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Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully
From: |
Chen Gang S |
Subject: |
Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user. |
Date: |
Fri, 13 Feb 2015 14:34:53 +0800 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
On 2/13/15 13:43, Peter Maydell wrote:
> On 13 February 2015 at 05:44, Chen Gang S <address@hidden> wrote:
>> Which issue of correctness will occur? I can not enum it.
>
> If the Linux kernel does not implement these syscalls then
> QEMU must not either. Attempting them should fail, same as
> if you attempted them with the real kernel.
>
>> - linux-user already bypasses target linux kernel, and libc for tilegx
>> can not generate these calls (not defined for libc, either).
>
> Just because libc doesn't try to do these things doesn't mean
> QEMU should do the wrong thing for them.
>
>> - For any informal using, linux-user can still operate NR_open and
>> others, it is harmless.
>
> But it is still wrong.
>
OK, I shall send patch v3 for it, after all related patches are reviewed.
Thanks.
--
Chen Gang
Open, share, and attitude like air, water, and life which God blessed
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., (continued)
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Chris Metcalf, 2015/02/12
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Chen Gang S, 2015/02/12
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Peter Maydell, 2015/02/12
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Chen Gang S, 2015/02/13
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Peter Maydell, 2015/02/13
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user.,
Chen Gang S <=
Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Peter Maydell, 2015/02/11