> -----Original Messages-----
> From: "Peter Maydell" <peter.mayd...@linaro.org>
> Sent Time: 2018-03-12 19:40:22 (Monday)
> To: "Su Hang" <suhan...@mails.ucas.ac.cn>
> Cc: "thomas huth" <th...@redhat.com>, "QEMU Developers" 
> <qemu-devel@nongnu.org>
> Subject: Re: [Qemu-devel] BiteSizedTasks: API conversion
> On 12 March 2018 at 11:24, Su Hang <suhan...@mails.ucas.ac.cn> wrote:

> list. Any individual conversion of a callsite is probably small
> enough to be bite-sized, but you shouldn't consider "change
> everywhere" to be a single small task.)

> and I think that would be the best thing:
>  (1) have address_space_write_rom() which takes the extra
>  MemTxAttrs argument and returns the MemTxResult, and
>  make cpu_physical_memory_write_rom() just be a trivial
>  wrapper around it
>  (2) then change the callers to use address_space_write_rom()
>  (3) remove the cpu_physical_memory_write_rom() wrapper
> Step 2 is the harder part, because really it requires looking at
> the call sites to see what they should do if the memory access
> fails.
> thanks
> -- PMM

Thanks for your suggestion, I will work on it, step by step.

Su Hang

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