From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx131.postini.com [74.125.245.131]) by kanga.kvack.org (Postfix) with SMTP id DC1FB6B0033 for ; Thu, 29 Aug 2013 21:30:09 -0400 (EDT) Message-ID: <521FF57A.8080702@huawei.com> Date: Fri, 30 Aug 2013 09:29:30 +0800 From: Jianguo Wu MIME-Version: 1.0 Subject: [PATCH 3/4] x86/srat: use NUMA_NO_NODE Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton , tglx@linutronix.de Cc: x86@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, David Rientjes , mingo@redhat.com setup_node() return NUMA_NO_NODE or valid node id(>=0), So use more appropriate "if (node == NUMA_NO_NODE)" instead of "if (node < 0)" Signed-off-by: Jianguo Wu --- arch/x86/mm/srat.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/x86/mm/srat.c b/arch/x86/mm/srat.c index cdd0da9..97fea4e 100644 --- a/arch/x86/mm/srat.c +++ b/arch/x86/mm/srat.c @@ -76,7 +76,7 @@ acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa) return; } node = setup_node(pxm); - if (node < 0) { + if (node == NUMA_NO_NODE) { printk(KERN_ERR "SRAT: Too many proximity domains %x\n", pxm); bad_srat(); return; @@ -112,7 +112,7 @@ acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) if (acpi_srat_revision >= 2) pxm |= *((unsigned int*)pa->proximity_domain_hi) << 8; node = setup_node(pxm); - if (node < 0) { + if (node == NUMA_NO_NODE) { printk(KERN_ERR "SRAT: Too many proximity domains %x\n", pxm); bad_srat(); return; @@ -164,7 +164,7 @@ acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma) pxm &= 0xff; node = setup_node(pxm); - if (node < 0) { + if (node == NUMA_NO_NODE) { printk(KERN_ERR "SRAT: Too many proximity domains.\n"); goto out_err_bad_srat; } -- 1.7.1 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org