diff options
author | AlmuHS <almuhs@github.com> | 2019-04-22 22:33:28 +0200 |
---|---|---|
committer | AlmuHS <almuhs@github.com> | 2019-04-22 22:33:28 +0200 |
commit | a864694b37c374e6f0bff0b5efa768887a61466a (patch) | |
tree | 4d5cbcd5d9efeb8d088eb8b3385e826839d4f197 | |
parent | a3e8b6f7c240c7a3bf784570357790bf38a30a58 (diff) |
created new mutex
-rw-r--r-- | i386/i386/mp_desc.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/i386/i386/mp_desc.c b/i386/i386/mp_desc.c index e35750e9..5ed28d6d 100644 --- a/i386/i386/mp_desc.c +++ b/i386/i386/mp_desc.c @@ -77,6 +77,8 @@ char eintstack[]; /* top */ static struct kmutex mp_cpu_boot_lock; +static struct kmutex mp_ap_thread_lock; + /* * Multiprocessor i386/i486 systems use a separate copy of the @@ -276,9 +278,8 @@ cpu_setup(){ int i = 1; while(i < ncpu && (machine_slot[i].running == TRUE)) i++; - kmutex_init(&mp_cpu_boot_lock); - + kmutex_init(&mp_ap_thread_lock); unsigned apic_id = (((ApicLocalUnit*)phystokv(lapic_addr))->apic_id.r >> 24) & 0xff; @@ -326,10 +327,9 @@ cpu_setup(){ break; } - kmutex_lock(&mp_cpu_boot_lock, FALSE); + kmutex_lock(&mp_ap_thread_lock, FALSE); slave_main(i); - kmutex_unlock(&mp_cpu_boot_lock); - + kmutex_unlock(&mp_ap_thread_lock); printf("launched first thread of cpu %d\n", i); |