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authorSteven Miao <realmz6@gmail.com>2012-10-08 14:18:34 +0800
committerBob Liu <lliubbo@gmail.com>2012-10-08 14:36:30 +0800
commit5204e4787b89a281be88a2eb57407165da2757ad (patch)
tree9f005fe4320ec3e543ea11858f3367d4efbde6e1 /arch/blackfin
parente334492632babe99db5ac6811fec15312eedb2ca (diff)
downloadop-kernel-dev-5204e4787b89a281be88a2eb57407165da2757ad.zip
op-kernel-dev-5204e4787b89a281be88a2eb57407165da2757ad.tar.gz
Blackfin: fix wrong place disabled irq
Shouldn't disable irq before send ipi. Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/kernel/reboot.c1
-rw-r--r--arch/blackfin/mach-common/cpufreq.c4
2 files changed, 1 insertions, 4 deletions
diff --git a/arch/blackfin/kernel/reboot.c b/arch/blackfin/kernel/reboot.c
index 5272e6e..c4f50a3 100644
--- a/arch/blackfin/kernel/reboot.c
+++ b/arch/blackfin/kernel/reboot.c
@@ -86,7 +86,6 @@ void native_machine_restart(char *cmd)
void machine_restart(char *cmd)
{
native_machine_restart(cmd);
- local_irq_disable();
if (smp_processor_id())
smp_call_function((void *)bfin_reset, 0, 1);
else
diff --git a/arch/blackfin/mach-common/cpufreq.c b/arch/blackfin/mach-common/cpufreq.c
index 65a4511..d88bd31 100644
--- a/arch/blackfin/mach-common/cpufreq.c
+++ b/arch/blackfin/mach-common/cpufreq.c
@@ -134,7 +134,7 @@ static int bfin_target(struct cpufreq_policy *poli,
unsigned int plldiv;
#endif
unsigned int index, cpu;
- unsigned long flags, cclk_hz;
+ unsigned long cclk_hz;
struct cpufreq_freqs freqs;
static unsigned long lpj_ref;
static unsigned int lpj_ref_freq;
@@ -165,7 +165,6 @@ static int bfin_target(struct cpufreq_policy *poli,
cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
if (cpu == CPUFREQ_CPU) {
- flags = hard_local_irq_save();
#ifndef CONFIG_BF60x
plldiv = (bfin_read_PLL_DIV() & SSEL) |
dpm_state_table[index].csel;
@@ -194,7 +193,6 @@ static int bfin_target(struct cpufreq_policy *poli,
loops_per_jiffy = cpufreq_scale(lpj_ref,
lpj_ref_freq, freqs.new);
}
- hard_local_irq_restore(flags);
}
/* TODO: just test case for cycles clock source, remove later */
cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
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