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authorAndrew Morton <akpm@linux-foundation.org>2009-04-02 16:44:38 -0700
committerIngo Molnar <mingo@elte.hu>2009-04-03 18:39:05 +0200
commit6a491e2e3e52a64c6d88a192c56499d931842ac5 (patch)
treee9383cf376b9cddc2f32dbc065e96e084da1c58d /arch
parent484cad34dd667235565c14a40e2f5a8143184aaa (diff)
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@linux-foundation.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/mm/iomap_32.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/iomap_32.c b/arch/x86/mm/iomap_32.c
index e331f77348a..8056545e2d3 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;