diff options
author | Russell King <rmk@arm.linux.org.uk> | 2016-06-06 18:01:18 +0100 |
---|---|---|
committer | Simon Horman <horms@verge.net.au> | 2016-06-08 09:24:10 +0900 |
commit | 2f10ffb193c219709f3079854a15718ad872f40e (patch) | |
tree | fd10a8ba6b7542b4a4d649635da4c43d0ea612fb | |
parent | fbee2f01cddffebc347e80d99ce0faf418e163b4 (diff) |
arm: fix type of phys_offset
Some LPAE systems may have phys_offset above the 4GB mark. Hence, we
need phys_offset to be a 64-bit integer.
Reviewed-by: Pratyush Anand <panand@redhat.com>
Signed-off-by: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Simon Horman <horms@verge.net.au>
-rw-r--r-- | kexec/arch/arm/crashdump-arm.c | 4 | ||||
-rw-r--r-- | kexec/arch/arm/crashdump-arm.h | 1 | ||||
-rw-r--r-- | kexec/arch/arm/phys_to_virt.c | 4 | ||||
-rw-r--r-- | kexec/arch/arm/phys_to_virt.h | 8 |
4 files changed, 13 insertions, 4 deletions
diff --git a/kexec/arch/arm/crashdump-arm.c b/kexec/arch/arm/crashdump-arm.c index 2dc8846..2589582 100644 --- a/kexec/arch/arm/crashdump-arm.c +++ b/kexec/arch/arm/crashdump-arm.c @@ -33,6 +33,7 @@ #include "../../mem_regions.h" #include "crashdump-arm.h" #include "iomem.h" +#include "phys_to_virt.h" #if __BYTE_ORDER == __LITTLE_ENDIAN #define ELFDATANATIVE ELFDATA2LSB @@ -70,7 +71,6 @@ static struct crash_elf_info elf_info = { .page_offset = DEFAULT_PAGE_OFFSET, }; -unsigned long phys_offset; extern unsigned long long user_page_offset; /* Retrieve kernel _stext symbol virtual address from /proc/kallsyms */ @@ -293,7 +293,7 @@ int load_crashdump_segments(struct kexec_info *info, char *mod_cmdline) * region as PHYS_OFFSET. */ phys_offset = usablemem_rgns.ranges->start; - dbgprintf("phys_offset: %#lx\n", phys_offset); + dbgprintf("phys_offset: %#llx\n", phys_offset); if (get_kernel_page_offset(info, &elf_info)) return -1; diff --git a/kexec/arch/arm/crashdump-arm.h b/kexec/arch/arm/crashdump-arm.h index 7314960..6e87b13 100644 --- a/kexec/arch/arm/crashdump-arm.h +++ b/kexec/arch/arm/crashdump-arm.h @@ -16,7 +16,6 @@ extern struct memory_ranges usablemem_rgns; struct kexec_info; -extern unsigned long phys_offset; extern int load_crashdump_segments(struct kexec_info *, char *); #ifdef __cplusplus diff --git a/kexec/arch/arm/phys_to_virt.c b/kexec/arch/arm/phys_to_virt.c index c2fe2ea..46a4f68 100644 --- a/kexec/arch/arm/phys_to_virt.c +++ b/kexec/arch/arm/phys_to_virt.c @@ -1,6 +1,8 @@ #include "../../kexec.h" #include "../../crashdump.h" -#include "crashdump-arm.h" +#include "phys_to_virt.h" + +uint64_t phys_offset; /** * phys_to_virt() - translate physical address to virtual address diff --git a/kexec/arch/arm/phys_to_virt.h b/kexec/arch/arm/phys_to_virt.h new file mode 100644 index 0000000..b3147dd --- /dev/null +++ b/kexec/arch/arm/phys_to_virt.h @@ -0,0 +1,8 @@ +#ifndef PHYS_TO_VIRT_H +#define PHYS_TO_VIRT_H + +#include <stdint.h> + +extern uint64_t phys_offset; + +#endif |