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kernel/numa.c: Move logging out of numa.h

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Moving these stub functions to a .c file means we can kill a sched.h
dependency on printk.h.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2023-12-11 13:27:00 -05:00
parent 04bc786d66
commit d7a73e3f08
3 changed files with 33 additions and 13 deletions
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19
include/linux/numa.h
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@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_NUMA_H
#define _LINUX_NUMA_H
#include <linux/init.h>
#include <linux/types.h>
#ifdef CONFIG_NODES_SHIFT
@ -22,34 +23,26 @@
#endif
#ifdef CONFIG_NUMA
#include <linux/printk.h>
#include <asm/sparsemem.h>
/* Generic implementation available */
int numa_nearest_node(int node, unsigned int state);
#ifndef memory_add_physaddr_to_nid
static inline int memory_add_physaddr_to_nid(u64 start)
{
pr_info_once("Unknown online node for memory at 0x%llx, assuming node 0\n",
start);
return 0;
}
int memory_add_physaddr_to_nid(u64 start);
#endif
#ifndef phys_to_target_node
static inline int phys_to_target_node(u64 start)
{
pr_info_once("Unknown target node for memory at 0x%llx, assuming node 0\n",
start);
return 0;
}
int phys_to_target_node(u64 start);
#endif
#ifndef numa_fill_memblks
static inline int __init numa_fill_memblks(u64 start, u64 end)
{
return NUMA_NO_MEMBLK;
}
#endif
#else /* !CONFIG_NUMA */
static inline int numa_nearest_node(int node, unsigned int state)
{

1
kernel/Makefile
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@ -114,6 +114,7 @@ obj-$(CONFIG_SHADOW_CALL_STACK) += scs.o
obj-$(CONFIG_HAVE_STATIC_CALL) += static_call.o
obj-$(CONFIG_HAVE_STATIC_CALL_INLINE) += static_call_inline.o
obj-$(CONFIG_CFI_CLANG) += cfi.o
obj-$(CONFIG_NUMA) += numa.o
obj-$(CONFIG_PERF_EVENTS) += events/

26
kernel/numa.c Normal file
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@ -0,0 +1,26 @@
// SPDX-License-Identifier: GPL-2.0-or-later
#include <linux/printk.h>
#include <linux/numa.h>
/* Stub functions: */
#ifndef memory_add_physaddr_to_nid
int memory_add_physaddr_to_nid(u64 start)
{
pr_info_once("Unknown online node for memory at 0x%llx, assuming node 0\n",
start);
return 0;
}
EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid);
#endif
#ifndef phys_to_target_node
int phys_to_target_node(u64 start)
{
pr_info_once("Unknown target node for memory at 0x%llx, assuming node 0\n",
start);
return 0;
}
EXPORT_SYMBOL_GPL(phys_to_target_node);
#endif