On 04/11/14 at 10:24am, Dave Young wrote:
> On 04/10/14 at 05:12pm, WANG Chao wrote:
> > Now memmap_p contains all the memory range for 2nd kernel boot.
>
> Hi, the patch description is not infomative, I still do not get the idea
> why this patch is need, what it is doing..
>
> >
> > 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;
>
> Probably size = end - start + 1;
Right. end is inclusive. Will fix.
>
> > + add_memmap(memmap_p, &nr_memmap_p, start, size, type);
> > cmdline_add_memmap_acpi(mod_cmdline, start, end);
> > }
> > return 0;
> > --
> > 1.8.5.3
> >
