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[PATCH v2] Fix stack memory protection on targets where the stack grows upward

From: John David Anglin <dave dot anglin at bell dot net>
To: Andreas Schwab <schwab at linux-m68k dot org>
Cc: GNU C Library <libc-alpha at sourceware dot org>, Carlos O'Donell <carlos at redhat dot com>, Mike Frysinger <vapier at gentoo dot org>, Aurelien Jarno <aurelien at aurel32 dot net>, Helge Deller <deller at gmx dot de>
Date: Mon, 17 Apr 2017 08:13:22 -0400
Subject: [PATCH v2] Fix stack memory protection on targets where the stack grows upward
Authentication-results: sourceware.org; auth=none
References: <AAC3E651-7095-4CCA-BABA-498347523392@bell.net> <87mvbgnmm2.fsf@linux-m68k.org>

On 2017-04-16, at 4:06 PM, Andreas Schwab wrote:

> On Apr 16 2017, John David Anglin <dave.anglin@bell.net> wrote:
> 
>> +	  char *new_guard = (char *)(((uintptr_t) pd - guardsize) & ~pagesize_m1);
>> +	  char *old_guard = (char *)(((uintptr_t) pd - pd->guardsize) & ~pagesize_m1);
> 
> The lines are too long.

The long lines are fixed in this version.  Otherwise, unchanged.

Dave
--
John David Anglin	dave.anglin@bell.net

Attachment: allocatestack-v2.d.txt
Description: Text document

References:
- [PATCH] Fix stack memory protection on targets where the stack grows upward
  - From: John David Anglin
- Re: [PATCH] Fix stack memory protection on targets where the stack grows upward
  - From: Andreas Schwab

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