os/bluestore: Fix signed comparison warning

Fixes: https://tracker.ceph.com/issues/69240
Signed-off-by: Adam Emerson <aemerson@redhat.com>

diff --git a/src/os/bluestore/BlueStore.cc b/src/os/bluestore/BlueStore.cc
index a024a0c2105abf390d3ceceb20a7d6ea5b3d75da..05142ebb7d304e86d8e6aacb9115ad3f84a65619 100644 (file)
--- a/src/os/bluestore/BlueStore.cc
+++ b/src/os/bluestore/BlueStore.cc
@@ -13,6 +13,7 @@
  */
 
 #include <bit>
+#include <utility>
 #include <unistd.h>
 #include <stdlib.h>
 #include <sys/types.h>
@@ -18654,7 +18655,7 @@ bool BlueStore::BlueStoreThrottle::try_start_transaction(
   {
     std::lock_guard l(lock);
     auto cost0 = throttle_bytes.get_current();
-    if (cost0 + txc.cost > bytes_observed_max) {
+    if (std::cmp_greater(cost0 + txc.cost, bytes_observed_max)) {
       bytes_observed_max = cost0 + txc.cost;
       bytes_max_ts = ceph_clock_now();
     }