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-rw-r--r--kexec/arch/i386/crashdump-x86.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kexec/arch/i386/crashdump-x86.c b/kexec/arch/i386/crashdump-x86.c
index cb86ca71..a01031e5 100644
--- a/kexec/arch/i386/crashdump-x86.c
+++ b/kexec/arch/i386/crashdump-x86.c
@@ -957,6 +957,14 @@ int load_crashdump_segments(struct kexec_info *info, char* mod_cmdline,
memsz = bufsz;
}
+ /* For hotplug support, override the minimum necessary size just
+ * computed with the value from /sys/kernel/crash_elfcorehdr_size.
+ * Properly align the size as well.
+ */
+ if (do_hotplug) {
+ memsz = _ALIGN(elfcorehdrsz, align);
+ }
+
/* Record the location of the elfcorehdr for hotplug handling */
info->elfcorehdr =
elfcorehdr = add_buffer(info, tmp, bufsz, memsz, align, min_base,