From: Al Viro <viro@ftp.linux.org.uk>
Date: Thu, 18 Aug 2011 19:10:19 +0000 (+0100)
Subject: um: increase stack growth cushion in pagefault
X-Git-Tag: v3.2-rc1~87^2~28
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c7ea591c91162a203a5961d69f5c86a6ef9d50c1;p=pandora-kernel.git

um: increase stack growth cushion in pagefault

analog of [PATCH] i386: let usermode execute the "enter" instruction from
circa 2006.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
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