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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-26 02:34:14 +0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-26 02:34:14 +0400 |
commit | ed0795aa12129df9f3d2cc81ee579a9e54e12885 (patch) | |
tree | 28187d937a3c3e8f5f50cd3b3aeca14585a14048 /arch/blackfin/mach-common/smp.c | |
parent | 4e8a780ed6e1fdb8af203f61718212d5739bc4a0 (diff) | |
parent | d6cb2e3a8dc44b52f6564e8249e54aab3c308026 (diff) | |
download | linux-ed0795aa12129df9f3d2cc81ee579a9e54e12885.tar.xz |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vapier/blackfin
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vapier/blackfin: (37 commits)
Blackfin: use new common PERCPU_INPUT define
MAINTAINERS: Fix Analog Devices mailinglist address
Blackfin: boards: update ASoC resources after machine driver overhaul
Blackfin: work around anomaly 05000480
Blackfin: fix addr type with bfin_write_{or,and} helpers
Blackfin: convert /proc/sram to seq_file
Blackfin: switch /proc/gpio to seq_file
Blackfin: fix indentation with bfin_read() helper
Blackfin: convert old cpumask API to new one
Blackfin: don't touch task->cpus_allowed directly
Blackfin: don't touch cpu_possible_map and cpu_present_map directly
Blackfin: bf548-ezkit/bf561-ezkit: update nor flash layout
Blackfin: initial perf_event support
Blackfin: update anomaly lists to latest public info
Blackfin: use on-chip reset func with newer parts
Blackfin: bf533-stamp/bf537-stamp: drop ad1980 from defconfigs
Blackfin: optimize MMR reads during startup a bit
Blackfin: bf537: demux port H mask A and emac rx ints
Blackfin: bf537: fix excessive gpio int demuxing
Blackfin: bf54x: drop unused pm gpio handling
...
Diffstat (limited to 'arch/blackfin/mach-common/smp.c')
-rw-r--r-- | arch/blackfin/mach-common/smp.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index 1fbd94c44457..35e7e1eb0188 100644 --- a/arch/blackfin/mach-common/smp.c +++ b/arch/blackfin/mach-common/smp.c @@ -25,6 +25,7 @@ #include <linux/slab.h> #include <asm/atomic.h> #include <asm/cacheflush.h> +#include <asm/irq_handler.h> #include <asm/mmu_context.h> #include <asm/pgtable.h> #include <asm/pgalloc.h> @@ -96,7 +97,7 @@ static void ipi_cpu_stop(unsigned int cpu) dump_stack(); spin_unlock(&stop_lock); - cpu_clear(cpu, cpu_online_map); + set_cpu_online(cpu, false); local_irq_disable(); @@ -146,7 +147,7 @@ static void ipi_call_function(unsigned int cpu, struct ipi_message *msg) */ resync_core_dcache(); #endif - cpu_clear(cpu, *msg->call_struct.waitmask); + cpumask_clear_cpu(cpu, msg->call_struct.waitmask); } } @@ -222,9 +223,10 @@ static inline void smp_send_message(cpumask_t callmap, unsigned long type, struct ipi_message_queue *msg_queue; struct ipi_message *msg; unsigned long flags, next_msg; - cpumask_t waitmask = callmap; /* waitmask is shared by all cpus */ + cpumask_t waitmask; /* waitmask is shared by all cpus */ - for_each_cpu_mask(cpu, callmap) { + cpumask_copy(&waitmask, &callmap); + for_each_cpu(cpu, &callmap) { msg_queue = &per_cpu(ipi_msg_queue, cpu); spin_lock_irqsave(&msg_queue->lock, flags); if (msg_queue->count < BFIN_IPI_MSGQ_LEN) { @@ -246,7 +248,7 @@ static inline void smp_send_message(cpumask_t callmap, unsigned long type, } if (wait) { - while (!cpus_empty(waitmask)) + while (!cpumask_empty(&waitmask)) blackfin_dcache_invalidate_range( (unsigned long)(&waitmask), (unsigned long)(&waitmask)); @@ -265,9 +267,9 @@ int smp_call_function(void (*func)(void *info), void *info, int wait) cpumask_t callmap; preempt_disable(); - callmap = cpu_online_map; - cpu_clear(smp_processor_id(), callmap); - if (!cpus_empty(callmap)) + cpumask_copy(&callmap, cpu_online_mask); + cpumask_clear_cpu(smp_processor_id(), &callmap); + if (!cpumask_empty(&callmap)) smp_send_message(callmap, BFIN_IPI_CALL_FUNC, func, info, wait); preempt_enable(); @@ -284,8 +286,8 @@ int smp_call_function_single(int cpuid, void (*func) (void *info), void *info, if (cpu_is_offline(cpu)) return 0; - cpus_clear(callmap); - cpu_set(cpu, callmap); + cpumask_clear(&callmap); + cpumask_set_cpu(cpu, &callmap); smp_send_message(callmap, BFIN_IPI_CALL_FUNC, func, info, wait); @@ -308,9 +310,9 @@ void smp_send_stop(void) cpumask_t callmap; preempt_disable(); - callmap = cpu_online_map; - cpu_clear(smp_processor_id(), callmap); - if (!cpus_empty(callmap)) + cpumask_copy(&callmap, cpu_online_mask); + cpumask_clear_cpu(smp_processor_id(), &callmap); + if (!cpumask_empty(&callmap)) smp_send_message(callmap, BFIN_IPI_CPU_STOP, NULL, NULL, 0); preempt_enable(); |