From: Xuehan Xu <xuxuehan@qianxin.com>
Date: Sun, 7 Jun 2026 08:32:37 +0000 (+0800)
Subject: crimson/os/seastore/epm: avoid adjust generation for eviction if the
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=43f048c81e14f4bcac25170a27ef613351b22db9;p=ceph.git

crimson/os/seastore/epm: avoid adjust generation for eviction if the
main device is not SEGMENTED

Signed-off-by: Xuehan Xu <xuxuehan@qianxin.com>
---

diff --git a/src/crimson/os/seastore/extent_placement_manager.h b/src/crimson/os/seastore/extent_placement_manager.h
index d1eb76069716..cbe53168e78e 100644
--- a/src/crimson/os/seastore/extent_placement_manager.h
+++ b/src/crimson/os/seastore/extent_placement_manager.h
@@ -1053,7 +1053,8 @@ private:
     }
 
     rewrite_gen_t adjust_generation(rewrite_gen_t gen) {
-      if (has_cold_tier()) {
+      if (has_cold_tier() &&
+          get_main_backend_type() == backend_type_t::SEGMENTED) {
         return eviction_state.adjust_generation_with_eviction(gen);
       } else {
         return gen;