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authorAnton Blanchard <anton@samba.org>2011-07-25 01:46:33 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-08-05 14:47:57 +1000
commit711ef84e80ec6f937ad59c7a00490421a5c92867 (patch)
tree7a162ea45846138eafc28862e6b1caa2f5c934a5 /arch/powerpc/platforms
parentb1301797f30370c430244979671978fc232f4533 (diff)
powerpc/pseries: Cleanup VPA registration and deregistration errors
Make the VPA, SLB shadow and DTL registration and deregistration functions print consistent messages on error. I needed the firmware error code while chasing a kexec bug but we weren't printing it. Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/pseries/kexec.c19
-rw-r--r--arch/powerpc/platforms/pseries/lpar.c17
-rw-r--r--arch/powerpc/platforms/pseries/setup.c5
3 files changed, 22 insertions, 19 deletions
diff --git a/arch/powerpc/platforms/pseries/kexec.c b/arch/powerpc/platforms/pseries/kexec.c
index 1118cb79f9e3..3bae8bd7db3b 100644
--- a/arch/powerpc/platforms/pseries/kexec.c
+++ b/arch/powerpc/platforms/pseries/kexec.c
@@ -39,17 +39,20 @@ static void pseries_kexec_cpu_down(int crash_shutdown, int secondary)
}
addr = __pa(get_slb_shadow());
- if (unregister_slb_shadow(hard_smp_processor_id(), addr))
- printk("SLB shadow buffer deregistration of "
- "cpu %u (hw_cpu_id %d) failed\n",
+ ret = unregister_slb_shadow(hard_smp_processor_id(), addr);
+ if (ret) {
+ pr_err("WARNING: SLB shadow buffer deregistration "
+ "for cpu %d (hw %d) failed with %d\n",
smp_processor_id(),
- hard_smp_processor_id());
+ hard_smp_processor_id(), ret);
+ }
addr = __pa(get_lppaca());
- if (unregister_vpa(hard_smp_processor_id(), addr)) {
- printk("VPA deregistration of cpu %u (hw_cpu_id %d) "
- "failed\n", smp_processor_id(),
- hard_smp_processor_id());
+ ret = unregister_vpa(hard_smp_processor_id(), addr);
+ if (ret) {
+ pr_err("WARNING: VPA deregistration for cpu %d "
+ "(hw %d) failed with %d\n", smp_processor_id(),
+ hard_smp_processor_id(), ret);
}
}
}
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index 225aecf7b425..c9a29dae8c05 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -67,9 +67,8 @@ void vpa_init(int cpu)
ret = register_vpa(hwcpu, addr);
if (ret) {
- printk(KERN_ERR "WARNING: vpa_init: VPA registration for "
- "cpu %d (hw %d) of area %lx returns %ld\n",
- cpu, hwcpu, addr, ret);
+ pr_err("WARNING: VPA registration for cpu %d (hw %d) of area "
+ "%lx failed with %ld\n", cpu, hwcpu, addr, ret);
return;
}
/*
@@ -80,10 +79,9 @@ void vpa_init(int cpu)
if (firmware_has_feature(FW_FEATURE_SPLPAR)) {
ret = register_slb_shadow(hwcpu, addr);
if (ret)
- printk(KERN_ERR
- "WARNING: vpa_init: SLB shadow buffer "
- "registration for cpu %d (hw %d) of area %lx "
- "returns %ld\n", cpu, hwcpu, addr, ret);
+ pr_err("WARNING: SLB shadow buffer registration for "
+ "cpu %d (hw %d) of area %lx failed with %ld\n",
+ cpu, hwcpu, addr, ret);
}
/*
@@ -100,8 +98,9 @@ void vpa_init(int cpu)
dtl->enqueue_to_dispatch_time = DISPATCH_LOG_BYTES;
ret = register_dtl(hwcpu, __pa(dtl));
if (ret)
- pr_warn("DTL registration failed for cpu %d (%ld)\n",
- cpu, ret);
+ pr_err("WARNING: DTL registration of cpu %d (hw %d) "
+ "failed with %ld\n", smp_processor_id(),
+ hwcpu, ret);
lppaca_of(cpu).dtl_enable_mask = 2;
}
}
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index d00e52926b71..0969fd98c4fa 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -324,8 +324,9 @@ static int alloc_dispatch_logs(void)
dtl->enqueue_to_dispatch_time = DISPATCH_LOG_BYTES;
ret = register_dtl(hard_smp_processor_id(), __pa(dtl));
if (ret)
- pr_warn("DTL registration failed for boot cpu %d (%d)\n",
- smp_processor_id(), ret);
+ pr_err("WARNING: DTL registration of cpu %d (hw %d) failed "
+ "with %d\n", smp_processor_id(),
+ hard_smp_processor_id(), ret);
get_paca()->lppaca_ptr->dtl_enable_mask = 2;
return 0;

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