From d1830dba36b3978cd4559baf007fb9d71cdb9783 Mon Sep 17 00:00:00 2001 From: Adam Kupczyk Date: Thu, 25 Sep 2025 05:13:28 -0400 Subject: [PATCH] extblkdev/fcm: derr when FCM and no block device discard Add derr message when FCM is in use but discard is not enabled. Signed-off-by: Adam Kupczyk --- src/extblkdev/fcm/ExtBlkDevPluginFcm.cc | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/extblkdev/fcm/ExtBlkDevPluginFcm.cc b/src/extblkdev/fcm/ExtBlkDevPluginFcm.cc index b4e80a59c68..fe93d77a13b 100644 --- a/src/extblkdev/fcm/ExtBlkDevPluginFcm.cc +++ b/src/extblkdev/fcm/ExtBlkDevPluginFcm.cc @@ -428,6 +428,10 @@ public: if (r != 0) { delete fcm; return r; + } else { + if (!cct->_conf->bdev_enable_discard) { + derr << "FCM device in use, but bdev_enable_discard not enabled. Free space will leak." << dendl; + } } ext_blk_dev.reset(fcm); return 0; -- 2.47.3