Re: [Fastboot] [PATCH] /proc/cpumem

[Vivek Goyal <vgoyal@in.ibm.com>]

Hi,

On Wed, 2005-02-16 at 14:19, Itsuro Oda wrote:

> 
> BTW, does not kexec/kdump run on 2.6.11-rc3-mm2 ?
> How do I get and examine the latest kexec/kdump ?

Currently kdump is broken. I am working on Elf Header generation part in
kexec-tools. Next week I should be able to post the initial patches.

---
> --- linux-2.6.11-rc3-mm2/arch/i386/mm/init.c    2005-02-16
> 15:36:29.000000000 +0900
> +++ linux-2.6.11-rc3-mm2-test/arch/i386/mm/init.c       2005-02-16
> 23:32:29.499709752 +0900
> @@ -248,6 +248,47 @@
>         return 0;
>  }
>  
> +int valid_phys_addr_range(unsigned long long phys_addr, size_t *size)
> +{
> +       int i;
> +       unsigned long long addr, end;
> +       efi_memory_desc_t *md;
> +
> +       if (efi_enabled) {
> +               for (i = 0; i < memmap.nr_map; i++) {
> +                       md = &memmap.map[i];
> +                       if (!is_available_memory(md)) {
> +                               continue;
> +                       }
> +                       addr = md->phys_addr;
> +                       end = md->phys_addr + (md->num_pages <<
> EFI_PAGE_SHIFT);
> +                       if ((phys_addr >= addr) && (phys_addr < end)) {
> +                               if (*size > end - phys_addr) {
> +                                       *size = end - phys_addr;
> +                               }
> +                               return 1;
> +                       }
> +               }
> +               return 0;
> +       }


I thought efi related data structures are of type __initdata and will be gone after initilization. (efi.c)


Thanks
Vivek