From 2848244e73f1ade353c438567cd3abf8a6e967bc Mon Sep 17 00:00:00 2001
From: Jaya Prakash <jayaprakash@ibm.com>
Date: Mon, 10 Feb 2025 16:37:59 +0530
Subject: [PATCH] blk/kernel : Make bdev stop immediately

Fixes : https://tracker.ceph.com/issues/68881

Signed-off-by: Jaya Prakash <jayaprakash@ibm.com>
---
 src/blk/kernel/KernelDevice.cc | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/blk/kernel/KernelDevice.cc b/src/blk/kernel/KernelDevice.cc
index 72921e6d9f0..3d55cc0ec9b 100644
--- a/src/blk/kernel/KernelDevice.cc
+++ b/src/blk/kernel/KernelDevice.cc
@@ -541,7 +541,20 @@ void KernelDevice::_aio_stop()
   if (aio) {
     dout(10) << __func__ << dendl;
     aio_stop = true;
+
+    IOContext wakeup_ctx(cct, nullptr, false);
+    bufferlist bl;
+    aio_read(0, block_size, &bl, &wakeup_ctx);
+    aio_submit(&wakeup_ctx);
+
     aio_thread.join();
+
+    if (cct->_conf->bdev_debug_aio) {
+      for (auto& i: wakeup_ctx.running_aios) {
+	debug_aio_unlink(i);
+      }
+    }
+
     aio_stop = false;
     io_queue->shutdown();
   }
-- 
2.39.5