Commit-ID: 6a491e2e3e52a64c6d88a192c56499d931842ac5
Gitweb: http://git.kernel.org/tip/6a491e2e3e52a64c6d88a192c56499d931842ac5
Author: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
AuthorDate: Thu, 2 Apr 2009 16:44:38 -0700
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Fri, 3 Apr 2009 18:39:05 +0200
x86: fix is_io_mapping_possible() build warning on i386 allnoconfig
i386 allnoconfig:
arch/x86/mm/iomap_32.c: In function 'is_io_mapping_possible':
arch/x86/mm/iomap_32.c:27: warning: comparison is always false due to limited range of data type
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
arch/x86/mm/iomap_32.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/x86/mm/iomap_32.c b/arch/x86/mm/iomap_32.c
index e331f77..8056545 100644
--- a/arch/x86/mm/iomap_32.c
+++ b/arch/x86/mm/iomap_32.c
@@ -23,7 +23,7 @@
int is_io_mapping_possible(resource_size_t base, unsigned long size)
{
-#ifndef CONFIG_X86_PAE
+#if !defined(CONFIG_X86_PAE) && defined(CONFIG_PHYS_ADDR_T_64BIT)
/* There is no way to map greater than 1 << 32 address without PAE */
if (base + size > 0x100000000ULL)
return 0;
--
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