[PATCH] ARM64: kasan: print memory assignment
Andrey Ryabinin
a.ryabinin at samsung.com
Tue May 26 06:13:03 PDT 2015
On 05/26/2015 12:27 PM, Linus Walleij wrote:
> This prints out the virtual memory assigned to KASan in the
> boot crawl along with other memory assignments, if and only
> if KASan is activated.
>
> Example dmesg from the Juno Development board:
>
> Memory: 1691156K/2080768K available (5465K kernel code, 444K rwdata,
> 2160K rodata, 340K init, 217K bss, 373228K reserved, 16384K cma-reserved)
> Virtual kernel memory layout:
> kasan : 0xffffff8000000000 - 0xffffff9000000000 ( 64 MB)
> vmalloc : 0xffffff9000000000 - 0xffffffbdbfff0000 ( 182 GB)
> vmemmap : 0xffffffbdc0000000 - 0xffffffbfc0000000 ( 8 GB maximum)
> 0xffffffbdc2000000 - 0xffffffbdc3fc0000 ( 31 MB actual)
> fixed : 0xffffffbffabfd000 - 0xffffffbffac00000 ( 12 KB)
> PCI I/O : 0xffffffbffae00000 - 0xffffffbffbe00000 ( 16 MB)
> modules : 0xffffffbffc000000 - 0xffffffc000000000 ( 64 MB)
> memory : 0xffffffc000000000 - 0xffffffc07f000000 ( 2032 MB)
> .init : 0xffffffc0007f5000 - 0xffffffc00084a000 ( 340 KB)
> .text : 0xffffffc000080000 - 0xffffffc0007f45b4 ( 7634 KB)
> .data : 0xffffffc000850000 - 0xffffffc0008bf200 ( 445 KB)
>
> Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
> ---
> Done on top of Andrey's patch set obviously.
>
> Andrey: do what you want with this, I think it's kinda nice,
> you can harvest this patch for your patch series if you like,
> or squash into the ARM64 enablement patch, I have no preference.
Thanks. I'll fix s/MB/GB and grab it.
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