summaryrefslogtreecommitdiff
path: root/drivers/net/netconsole.c
diff options
context:
space:
mode:
authorJakub Kicinski <kuba@kernel.org>2025-11-06 09:25:16 -0800
committerJakub Kicinski <kuba@kernel.org>2025-11-06 09:27:40 -0800
commit1ec9871fbb80ba7db84f868f6aa40d38bc43f0e0 (patch)
tree5b51296797c4e6d4cfa1707d3cacf2704efa2de4 /drivers/net/netconsole.c
parent13068e9d57264d0a86b8195817a01155ba33d230 (diff)
parentc2c2ccfd4ba72718266a56f3ecc34c989cb5b7a0 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.18-rc5). Conflicts: drivers/net/wireless/ath/ath12k/mac.c 9222582ec524 ("Revert "wifi: ath12k: Fix missing station power save configuration"") 6917e268c433 ("wifi: ath12k: Defer vdev bring-up until CSA finalize to avoid stale beacon") https://lore.kernel.org/11cece9f7e36c12efd732baa5718239b1bf8c950.camel@sipsolutions.net Adjacent changes: drivers/net/ethernet/intel/Kconfig b1d16f7c0063 ("libie: depend on DEBUG_FS when building LIBIE_FWLOG") 93f53db9f9dc ("ice: switch to Page Pool") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/netconsole.c')
-rw-r--r--drivers/net/netconsole.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index 5d8d0214786c..bb6e03a92956 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -936,6 +936,7 @@ static ssize_t userdatum_value_store(struct config_item *item, const char *buf,
if (count > MAX_EXTRADATA_VALUE_LEN)
return -EMSGSIZE;
+ mutex_lock(&netconsole_subsys.su_mutex);
mutex_lock(&dynamic_netconsole_mutex);
ret = strscpy(udm->value, buf, sizeof(udm->value));
@@ -949,6 +950,7 @@ static ssize_t userdatum_value_store(struct config_item *item, const char *buf,
ret = count;
out_unlock:
mutex_unlock(&dynamic_netconsole_mutex);
+ mutex_unlock(&netconsole_subsys.su_mutex);
return ret;
}
@@ -974,6 +976,7 @@ static ssize_t sysdata_msgid_enabled_store(struct config_item *item,
if (ret)
return ret;
+ mutex_lock(&netconsole_subsys.su_mutex);
mutex_lock(&dynamic_netconsole_mutex);
curr = !!(nt->sysdata_fields & SYSDATA_MSGID);
if (msgid_enabled == curr)
@@ -994,6 +997,7 @@ unlock_ok:
ret = strnlen(buf, count);
unlock:
mutex_unlock(&dynamic_netconsole_mutex);
+ mutex_unlock(&netconsole_subsys.su_mutex);
return ret;
}
@@ -1008,6 +1012,7 @@ static ssize_t sysdata_release_enabled_store(struct config_item *item,
if (ret)
return ret;
+ mutex_lock(&netconsole_subsys.su_mutex);
mutex_lock(&dynamic_netconsole_mutex);
curr = !!(nt->sysdata_fields & SYSDATA_RELEASE);
if (release_enabled == curr)
@@ -1028,6 +1033,7 @@ unlock_ok:
ret = strnlen(buf, count);
unlock:
mutex_unlock(&dynamic_netconsole_mutex);
+ mutex_unlock(&netconsole_subsys.su_mutex);
return ret;
}
@@ -1042,6 +1048,7 @@ static ssize_t sysdata_taskname_enabled_store(struct config_item *item,
if (ret)
return ret;
+ mutex_lock(&netconsole_subsys.su_mutex);
mutex_lock(&dynamic_netconsole_mutex);
curr = !!(nt->sysdata_fields & SYSDATA_TASKNAME);
if (taskname_enabled == curr)
@@ -1062,6 +1069,7 @@ unlock_ok:
ret = strnlen(buf, count);
unlock:
mutex_unlock(&dynamic_netconsole_mutex);
+ mutex_unlock(&netconsole_subsys.su_mutex);
return ret;
}
@@ -1077,6 +1085,7 @@ static ssize_t sysdata_cpu_nr_enabled_store(struct config_item *item,
if (ret)
return ret;
+ mutex_lock(&netconsole_subsys.su_mutex);
mutex_lock(&dynamic_netconsole_mutex);
curr = !!(nt->sysdata_fields & SYSDATA_CPU_NR);
if (cpu_nr_enabled == curr)
@@ -1105,6 +1114,7 @@ unlock_ok:
ret = strnlen(buf, count);
unlock:
mutex_unlock(&dynamic_netconsole_mutex);
+ mutex_unlock(&netconsole_subsys.su_mutex);
return ret;
}