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[bug-libsigsegv] Re: [PATCH] Fix powerpc64-unknown-linux-gnu implementat

From: Eric Blake
Subject: [bug-libsigsegv] Re: [PATCH] Fix powerpc64-unknown-linux-gnu implementation.
Date: Mon, 25 Oct 2010 10:45:03 -0600
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On 10/24/2010 04:19 PM, Bruno Haible wrote:
I wrote:
By the way, stackvma-mincore.c uses a little more than 2048 bytes on the
stack, but that should be OK.

On some platforms, the minimum SIGSTKSZ is only 2 KB. So this will be needed
as well:

In fact, on Linux in general, MINSIGSTKSZ is 2 KB; and while we recommend that libsigsegv users use SIGSTKSZ instead of MINSIGSTKSZ, we might as well try to be accommodating.

--- src/stackvma-mincore.c.orig Mon Oct 25 00:16:34 2010
+++ src/stackvma-mincore.c      Sun Oct 24 19:31:47 2010
@@ -78,7 +78,7 @@
    /* Use a moderately sized VEC here, small enough that it fits on the stack
       (without requiring malloc).  */
-  pageinfo_t vec[2048];
+  pageinfo_t vec[1024];

I folded this in, and pushed.

Eric Blake   address@hidden    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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