[PATCH][AARCH64][BZ #16850]Increase MINSIGSTKSZ & SIGSTKSZ

[Will Newton]

On 14 November 2014 10:15, Renlin Li <renlin.li@arm.com> wrote:
> Hi all,
>
> This patch duplicates sysdeps/unix/sysv/linux/bits/sigstack.h into
> sysdeps/unix/sysv/linux/aarch64/bits/sigstack.h and modifies only SIGSTCKSZ
> and MINSIGSTKSZ.
>
> The ucontext_t is 4560 bytes, siginfo_t is 128 bytes. The required sigframe
> is far larger than the current default MINSIGSTKSZ (which is 2048). Thus, I
> increase MINSIGSTKSZ to 8192, and adjust SIGSTCKSZ accordingly.
>
> Glibc has been build and test on the model, no new issues.
>
> Okay to commit?
>
> ChangeLog:
>
> 2014-11-14  Renlin Li  <Renlin.Li@arm.com>
>     [BZ #16850]
>     * sysdeps/unix/sysv/linux/aarch64/bits/sigstack.h: New.

I believe this should be synchronized with the value of this constant
in the kernel.

-- 
Will Newton
Toolchain Working Group, Linaro