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[v8,05/16] arm64/numa: avoid inconsistent information to be printed

Message ID 1472712907-12700-6-git-send-email-thunder.leizhen@huawei.com
State Accepted
Commit 794224ea565c439ca624a3760ac220928463ea17
Headers show

Commit Message

Leizhen (ThunderTown) Sept. 1, 2016, 6:54 a.m. UTC 
numa_init may return error because of numa configuration error. So "No
NUMA configuration found" is inaccurate. In fact, specific configuration
error information should be immediately printed by the testing branch.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>

---
 arch/arm64/kernel/acpi_numa.c | 4 +++-
 arch/arm64/mm/numa.c          | 6 +++---
 2 files changed, 6 insertions(+), 4 deletions(-)

--
2.5.0
diff mbox

Patch

diff --git a/arch/arm64/kernel/acpi_numa.c b/arch/arm64/kernel/acpi_numa.c
index f85149c..f01fab6 100644
--- a/arch/arm64/kernel/acpi_numa.c
+++ b/arch/arm64/kernel/acpi_numa.c
@@ -105,8 +105,10 @@  int __init arm64_acpi_numa_init(void)
 	int ret;

 	ret = acpi_numa_init();
-	if (ret)
+	if (ret) {
+		pr_info("Failed to initialise from firmware\n");
 		return ret;
+	}

 	return srat_disabled() ? -EINVAL : 0;
 }
diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c
index 5bb15ea..d97c6e2 100644
--- a/arch/arm64/mm/numa.c
+++ b/arch/arm64/mm/numa.c
@@ -335,8 +335,10 @@  static int __init numa_init(int (*init_func)(void))
 	if (ret < 0)
 		return ret;

-	if (nodes_empty(numa_nodes_parsed))
+	if (nodes_empty(numa_nodes_parsed)) {
+		pr_info("No NUMA configuration found\n");
 		return -EINVAL;
+	}

 	ret = numa_register_nodes();
 	if (ret < 0)
@@ -367,8 +369,6 @@  static int __init dummy_numa_init(void)

 	if (numa_off)
 		pr_info("NUMA disabled\n"); /* Forced off on command line. */
-	else
-		pr_info("No NUMA configuration found\n");
 	pr_info("NUMA: Faking a node at [mem %#018Lx-%#018Lx]\n",
 	       0LLU, PFN_PHYS(max_pfn) - 1);