From 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 Mon Sep 17 00:00:00 2001 From: Yunhong Jiang Date: Tue, 4 Aug 2015 12:17:53 -0700 Subject: Add the rt linux 4.1.3-rt3 as base Import the rt linux 4.1.3-rt3 as OPNFV kvm base. It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and the base is: commit 0917f823c59692d751951bf5ea699a2d1e2f26a2 Author: Sebastian Andrzej Siewior Date: Sat Jul 25 12:13:34 2015 +0200 Prepare v4.1.3-rt3 Signed-off-by: Sebastian Andrzej Siewior We lose all the git history this way and it's not good. We should apply another opnfv project repo in future. Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423 Signed-off-by: Yunhong Jiang --- kernel/arch/openrisc/include/asm/bitops/fls.h | 33 +++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 kernel/arch/openrisc/include/asm/bitops/fls.h (limited to 'kernel/arch/openrisc/include/asm/bitops/fls.h') diff --git a/kernel/arch/openrisc/include/asm/bitops/fls.h b/kernel/arch/openrisc/include/asm/bitops/fls.h new file mode 100644 index 000000000..9efbf9ad8 --- /dev/null +++ b/kernel/arch/openrisc/include/asm/bitops/fls.h @@ -0,0 +1,33 @@ +/* + * OpenRISC Linux + * + * Copyright (C) 2010-2011 Jonas Bonn + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __ASM_OPENRISC_FLS_H +#define __ASM_OPENRISC_FLS_H + + +#ifdef CONFIG_OPENRISC_HAVE_INST_FL1 + +static inline int fls(int x) +{ + int ret; + + __asm__ ("l.fl1 %0,%1" + : "=r" (ret) + : "r" (x)); + + return ret; +} + +#else +#include +#endif + +#endif /* __ASM_OPENRISC_FLS_H */ -- cgit 1.2.3-korg