From: Igor Fedotov <ifedotov@suse.com>
Date: Mon, 18 Nov 2019 09:43:12 +0000 (+0300)
Subject: os/bluestore: micro optimizattion of apply_for_bitset_range
X-Git-Tag: v15.1.0~773^2~2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=f8c8a2b180d1ef402ec2258b4a43e1f7049db737;p=ceph.git

os/bluestore: micro optimizattion of apply_for_bitset_range

Signed-off-by: Igor Fedotov <ifedotov@suse.com>
---

diff --git a/src/os/bluestore/bluestore_common.h b/src/os/bluestore/bluestore_common.h
index 764574af59b9..858cfd88fc5e 100755
--- a/src/os/bluestore/bluestore_common.h
+++ b/src/os/bluestore/bluestore_common.h
@@ -24,12 +24,12 @@ void apply_for_bitset_range(uint64_t off,
   uint64_t granularity,
   Bitset &bitset,
   Func f) {
-  auto end = round_up_to(off + len, granularity);
-  while (off < end) {
-    uint64_t pos = off / granularity;
-    ceph_assert(pos < bitset.size());
+  auto end = round_up_to(off + len, granularity) / granularity;
+  ceph_assert(end <= bitset.size());
+  uint64_t pos = off / granularity;
+  while (pos < end) {
     f(pos, bitset);
-    off += granularity;
+    pos++;
   }
 }