From: Igor Fedotov <ifedotov@suse.com>
Date: Tue, 11 Jun 2019 17:31:32 +0000 (+0300)
Subject: os/bluestore: BitmapAllocator::allocate: log new extents only
X-Git-Tag: v13.2.7~282^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F28645%2Fhead;p=ceph.git

os/bluestore: BitmapAllocator::allocate: log new extents only

Signed-off-by: Igor Fedotov <ifedotov@suse.com>
(cherry picked from commit a90d57ca05c902eab8ca19090b856ea0e08f5d2b)
---

diff --git a/src/os/bluestore/BitmapAllocator.cc b/src/os/bluestore/BitmapAllocator.cc
index e40153ddfdda..7c0d86a86bea 100755
--- a/src/os/bluestore/BitmapAllocator.cc
+++ b/src/os/bluestore/BitmapAllocator.cc
@@ -23,7 +23,7 @@ int64_t BitmapAllocator::allocate(
   int64_t hint, PExtentVector *extents)
 {
   uint64_t allocated = 0;
-
+  size_t old_size = extents->size();
   ldout(cct, 10) << __func__ << std::hex << " 0x" << want_size
 		 << "/" << alloc_unit << "," << max_alloc_size << "," << hint
 		 << std::dec << dendl;
@@ -34,7 +34,8 @@ int64_t BitmapAllocator::allocate(
   if (!allocated) {
     return -ENOSPC;
   }
-  for (auto e : *extents) {
+  for (auto i = old_size; i < extents->size(); ++i) {
+    auto& e = (*extents)[i];
     ldout(cct, 10) << __func__
                    << " extent: 0x" << std::hex << e.offset << "~" << e.length
 		   << "/" << alloc_unit << "," << max_alloc_size << "," << hint