[tip:x86/urgent] x86, compat: Correct broken TASK_SIZE for ia32 a. out binaries

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Commit-ID:  2be8e9ec677d6dfd4268b80e1ccd7d21777b86e3
Gitweb:     http://git.kernel.org/tip/2be8e9ec677d6dfd4268b80e1ccd7d21777b86e3
Author:     Al Viro <viro@xxxxxxxxxxxxxxxxxx>
AuthorDate: Sun, 6 May 2012 17:20:00 +0100
Committer:  H. Peter Anvin <hpa@xxxxxxxxx>
CommitDate: Sun, 6 May 2012 09:53:15 -0700

x86, compat: Correct broken TASK_SIZE for ia32 a.out binaries

Setting TIF_IA32 in load_aout_binary() used to be enough; these days
TASK_SIZE is controlled by TIF_ADDR32 and that one doesn't get set
there.  Switch to use of set_personality_ia32()...

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/20120506162000.GT6871@xxxxxxxxxxxxxxxxxx
Signed-off-by: H. Peter Anvin <hpa@xxxxxxxxx>
---
 arch/x86/ia32/ia32_aout.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c
index d511d95..4c979cf 100644
--- a/arch/x86/ia32/ia32_aout.c
+++ b/arch/x86/ia32/ia32_aout.c
@@ -296,8 +296,7 @@ static int load_aout_binary(struct linux_binprm *bprm, struct pt_regs *regs)
 
 	/* OK, This is the point of no return */
 	set_personality(PER_LINUX);
-	set_thread_flag(TIF_IA32);
-	current->mm->context.ia32_compat = 1;
+	set_personality_ia32(false);
 
 	setup_new_exec(bprm);
 
--
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