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compat: Remove is_power_of_2() definition

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Use the is_power_of_2() definition from log2.h to align with the
kernel implementation.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Jagan Teki <jteki@openedev.com>
This commit is contained in:
Fabio Estevam 2015-11-05 12:43:39 -02:00 • committed by Tom Rini
parent de4d2e9e7c
commit f8fdb81f6c
5 changed files with 4 additions and 10 deletions
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6
include/linux/compat.h
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@ -130,12 +130,6 @@ static inline void led_trigger_unregister_simple(struct led_trigger *trigger) {}
static inline void led_trigger_event(struct led_trigger *trigger,
enum led_brightness event) {}
/* include/linux/log2.h */
static inline int is_power_of_2(unsigned long n)
{
return (n != 0 && ((n & (n - 1)) == 0));
}
/* uapi/linux/limits.h */
#define XATTR_LIST_MAX 65536 /* size of extended attribute namelist (64k) */