Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=625d6cffcac1c96faa18d629f1271d63af0e05f2
Commit:     625d6cffcac1c96faa18d629f1271d63af0e05f2
Parent:     c84d6af881be84687fa924f16b2f4b4690354165
Author:     Mike Travis <[EMAIL PROTECTED]>
AuthorDate: Wed Jan 30 13:33:25 2008 +0100
Committer:  Ingo Molnar <[EMAIL PROTECTED]>
CommitDate: Wed Jan 30 13:33:25 2008 +0100

    x86: fix early cpu_to_node panic from nr_free_zone_pages
    
    call early_cpu_to_node() since per_cpu(cpu_to_node_map) might not be setup
    yet.
    
    I also had to export x86_cpu_to_node_map_early_ptr because of some calls
    from the network code to numa_node_id():
    
        net/ipv4/netfilter/arp_tables.c:
        net/ipv4/netfilter/ip_tables.c:
        net/ipv4/netfilter/ip_tables.c:
    
    Signed-off-by: Mike Travis <[EMAIL PROTECTED]>
    Cc: Andi Kleen <[EMAIL PROTECTED]>
    Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
    Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
    Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
---
 arch/x86/mm/numa_64.c      |    2 --
 include/asm-x86/topology.h |    2 ++
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 70b463a..441af4e 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -37,9 +37,7 @@ u16 x86_cpu_to_node_map_init[NR_CPUS] = {
 void *x86_cpu_to_node_map_early_ptr;
 DEFINE_PER_CPU(u16, x86_cpu_to_node_map) = NUMA_NO_NODE;
 EXPORT_PER_CPU_SYMBOL(x86_cpu_to_node_map);
-#ifdef CONFIG_DEBUG_PER_CPU_MAPS
 EXPORT_SYMBOL(x86_cpu_to_node_map_early_ptr);
-#endif
 
 u16 apicid_to_node[MAX_LOCAL_APIC] __cpuinitdata = {
        [0 ... MAX_LOCAL_APIC-1] = NUMA_NO_NODE
diff --git a/include/asm-x86/topology.h b/include/asm-x86/topology.h
index 9a8228a..7b0cce2 100644
--- a/include/asm-x86/topology.h
+++ b/include/asm-x86/topology.h
@@ -37,6 +37,8 @@ extern u8 cpu_to_node_map[];
 DECLARE_PER_CPU(u16, x86_cpu_to_node_map);
 extern u16 x86_cpu_to_node_map_init[];
 extern void *x86_cpu_to_node_map_early_ptr;
+/* Returns the number of the current Node. */
+#define numa_node_id()         (early_cpu_to_node(raw_smp_processor_id()))
 #endif
 
 extern cpumask_t node_to_cpumask_map[];
-
To unsubscribe from this list: send the line "unsubscribe git-commits-head" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to