diff options
Diffstat (limited to 'arch/x86_64/kernel/genapic_flat.c')
| -rw-r--r-- | arch/x86_64/kernel/genapic_flat.c | 25 |
1 files changed, 3 insertions, 22 deletions
diff --git a/arch/x86_64/kernel/genapic_flat.c b/arch/x86_64/kernel/genapic_flat.c index 7c01db8fa9d1..ecb01eefdd27 100644 --- a/arch/x86_64/kernel/genapic_flat.c +++ b/arch/x86_64/kernel/genapic_flat.c @@ -8,6 +8,7 @@ * Martin Bligh, Andi Kleen, James Bottomley, John Stultz, and * James Cleverdon. */ +#include <linux/errno.h> #include <linux/threads.h> #include <linux/cpumask.h> #include <linux/string.h> @@ -16,6 +17,7 @@ #include <linux/init.h> #include <asm/smp.h> #include <asm/ipi.h> +#include <asm/genapic.h> static cpumask_t flat_target_cpus(void) { @@ -60,31 +62,10 @@ static void flat_init_apic_ldr(void) static void flat_send_IPI_mask(cpumask_t cpumask, int vector) { unsigned long mask = cpus_addr(cpumask)[0]; - unsigned long cfg; unsigned long flags; local_irq_save(flags); - - /* - * Wait for idle. - */ - apic_wait_icr_idle(); - - /* - * prepare target chip field - */ - cfg = __prepare_ICR2(mask); - apic_write(APIC_ICR2, cfg); - - /* - * program the ICR - */ - cfg = __prepare_ICR(0, vector, APIC_DEST_LOGICAL); - - /* - * Send the IPI. The write to APIC_ICR fires this off. - */ - apic_write(APIC_ICR, cfg); + __send_IPI_dest_field(mask, vector, APIC_DEST_LOGICAL); local_irq_restore(flags); } |