From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 14 Jan 2008 19:10:32 +0100 (CET) From: Jan Engelhardt Subject: Re: [PATCH 01/10] x86: Change size of APICIDs from u8 to u16 In-Reply-To: <20080113183454.155968000@sgi.com> Message-ID: References: <20080113183453.973425000@sgi.com> <20080113183454.155968000@sgi.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: travis@sgi.com Cc: Andrew Morton , Andi Kleen , mingo@elte.hu, Christoph Lameter , Jack Steiner , linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: On Jan 13 2008 10:34, travis@sgi.com wrote: >--- a/arch/x86/kernel/mpparse_64.c >+++ b/arch/x86/kernel/mpparse_64.c >@@ -132,7 +132,7 @@ static void __cpuinit MP_processor_info( > * area is created. > */ > if (x86_cpu_to_apicid_ptr) { >- u8 *x86_cpu_to_apicid = (u8 *)x86_cpu_to_apicid_ptr; >+ u16 *x86_cpu_to_apicid = (u16 *)x86_cpu_to_apicid_ptr; > x86_cpu_to_apicid[cpu] = m->mpc_apicid; > } else { > per_cpu(x86_cpu_to_apicid, cpu) = m->mpc_apicid; You can do away with the cast while modifying this line. >--- a/arch/x86/mm/srat_64.c >+++ b/arch/x86/mm/srat_64.c >@@ -384,6 +388,12 @@ int __init acpi_scan_nodes(unsigned long > } > > #ifdef CONFIG_NUMA_EMU >+static int fake_node_to_pxm_map[MAX_NUMNODES] __initdata = { >+ [0 ... MAX_NUMNODES-1] = PXM_INVAL >+}; >+static unsigned char fake_apicid_to_node[MAX_LOCAL_APIC] __initdata = { >+ [0 ... MAX_LOCAL_APIC-1] = NUMA_NO_NODE >+}; > static int __init find_node_by_addr(unsigned long addr) > { > int ret = NUMA_NO_NODE; No u8/u16 here? -- 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