From: chunmei-liu <chunmei.liu@intel.com>
Date: Mon, 24 Jan 2022 17:12:00 +0000 (-0800)
Subject: crimson: fix remove_from_lru assert
X-Git-Tag: v18.0.0~1507^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=3cdc82cf9838c770699ffaea138e1ef66ad4001a;p=ceph.git

crimson: fix remove_from_lru assert

RETIRED_PLACEHOLDER extent also put into retired set, when do
commit_retire_extent need check if it is RETIRED_PLACEHOLDER,
otherwise will cause remove_from_lru assert.

Signed-off-by: chunmei-liu <chunmei.liu@intel.com>
---

diff --git a/src/crimson/os/seastore/cache.cc b/src/crimson/os/seastore/cache.cc
index 39ac510b96b9..692cb0e58598 100644
--- a/src/crimson/os/seastore/cache.cc
+++ b/src/crimson/os/seastore/cache.cc
@@ -673,7 +673,7 @@ void Cache::remove_extent(CachedExtentRef ref)
   assert(ref->is_valid());
   if (ref->is_dirty()) {
     remove_from_dirty(ref);
-  } else {
+  } else if (!ref->is_placeholder()) {
     lru.remove_from_lru(*ref);
   }
   extents.erase(*ref);