On Fri, Apr 11, 2014 at 10:23:24AM +0800, WANG Chao wrote:
> Now memmap_p contains all the memory range for 2nd kernel boot.
Could you please include a fuller explanation of what this patch
achieves and the motivation for it.
>
> Signed-off-by: WANG Chao <chaowang at redhat.com>
> ---
> kexec/arch/i386/crashdump-x86.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/kexec/arch/i386/crashdump-x86.c b/kexec/arch/i386/crashdump-x86.c
> index e695eaf..43eb8f7 100644
> --- a/kexec/arch/i386/crashdump-x86.c
> +++ b/kexec/arch/i386/crashdump-x86.c
> @@ -1006,12 +1006,15 @@ int load_crashdump_segments(struct kexec_info *info, char* mod_cmdline,
>
> /* Inform second kernel about the presence of ACPI tables. */
> for (i = 0; i < CRASH_MAX_MEMORY_RANGES; i++) {
> - unsigned long start, end;
> + unsigned long start, end, size, type;
> if ( !( mem_range[i].type == RANGE_ACPI
> || mem_range[i].type == RANGE_ACPI_NVS) )
> continue;
> start = mem_range[i].start;
> end = mem_range[i].end;
> + type = mem_range[i].type;
> + size = end - start;
> + add_memmap(memmap_p, &nr_memmap_p, start, size, type);
> cmdline_add_memmap_acpi(mod_cmdline, start, end);
> }
> return 0;
> --
> 1.8.5.3
>
