Re: [dm-devel] dmsetup fails on latest kernel

["Kasatkin, Dmitry" <dmitry kasatkin intel com>]

On Thu, Jan 19, 2012 at 9:58 PM, H. Peter Anvin <hpa linux intel com> wrote:
> On 01/19/2012 11:05 AM, Linus Torvalds wrote:
>>>
>>>
>>> Hi,
>>>
>>> I have bisected the problem...
>>>
>>> It is introduced by this commit:
>>>
>>> 303395ac3bf3e2cb488435537d416bc840438fcb is the first bad commit
>>> commit 303395ac3bf3e2cb488435537d416bc840438fcb
>>> Author: H. Peter Anvin<hpa linux intel com>
>>> Date:   Fri Nov 11 16:07:41 2011 -0800
>>>
>>>    x86: Generate system call tables and unistd_*.h from tables
>>
>>
>> Interesting. I just munged the old pre-merge
>>
>>   arch/x86/kernel/syscall_table_32.S
>>
>> and the new
>>
>>   arch/x86/syscalls/syscall_32.tbl
>>
>> with some trivial shell scripting, and they are definitely identical.
>>
>> So the tables look like they match 1:1.
>>
>> The compat tables match too, except the new list contains the entry
>> for bdflush (134), but that's a legacy thing that doesn't matter.
>>
>> I wonder what else could be going on. Wrong number of system calls
>> check? Peter, any ideas?
>>
>
> Not off the top of my head.  I will try to reproduce this and see what the
> problem is.  Dmitry, what version of binutils and gcc are you using?  It
> could be that there is a toolchain problem.
>

gcc (Ubuntu/Linaro 4.6.1-9ubuntu3) 4.6.1
binutils 2.21.53.20110810-0ubuntu5.1


>        -hpa
>
>