[PATCH v1 3/7] crashdump/x86: identify elfcorehdr segment for hotplug
Eric DeVolder
eric.devolder at oracle.com
Thu Oct 20 10:03:40 PDT 2022
Identify and record the elfcorehdr buffer so that it can be
excluded from the purgatory checksum/digest if --hotplug is
in effect.
Signed-off-by: Eric DeVolder <eric.devolder at oracle.com>
---
kexec/arch/i386/crashdump-x86.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/kexec/arch/i386/crashdump-x86.c b/kexec/arch/i386/crashdump-x86.c
index df1f24c..cb86ca7 100644
--- a/kexec/arch/i386/crashdump-x86.c
+++ b/kexec/arch/i386/crashdump-x86.c
@@ -956,6 +956,9 @@ int load_crashdump_segments(struct kexec_info *info, char* mod_cmdline,
} else {
memsz = bufsz;
}
+
+ /* Record the location of the elfcorehdr for hotplug handling */
+ info->elfcorehdr =
elfcorehdr = add_buffer(info, tmp, bufsz, memsz, align, min_base,
max_addr, -1);
dbgprintf("Created elf header segment at 0x%lx\n", elfcorehdr);
--
2.31.1
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