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

Browse source 
a software interrupt can be scheduled in the sio interrupt handler while
the sio mutex is held.
This commit is contained in:
John Baldwin 2000-11-29 18:38:14 +00:00
parent bbc7a98a31
commit 8f838cb563
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=69362
3 changed files with 3 additions and 3 deletions
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2
sys/kern/kern_mutex.c
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@ -703,8 +703,8 @@ static char *ignore_list[] = {
};
static char *spin_order_list[] = {
"sched lock",
"sio",
"sched lock",
#ifdef __i386__
"clk",
#endif

2
sys/kern/subr_turnstile.c
View file

@ -703,8 +703,8 @@ static char *ignore_list[] = {
};
static char *spin_order_list[] = {
"sched lock",
"sio",
"sched lock",
#ifdef __i386__
"clk",
#endif

2
sys/kern/subr_witness.c
View file

@ -703,8 +703,8 @@ static char *ignore_list[] = {
};
static char *spin_order_list[] = {
"sched lock",
"sio",
"sched lock",
#ifdef __i386__
"clk",
#endif