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SubjectRe: [tip:x86/boot] x86/kaslr, ACPI/NUMA: Fix KASLR build error
On Mon, Oct 08, 2018 at 04:33:29PM +0530, Naresh Kamboju wrote:
> Linux next build for arm64 failed due to
> numa.c:34:10: fatal error: asm/kaslr.h: No such file or directory

Thanks for letting me know, I guess we could fix that with a weak
function:

---
arch/x86/include/asm/kaslr.h | 2 --
drivers/acpi/numa.c | 4 +++-
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/include/asm/kaslr.h b/arch/x86/include/asm/kaslr.h
index 95ef3fc01d12..db7ba2feb947 100644
--- a/arch/x86/include/asm/kaslr.h
+++ b/arch/x86/include/asm/kaslr.h
@@ -6,10 +6,8 @@ unsigned long kaslr_get_random_long(const char *purpose);

#ifdef CONFIG_RANDOMIZE_MEMORY
void kernel_randomize_memory(void);
-void kaslr_check_padding(void);
#else
static inline void kernel_randomize_memory(void) { }
-static inline void kaslr_check_padding(void) { }
#endif /* CONFIG_RANDOMIZE_MEMORY */

#endif
diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c
index 4408e37600ef..ba62004f4d86 100644
--- a/drivers/acpi/numa.c
+++ b/drivers/acpi/numa.c
@@ -32,7 +32,6 @@
#include <linux/numa.h>
#include <linux/nodemask.h>
#include <linux/topology.h>
-#include <asm/kaslr.h>

static nodemask_t nodes_found_map = NODE_MASK_NONE;

@@ -433,6 +432,9 @@ acpi_table_parse_srat(enum acpi_srat_type id,
handler, max_entries);
}

+/* To be overridden by architectures */
+void __init __weak kaslr_check_padding(void) { }
+
int __init acpi_numa_init(void)
{
int cnt = 0;
--
2.19.0.271.gfe8321ec057f
--
Regards/Gruss,
Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)

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