diff options
author | Alexander Gordeev <agordeev@linux.ibm.com> | 2023-08-11 11:07:31 +0300 |
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committer | Alexander Gordeev <agordeev@linux.ibm.com> | 2024-04-17 14:38:01 +0300 |
commit | 8572f52518f69842d983b45eefa7d4efccd233de (patch) | |
tree | 4efeb7bfa3256b2e4be0bb2eb93880c398a32af9 /arch/s390/include/asm | |
parent | 88702793c5b4ef127a1f57d76920a80f70d081a7 (diff) | |
download | linux-8572f52518f69842d983b45eefa7d4efccd233de.tar.xz |
s390/os_info: Store virtual memory layout
This is a preparatory rework to allow uncoupling virtual
and physical addresses spaces.
The virtual memory layout will be read out by makedumpfile,
crash and other user tools for virtual address translation.
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Diffstat (limited to 'arch/s390/include/asm')
-rw-r--r-- | arch/s390/include/asm/os_info.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/s390/include/asm/os_info.h b/arch/s390/include/asm/os_info.h index d2f4ba67c006..621d49aa9c8d 100644 --- a/arch/s390/include/asm/os_info.h +++ b/arch/s390/include/asm/os_info.h @@ -18,6 +18,12 @@ #define OS_INFO_REIPL_BLOCK 1 #define OS_INFO_FLAGS_ENTRY 2 #define OS_INFO_RESERVED 3 +#define OS_INFO_IDENTITY_BASE 4 +#define OS_INFO_KASLR_OFFSET 5 +#define OS_INFO_KASLR_OFF_PHYS 6 +#define OS_INFO_VMEMMAP 7 +#define OS_INFO_AMODE31_START 8 +#define OS_INFO_AMODE31_END 9 #define OS_INFO_FLAG_REIPL_CLEAR (1UL << 0) @@ -37,8 +43,8 @@ struct os_info { u16 version_minor; u64 crashkernel_addr; u64 crashkernel_size; - struct os_info_entry entry[4]; - u8 reserved[3984]; + struct os_info_entry entry[10]; + u8 reserved[3864]; } __packed; void os_info_init(void); |