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Date:	Tue, 6 Oct 2015 11:19:57 +0100
From:	Will Deacon <will.deacon@....com>
To:	Manjeet Pawar <manjeet.p@...sung.com>
Cc:	catalin.marinas@....com, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Akhilesh Kumar <akhilesh.k@...sung.com>,
	Rohit Thapliyal <r.thapliyal@...sung.com>, pankaj.m@...sung.com
Subject: Re: [PATCHv2] ARM64:Fix MINSIGSTKSZ and SIGSTKSZ

On Tue, Oct 06, 2015 at 11:05:43AM +0530, Manjeet Pawar wrote:
> MINSIGSTKSZ and SIGSTKSZ for ARM64 are not correctly set in latest kernel.
> This patch fixes this issue.
> 
> This issue is reported in LTP (testcase: sigaltstack02.c).
> Testcase failed when sigaltstack() called with stack size "MINSIGSTKSZ - 1"
> Since in Glibc-2.22, MINSIGSTKSZ is set to 5120 but in kernel
> it is set to 2048 so testcase gets failed.
> 
> Testcase Output:
> sigaltstack02 1  TPASS  :  stgaltstack() fails, Invalid Flag value,errno:22
> sigaltstack02 2  TFAIL  :  sigaltstack() returned 0, expected -1,errno:12

This test passes for me. What are you doing to trigger the failure?

Will
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