libxfs/xfs_inode_fork.h b/fs/xfs/libxfs/xfs_inode_fork.h
index 015872caaab4..cc73fea4e37e 100644
--- a/fs/xfs/libxfs/xfs_inode_fork.h
+++ b/fs/xfs/libxfs/xfs_inode_fork.h
@@ -114,7 +114,7 @@ void xfs_init_local_fork(struct xfs_inode *, int, const void *, int);
xfs_extnum_t xfs_iext_count(struct xfs_ifork *ifp);
void xfs_iext_insert(struct xfs_inode *, struct xfs_iext_cursor *cur,
- xfs_extnum_t, struct xfs_bmbt_irec *, int);
+ struct xfs_bmbt_irec *, int);
void xfs_iext_remove(struct xfs_inode *, struct xfs_iext_cursor *,
int, int);
void xfs_iext_destroy(struct xfs_ifork *);
--
2.14.2
--
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