From: Milind Changire <mchangir@redhat.com>
Date: Thu, 19 Sep 2024 04:24:20 +0000 (+0530)
Subject: PendingReleaseNotes: add note about fallocate mode 0
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=49ee2a526ccfd9c5d81942e35119bba528fbeeea;p=ceph.git

PendingReleaseNotes: add note about fallocate mode 0

fallocate now returns EOPNOTSUPP for mode 0

Signed-off-by: Milind Changire <mchangir@redhat.com>
(cherry picked from commit ac34dd33099925172a7d95b267b11e6693cc5648)
---

diff --git a/PendingReleaseNotes b/PendingReleaseNotes
index 4e3fd4eabd57..d6fa5fec4868 100644
--- a/PendingReleaseNotes
+++ b/PendingReleaseNotes
@@ -28,6 +28,10 @@
   by disabling async recovery by setting osd_async_recovery_min_cost to a very
   large value on all OSDs until the upgrade is complete:
   ``ceph config set osd osd_async_recovery_min_cost 1099511627776``
+* CephFS: EOPNOTSUPP (Operation not supported ) is now returned by the CephFS
+  fuse client for `fallocate` for the default case (i.e. mode == 0) since
+  CephFS does not support disk space reservation. The only flags supported are
+  `FALLOC_FL_KEEP_SIZE` and `FALLOC_FL_PUNCH_HOLE`.
 
 >=19.0.0