Matthew Wilcox 3fc2579e6f fls: change parameter to unsigned int ... When testing in userspace, UBSAN pointed out that shifting into the sign bit is undefined behaviour. It doesn't really make sense to ask for the highest set bit of a negative value, so just turn the argument type into an unsigned int. Some architectures (eg ppc) already had it declared as an unsigned int, so I don't expect too many problems. Link: http://lkml.kernel.org/r/20181105221117.31828-1-willy@infradead.org Signed-off-by: Matthew Wilcox <willy@infradead.org> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Cc: <linux-arch@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>		2019-01-04 13:13:46 -08:00
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__ffs.h
__fls.h
atomic.h	openrisc: add atomic bitops	2017-02-25 04:12:38 +09:00
ffs.h
fls.h	fls: change parameter to unsigned int	2019-01-04 13:13:46 -08:00