Re: [PATCH] parisc: futex: Use same lock set as lws calls

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Oct 21, 2011 at 2:11 PM, John David Anglin <dave.anglin@xxxxxxxx> wrote:
> On 10/21/2011 1:42 PM, John David Anglin wrote:
>>
>> Yes.  The issue here is expand_call doesn't appear to be aware that
>> loading the
>> address of a __thread variable may require a call.  Thus, it just emits an
>> insn to
>> load r26.  This load is dead because r26 is reloaded for the call to
>> __tls_get_addr.
>
> It appears this may be caused by treating TLS symbols as legitimate
> constants.

Which they are not in any of the *_DYNAMIC modes, because the dynamic
linker is involved in their placement.

Cheers,
Carlos.
--
To unsubscribe from this list: send the line "unsubscribe linux-parisc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux SoC]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux