diff mbox series

[3/3] ocfs2: speed up chain-list searching

Message ID 20240327060914.2583-4-heming.zhao@suse.com (mailing list archive)
State New
Headers show
Series improve write IO performance when fragmentation is high | expand

Commit Message

Heming Zhao March 27, 2024, 6:09 a.m. UTC 
ocfs2_claim_suballoc_bits():
- Add short-circuit code to speed up searching

ocfs2_local_alloc_new_window():
- remove 1 sparse warning
```
fs/ocfs2/localalloc.c:1224:41: warning: incorrect type in argument 1 (different base types)
fs/ocfs2/localalloc.c:1224:41:    expected unsigned long long val1
fs/ocfs2/localalloc.c:1224:41:    got restricted __le32 [usertype] la_bm_off
```

Signed-off-by: Heming Zhao <heming.zhao@suse.com>
---
 fs/ocfs2/localalloc.c | 2 +-
 fs/ocfs2/suballoc.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
index 2391b96b8a3b..2758ae9164f3 100644
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -1221,7 +1221,7 @@  static int ocfs2_local_alloc_new_window(struct ocfs2_super *osb,
 			     OCFS2_LOCAL_ALLOC(alloc)->la_bitmap);
 
 	trace_ocfs2_local_alloc_new_window_result(
-		OCFS2_LOCAL_ALLOC(alloc)->la_bm_off,
+		le32_to_cpu(OCFS2_LOCAL_ALLOC(alloc)->la_bm_off),
 		le32_to_cpu(alloc->id1.bitmap1.i_total));
 
 bail:
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 4163554b0383..4c4c381b5148 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -2008,7 +2008,7 @@  static int ocfs2_claim_suballoc_bits(struct ocfs2_alloc_context *ac,
 	for (i = 0; i < le16_to_cpu(cl->cl_next_free_rec); i ++) {
 		if (i == victim)
 			continue;
-		if (!cl->cl_recs[i].c_free)
+		if (le32_to_cpu(cl->cl_recs[i].c_free) >= bits_wanted)
 			continue;
 
 		ac->ac_chain = i;