From d2e08473f2488d53a71c2f53455f934ec6c44c53 Mon Sep 17 00:00:00 2001 From: Davidlohr Bueso Date: Tue, 30 Apr 2013 11:46:09 -0700 Subject: [PATCH] softirq: Use _RET_IP_ Use the already defined macro to pass the function return address. Signed-off-by: Davidlohr Bueso Cc: Frederic Weisbecker Link: http://lkml.kernel.org/r/1367347569.1784.3.camel@buesod1.americas.hpqcorp.net Signed-off-by: Thomas Gleixner --- kernel/softirq.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/kernel/softirq.c b/kernel/softirq.c index b5197dc..a5f8836 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -127,8 +127,7 @@ static inline void __local_bh_disable(unsigned long ip, unsigned int cnt) void local_bh_disable(void) { - __local_bh_disable((unsigned long)__builtin_return_address(0), - SOFTIRQ_DISABLE_OFFSET); + __local_bh_disable(_RET_IP_, SOFTIRQ_DISABLE_OFFSET); } EXPORT_SYMBOL(local_bh_disable); @@ -139,7 +138,7 @@ static void __local_bh_enable(unsigned int cnt) WARN_ON_ONCE(!irqs_disabled()); if (softirq_count() == cnt) - trace_softirqs_on((unsigned long)__builtin_return_address(0)); + trace_softirqs_on(_RET_IP_); sub_preempt_count(cnt); } @@ -184,7 +183,7 @@ static inline void _local_bh_enable_ip(unsigned long ip) void local_bh_enable(void) { - _local_bh_enable_ip((unsigned long)__builtin_return_address(0)); + _local_bh_enable_ip(_RET_IP_); } EXPORT_SYMBOL(local_bh_enable); @@ -223,8 +222,7 @@ asmlinkage void __do_softirq(void) pending = local_softirq_pending(); account_irq_enter_time(current); - __local_bh_disable((unsigned long)__builtin_return_address(0), - SOFTIRQ_OFFSET); + __local_bh_disable(_RET_IP_, SOFTIRQ_OFFSET); lockdep_softirq_enter(); cpu = smp_processor_id(); -- 2.7.4