os/bluestore/KernelDevice: print aio error extent in hex

Signed-off-by: Sage Weil <sage@redhat.com>

diff --git a/src/os/bluestore/KernelDevice.cc b/src/os/bluestore/KernelDevice.cc
index d4f10e794166fb53315291213a9d66af7e9d3b8b..d3c5ecfd59b9ecde4d0b141f486e1e4c585f3939 100644 (file)
--- a/src/os/bluestore/KernelDevice.cc
+++ b/src/os/bluestore/KernelDevice.cc
@@ -554,7 +554,8 @@ void KernelDevice::_aio_thread()
              "This may suggest HW issue. Please check your dmesg!");
           }
         } else if (aio[i]->length != (uint64_t)r) {
-          derr << "aio to " << aio[i]->offset << "~" << aio[i]->length
+          derr << "aio to 0x" << std::hex << aio[i]->offset
+              << "~" << aio[i]->length << std::dec
                << " but returned: " << r << dendl;
           ceph_abort_msg("unexpected aio return value: does not match length");
         }