[PATCH 2/3] nptl: Fix start_thread() for _STACK_GROWS_UP

[Carmelo AMOROSO]

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On 1/19/2011 10:55 AM, Will Newton wrote:
> On Wed, Jan 19, 2011 at 9:14 AM, Carmelo AMOROSO <carmelo.amoroso at st.com> wrote:
>  >> diff --git a/libpthread/nptl/pthread_create.c b/libpthread/nptl/pthread_create.c
>  >> index 63e5588..42ffbaf 100644
>  >> --- a/libpthread/nptl/pthread_create.c
>  >> +++ b/libpthread/nptl/pthread_create.c
>  >> @@ -383,7 +383,8 @@ start_thread (void *arg)
>  >> char *sp = CURRENT_STACK_FRAME;
>  >> size_t freesize = (sp - (char *) pd->stackblock) & ~pagesize_m1;
>  >> #else
>  >> -# error "to do"
>  >> + char *sp = CURRENT_STACK_FRAME;
>  >> + size_t freesize = ((char *) pd->stackblock - sp) & ~pagesize_m1;
>  >> #endif
>  >> assert (freesize < pd->stackblock_size);
>  >> if (freesize > PTHREAD_STACK_MIN)
>  >> --
>  >> 1.7.2.2
>  >> _______________________________________________
>  >> uClibc mailing list
>  >> uClibc at uclibc.org
>  >> http://lists.busybox.net/mailman/listinfo/uclibc
>  >>
>  >
>  > Lookg good. On which arch have you tested it ?
> 
> Our arch is currently out of tree. I think the only other arch with
> this kind of upside down stack is parisc, but I haven't been able to
> test on of those.
> 
ok, thanks.

carmelo

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