From 0067bd8a55862ac9dd212bd1c4f6f5bff1ca1301 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Mon, 30 Nov 2009 17:34:06 -0500
Subject: [PATCH] Cut hugetlb case early for 32bit on ia64
It won't work anyway (hugetlb addresses there are way beyond 4Gb)
and it's easier to stop it here.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
arch/ia64/ia32/sys_ia32.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index 429ec968c9ee6..045b746b98081 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -858,6 +858,9 @@ ia32_do_mmap (struct file *file, unsigned long addr, unsigned long len, int prot
prot = get_prot32(prot);
+ if (flags & MAP_HUGETLB)
+ return -ENOMEM;
+
#if PAGE_SHIFT > IA32_PAGE_SHIFT
mutex_lock(&ia32_mmap_mutex);
{
--
2.30.2