[PATCH v2 07/13] ACPICA: Utilities: Add ACPI_IS_ALIGNED() macro

Lv Zheng
2016-05-05T04:58:32Z

This patch introduces ACPI_IS_ALIGNED() macro. Lv Zheng.

Signed-off-by: Lv Zheng <lv.zheng@intel.com>
---
drivers/acpi/acpica/acmacros.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/acpi/acpica/acmacros.h b/drivers/acpi/acpica/acmacros.h
index 73f6653..ecbaaba 100644
--- a/drivers/acpi/acpica/acmacros.h
+++ b/drivers/acpi/acpica/acmacros.h
@@ -262,7 +262,8 @@

/* Generic (power-of-two) rounding */

-#define ACPI_IS_POWER_OF_TWO(a) (((a) & ((a) - 1)) == 0)
+#define ACPI_IS_ALIGNED(a, s) (((a) & ((s) - 1)) == 0)
+#define ACPI_IS_POWER_OF_TWO(a) ACPI_IS_ALIGNED(a, a)

/*
* Bitmask creation
--
1.7.10