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authorAl Viro <viro@zeniv.linux.org.uk>2009-11-30 17:34:06 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2009-12-11 06:34:10 -0500
commit0067bd8a55862ac9dd212bd1c4f6f5bff1ca1301 (patch)
tree85e4ba1eac7d0e5b15cdf87a184669ca044b0304
parent564b3bffc619dcbdd160de597b0547a7017ea010 (diff)
downloadop-kernel-dev-0067bd8a55862ac9dd212bd1c4f6f5bff1ca1301.zip
op-kernel-dev-0067bd8a55862ac9dd212bd1c4f6f5bff1ca1301.tar.gz
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>
-rw-r--r--arch/ia64/ia32/sys_ia32.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index 429ec96..045b746b 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);
{
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