The sched_lock mutex goes after the sio mutex in the locking order since

a software interrupt can be scheduled in the sio interrupt handler while the sio mutex is held.
2000-11-29 18:38:14 +00:00 · 2000-11-29 18:38:14 +00:00 · 8f838cb563
commit 8f838cb563
parent bbc7a98a31
3 changed files with 3 additions and 3 deletions
--- a/sys/kern/kern_mutex.c
+++ b/sys/kern/kern_mutex.c
@ -703,8 +703,8 @@ static char *ignore_list[] = {
 };

 static char *spin_order_list[] = {
-	"sched lock",
 	"sio",
+	"sched lock",
 #ifdef __i386__
 	"clk",
 #endif
--- a/sys/kern/subr_turnstile.c
+++ b/sys/kern/subr_turnstile.c
@ -703,8 +703,8 @@ static char *ignore_list[] = {
 };

 static char *spin_order_list[] = {
-	"sched lock",
 	"sio",
+	"sched lock",
 #ifdef __i386__
 	"clk",
 #endif
--- a/sys/kern/subr_witness.c
+++ b/sys/kern/subr_witness.c
@ -703,8 +703,8 @@ static char *ignore_list[] = {
 };

 static char *spin_order_list[] = {
-	"sched lock",
 	"sio",
+	"sched lock",
 #ifdef __i386__
 	"clk",
 #endif