blk/kernel : skip AIO thread for devices with size < block_size

Fixes: https://tracker.ceph.com/issues/76354
Signed-off-by: Jaya Prakash <jayaprakash@ibm.com>

diff --git a/src/blk/kernel/KernelDevice.cc b/src/blk/kernel/KernelDevice.cc
index 9d661304407b6f5c6b14da70cee0532bec450ebb..c43e9f57e5c087d0509d84d33c0fa559472260f6 100644 (file)
--- a/src/blk/kernel/KernelDevice.cc
+++ b/src/blk/kernel/KernelDevice.cc
@@ -304,7 +304,7 @@ int KernelDevice::open(const string& p)
     goto out_fail;
   }
 
-  if (size > 0) {
+  if (size >= block_size) {
     r = _aio_start();
     if (r < 0) {
       goto out_fail;