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| author | liguang <lig.fnst@cn.fujitsu.com> | 2013-04-30 15:27:26 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-30 17:04:03 -0700 |
| commit | 3440a1ca99707f093e9568ba9762764d3162dd8f (patch) | |
| tree | af5508d1bd5ff76eb22830a1abea77f0a76639a5 | |
| parent | 1def1dc91715acdb6dddfaed1a44149d42d8063c (diff) | |
| download | op-kernel-dev-3440a1ca99707f093e9568ba9762764d3162dd8f.zip op-kernel-dev-3440a1ca99707f093e9568ba9762764d3162dd8f.tar.gz | |
kernel/smp.c: remove 'priv' of call_single_data
The 'priv' field is redundant; we can pass data via 'info'.
Signed-off-by: liguang <lig.fnst@cn.fujitsu.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | include/linux/smp.h | 1 | ||||
| -rw-r--r-- | kernel/softirq.c | 6 |
2 files changed, 2 insertions, 5 deletions
diff --git a/include/linux/smp.h b/include/linux/smp.h index 3e07a7d..e6564c1 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -20,7 +20,6 @@ struct call_single_data { smp_call_func_t func; void *info; u16 flags; - u16 priv; }; /* total number of cpus in this system (may exceed NR_CPUS) */ diff --git a/kernel/softirq.c b/kernel/softirq.c index 14d7758..aa82723 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -620,8 +620,7 @@ static void remote_softirq_receive(void *data) unsigned long flags; int softirq; - softirq = cp->priv; - + softirq = *(int *)cp->info; local_irq_save(flags); __local_trigger(cp, softirq); local_irq_restore(flags); @@ -631,9 +630,8 @@ static int __try_remote_softirq(struct call_single_data *cp, int cpu, int softir { if (cpu_online(cpu)) { cp->func = remote_softirq_receive; - cp->info = cp; + cp->info = &softirq; cp->flags = 0; - cp->priv = softirq; __smp_call_function_single(cpu, cp, 0); return 0; |
