File 0006-drbd-log-numeric-value-of-drbd_state_rv-as-well-as-s.patch of Package drbd

From 8c2c783a09d81f0a725e7a3ae48be4ceb2d79a63 Mon Sep 17 00:00:00 2001
From: Joel Colledge <joel.colledge@linbit.com>
Date: Fri, 8 Sep 2023 11:26:01 +0200
Subject: [PATCH 06/20] drbd: log numeric value of drbd_state_rv as well as
 string form

"Auto-promote failed: ?" was seen in a log. Logging the numeric value of
the state change return value gives us more information about what
happened in such a case.
---
 drbd/drbd_main.c     | 8 ++++----
 drbd/drbd_receiver.c | 6 +++---
 drbd/drbd_state.c    | 3 ++-
 3 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/drbd/drbd_main.c b/drbd/drbd_main.c
index 810df864f60b..e26cf7e2b008 100644
--- a/drbd/drbd_main.c
+++ b/drbd/drbd_main.c
@@ -2698,8 +2698,8 @@ static int drbd_open(struct block_device *bdev, fmode_t mode)
 			if (resource->role[NOW] == R_SECONDARY) {
 				rv = try_to_promote(device, timeout, (mode & FMODE_NDELAY));
 				if (rv < SS_SUCCESS)
-					drbd_info(resource, "Auto-promote failed: %s\n",
-						  drbd_set_st_err_str(rv));
+					drbd_info(resource, "Auto-promote failed: %s (%d)\n",
+						  drbd_set_st_err_str(rv), rv);
 			}
 		} else if ((mode & FMODE_NDELAY) == 0) {
 			/* Double check peers
@@ -2856,8 +2856,8 @@ static void drbd_release(struct gendisk *gd, fmode_t mode)
 		    !test_bit(EXPLICIT_PRIMARY, &resource->flags)) {
 			rv = drbd_set_role(resource, R_SECONDARY, false, NULL);
 			if (rv < SS_SUCCESS)
-				drbd_warn(resource, "Auto-demote failed: %s\n",
-					  drbd_set_st_err_str(rv));
+				drbd_warn(resource, "Auto-demote failed: %s (%d)\n",
+					  drbd_set_st_err_str(rv), rv);
 		}
 	}
 
diff --git a/drbd/drbd_receiver.c b/drbd/drbd_receiver.c
index 95cf7ac36762..2162d13cb25e 100644
--- a/drbd/drbd_receiver.c
+++ b/drbd/drbd_receiver.c
@@ -983,8 +983,8 @@ static int connect_work(struct drbd_work *work, int cancel)
 		drbd_send_disconnect(connection);
 		apply_local_state_change(connection, OUTDATE_DISKS_AND_DISCONNECT, force_demote);
 	} else {
-		drbd_info(connection, "Failure to connect %d %s; retrying\n",
-			  rv, drbd_set_st_err_str(rv));
+		drbd_info(connection, "Failure to connect: %s (%d); retrying\n",
+			  drbd_set_st_err_str(rv), rv);
 		change_cstate(connection, C_NETWORK_FAILURE, CS_HARD);
 	}
 
@@ -6107,7 +6107,7 @@ out:
 	}
 
 	if (rv < SS_SUCCESS) {
-		drbd_err(resource, "State change failed: %s\n", drbd_set_st_err_str(rv));
+		drbd_err(resource, "State change failed: %s (%d)\n", drbd_set_st_err_str(rv), rv);
 		if (rv == SS_PRIMARY_READER)
 			log_openers(resource);
 	}
diff --git a/drbd/drbd_state.c b/drbd/drbd_state.c
index 8b60afeb097b..23eab7f867aa 100644
--- a/drbd/drbd_state.c
+++ b/drbd/drbd_state.c
@@ -791,7 +791,8 @@ static enum drbd_state_rv ___end_state_change(struct drbd_resource *resource, st
 		rv = try_state_change(resource);
 	if (rv < SS_SUCCESS) {
 		if (flags & CS_VERBOSE) {
-			drbd_err(resource, "State change failed: %s\n", drbd_set_st_err_str(rv));
+			drbd_err(resource, "State change failed: %s (%d)\n",
+					drbd_set_st_err_str(rv), rv);
 			print_state_change(resource, "Failed: ");
 		}
 		goto out;
-- 
2.35.3