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Subject[PATCH 16/26] x86-64, NUMA: Kill {acpi|amd|dummy}_scan_nodes()
Date
They are empty now.  Kill them.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Shaohui Zheng <shaohui.zheng@intel.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: H. Peter Anvin <hpa@linux.intel.com>
---
arch/x86/include/asm/acpi.h | 1 -
arch/x86/include/asm/amd_nb.h | 1 -
arch/x86/mm/amdtopology_64.c | 5 -----
arch/x86/mm/numa_64.c | 11 -----------
arch/x86/mm/srat_64.c | 8 --------
5 files changed, 0 insertions(+), 26 deletions(-)

diff --git a/arch/x86/include/asm/acpi.h b/arch/x86/include/asm/acpi.h
index 12bd1fd..cfa3d5c 100644
--- a/arch/x86/include/asm/acpi.h
+++ b/arch/x86/include/asm/acpi.h
@@ -186,7 +186,6 @@ struct bootnode;
#ifdef CONFIG_ACPI_NUMA
extern int acpi_numa;
extern int x86_acpi_numa_init(void);
-extern int acpi_scan_nodes(void);

#ifdef CONFIG_NUMA_EMU
extern void acpi_fake_nodes(const struct bootnode *fake_nodes,
diff --git a/arch/x86/include/asm/amd_nb.h b/arch/x86/include/asm/amd_nb.h
index 765966f..627aff3 100644
--- a/arch/x86/include/asm/amd_nb.h
+++ b/arch/x86/include/asm/amd_nb.h
@@ -17,7 +17,6 @@ extern int early_is_amd_nb(u32 value);
extern int amd_cache_northbridges(void);
extern void amd_flush_garts(void);
extern int amd_numa_init(void);
-extern int amd_scan_nodes(void);

#ifdef CONFIG_NUMA_EMU
extern void amd_fake_nodes(const struct bootnode *nodes, int nr_nodes);
diff --git a/arch/x86/mm/amdtopology_64.c b/arch/x86/mm/amdtopology_64.c
index 9c9f46a..90cf297 100644
--- a/arch/x86/mm/amdtopology_64.c
+++ b/arch/x86/mm/amdtopology_64.c
@@ -259,8 +259,3 @@ void __init amd_fake_nodes(const struct bootnode *nodes, int nr_nodes)
memcpy(__apicid_to_node, fake_apicid_to_node, sizeof(__apicid_to_node));
}
#endif /* CONFIG_NUMA_EMU */
-
-int __init amd_scan_nodes(void)
-{
- return 0;
-}
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 062649d..be173c4 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -769,25 +769,17 @@ static int dummy_numa_init(void)
return 0;
}

-static int dummy_scan_nodes(void)
-{
- return 0;
-}
-
void __init initmem_init(void)
{
int (*numa_init[])(void) = { [2] = dummy_numa_init };
- int (*scan_nodes[])(void) = { [2] = dummy_scan_nodes };
int i, j;

if (!numa_off) {
#ifdef CONFIG_ACPI_NUMA
numa_init[0] = x86_acpi_numa_init;
- scan_nodes[0] = acpi_scan_nodes;
#endif
#ifdef CONFIG_AMD_NUMA
numa_init[1] = amd_numa_init;
- scan_nodes[1] = amd_scan_nodes;
#endif
}

@@ -831,9 +823,6 @@ void __init initmem_init(void)
if (numa_register_memblks() < 0)
continue;

- if (scan_nodes[i]() < 0)
- continue;
-
for (j = 0; j < nr_cpu_ids; j++) {
int nid = early_cpu_to_node(j);

diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c
index 4a2c33b..d56eff8 100644
--- a/arch/x86/mm/srat_64.c
+++ b/arch/x86/mm/srat_64.c
@@ -270,14 +270,6 @@ int __init x86_acpi_numa_init(void)
return srat_disabled() ? -EINVAL : 0;
}

-/* Use the information discovered above to actually set up the nodes. */
-int __init acpi_scan_nodes(void)
-{
- if (acpi_numa <= 0)
- return -1;
- return 0;
-}
-
#ifdef CONFIG_NUMA_EMU
static int fake_node_to_pxm_map[MAX_NUMNODES] __initdata = {
[0 ... MAX_NUMNODES-1] = PXM_INVAL
--
1.7.1


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