Ping again...:(

On 2015/9/21 9:53, Junling Zheng wrote:
> On 2015/8/8 16:03, Bernhard Reutner-Fischer wrote:
>> On August 7, 2015 4:28:10 AM GMT+02:00, Junling Zheng 
>> <[email protected]> wrote:
>>> Ping again...
>>
>> Sorry for the delay, will apply the outstanding patches this weekend.
> 
> Hi, Bernhard
> 
> I found that uclibc-ng had already contained this fix.
> 
> Should it be applied into uClibc?
> 
> Thanks
> 
> Junling
> 
>>
>> Cheers,
>>>
>>> This patch fixed the following issue:
>>> http://lists.uclibc.org/pipermail/uclibc/2015-May/048966.html
>>>
>>> Does anybody suffer this problem ?
>>>
>>> On 2015/7/31 18:37, Junling Zheng wrote:
>>>> Ping...
>>>>
>>>> On 2015/7/20 21:33, Junling Zheng wrote:
>>>>> When debugging a program on ARMv7 with thread-local storage declared
>>> using
>>>>> "__thread", attempting to print a thread-local variable will result
>>> in the
>>>>> following message:
>>>>>
>>>>> Cannot find thread-local storage for Thread <snip> (LWP <snip>),
>>> executable
>>>>> file /tmp/tls: capability not available
>>>>>
>>>>> This can be traced back to uclibc
>>> libpthread/nptl_db/td_thr_tls_get_addr.c
>>>>> which gdb uses to look up the address of the TLS. The function
>>> returns
>>>>> TD_NOCAPAB due to a mismatch in size between the DTV pointer and the
>>> size
>>>>> recorded in the db description. The problem lies in
>>> libpthread/nptl_db/db_info.c
>>>>> which initializes the db with the sizeof the union dtv. Instead it
>>> should
>>>>> be the sizeof a pointer to union dtv.
>>>>>
>>>>> Fixed the initial size for dtvp to sizeof a pointer, instead of
>>> sizeof
>>>>> the union.
>>>>>
>>>>> Refer to:
>>>>> http://sourceware.org/ml/libc-alpha/2006-10/msg00088.html
>>>>>
>>> https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=416b630981788c1f08e746e19765aa0e5c2a1360
>>>>>
>>>>> Signed-off-by: Junling Zheng <[email protected]>
>>>>> ---
>>>>>  libpthread/nptl_db/db_info.c | 2 +-
>>>>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>>>>
>>>>> diff --git a/libpthread/nptl_db/db_info.c
>>> b/libpthread/nptl_db/db_info.c
>>>>> index a57a053..159a027 100644
>>>>> --- a/libpthread/nptl_db/db_info.c
>>>>> +++ b/libpthread/nptl_db/db_info.c
>>>>> @@ -60,7 +60,7 @@ extern bool __nptl_initial_report_events;
>>>>>     i.e. at the very end of the area covered by TLS_PRE_TCB_SIZE. 
>>> */
>>>>>  DESC (_thread_db_pthread_dtvp,
>>>>>        TLS_PRE_TCB_SIZE + offsetof (tcbhead_t, dtv)
>>>>> -      - (TLS_TCB_SIZE == 0 ? sizeof (tcbhead_t) : 0), union dtv)
>>>>> +      - (TLS_TCB_SIZE == 0 ? sizeof (tcbhead_t) : 0), union dtv *)
>>>>>  #endif
>>>>>  
>>>>>  
>>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> uClibc mailing list
>>>> [email protected]
>>>> http://lists.busybox.net/mailman/listinfo/uclibc
>>>>
>>>>
>>>
>>>
>>> _______________________________________________
>>> uClibc mailing list
>>> [email protected]
>>> http://lists.busybox.net/mailman/listinfo/uclibc
>>
>>
>>
>> .
>>
> 
> 
> _______________________________________________
> uClibc mailing list
> [email protected]
> http://lists.busybox.net/mailman/listinfo/uclibc
> 
> 


_______________________________________________
uClibc mailing list
[email protected]
http://lists.busybox.net/mailman/listinfo/uclibc

Reply via email to