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| author |  Alexander Gordeev <agordeev@linux.ibm.com>
| 2023-08-11 10:10:53 +0200 |
|---|---|---|
| committer | Alexander Gordeev <agordeev@linux.ibm.com>
| 2024-04-17 13:38:01 +0200 |
| commit | 378e32aa81971e8f5594372c6a9d75aa3cf52c99 (patch) | |
| tree | a0c5e9e67f0689912b4061d29174da65cf2c670c | |
| parent | s390/os_info: Store virtual memory layout (diff) | |
| download | linux-378e32aa81971e8f5594372c6a9d75aa3cf52c99.tar.gz linux-378e32aa81971e8f5594372c6a9d75aa3cf52c99.tar.bz2 linux-378e32aa81971e8f5594372c6a9d75aa3cf52c99.zip | |
s390/vmcoreinfo: Store virtual memory layout
This is a preparatory rework to allow uncoupling virtual
and physical addresses spaces.
The virtual memory layout is needed for address translation
by crash tool when /proc/kcore device is used as the memory
image.
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
| -rw-r--r-- | arch/s390/kernel/vmcore_info.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/kernel/vmcore_info.c b/arch/s390/kernel/vmcore_info.c index d296dfc22191..23f7d7619a99 100644 --- a/arch/s390/kernel/vmcore_info.c +++ b/arch/s390/kernel/vmcore_info.c @@ -14,7 +14,9 @@ void arch_crash_save_vmcoreinfo(void) VMCOREINFO_LENGTH(lowcore_ptr, NR_CPUS); vmcoreinfo_append_str("SAMODE31=%lx\n", (unsigned long)__samode31); vmcoreinfo_append_str("EAMODE31=%lx\n", (unsigned long)__eamode31); + vmcoreinfo_append_str("IDENTITYBASE=%lx\n", __identity_base); vmcoreinfo_append_str("KERNELOFFSET=%lx\n", kaslr_offset()); + vmcoreinfo_append_str("KERNELOFFPHYS=%lx\n", __kaslr_offset_phys); abs_lc = get_abs_lowcore(); abs_lc->vmcore_info = paddr_vmcoreinfo_note(); put_abs_lowcore(abs_lc); |