Re: [loongson-PATCH-v2 23/23] Hibernation Support in mips system

[Arnaud Patard <apatard@mandriva.com>]

wuzhangjin@gmail.com writes:

Hi,

[...]

> +LEAF(swsusp_arch_resume)
> +     PTR_L t0, restore_pblist
> +0:
> +     PTR_L t1, PBE_ADDRESS(t0)   /* source */
> +     PTR_L t2, PBE_ORIG_ADDRESS(t0) /* destination */
> +     PTR_ADDIU t3, t1, _PAGE_SIZE
> +1:
> +     REG_L t8, (t1)
> +     REG_S t8, (t2)
> +     PTR_ADDIU t1, t1, SZREG
> +     PTR_ADDIU t2, t2, SZREG
> +     bne t1, t3, 1b
> +     PTR_L t0, PBE_NEXT(t0)
> +     bnez t0, 0b

you really need to flush cache/tlb here. If you don't do that you'll get
some weird bugs.


Arnaud