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authorDavid Gibson <david@gibson.dropbear.id.au>2007-06-13 14:52:56 +1000
committerPaul Mackerras <paulus@samba.org>2007-06-14 22:30:15 +1000
commitc0770f686cf8f464b5b9d4bd28c1ed7604c97ed4 (patch)
treeaeef94c824df00f634c92d42aa16eb26cb9e053a /arch
parentf21f49ea639ac3f24824177dac1268af75a2d373 (diff)
[POWERPC] Remove a couple of unused definitions from pgtable_32.c
In arch/powerpc/mm/pgtable_32.c, the variable io_bat_index and the macro is_power_of_4() no longer have any users. This removes them. Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/mm/pgtable_32.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index 1c85c6f3bbb..64488723162 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -36,7 +36,6 @@
unsigned long ioremap_base;
unsigned long ioremap_bot;
EXPORT_SYMBOL(ioremap_bot); /* aka VMALLOC_END */
-int io_bat_index;
#if defined(CONFIG_6xx) || defined(CONFIG_POWER3)
#define HAVE_BATS 1
@@ -299,9 +298,6 @@ void __init mapin_ram(void)
}
}
-/* is x a power of 4? */
-#define is_power_of_4(x) is_power_of_2(x) && (ffs(x) & 1)
-
/* Scan the real Linux page tables and return a PTE pointer for
* a virtual address in a context.
* Returns true (1) if PTE was found, zero otherwise. The pointer to