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| author |   Yury Norov <yury.norov@gmail.com> | 2021-05-06 18:03:18 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2021-05-06 19:24:12 -0700 |
| commit | eaae7841ba83bb42dcac3177dc65f8dd974e6c0b (patch) | |
| tree | dadd6ed00af53e1ae2f0bdf09114604598961719 /tools/lib/find_bit.c | |
| parent | lib: add fast path for find_first_*_bit() and find_last_bit() (diff) | |
| download | wireguard-linux-eaae7841ba83bb42dcac3177dc65f8dd974e6c0b.tar.xz wireguard-linux-eaae7841ba83bb42dcac3177dc65f8dd974e6c0b.zip | |
tools: sync lib/find_bit implementation
Add fast paths to find_*_bit() functions as per kernel implementation.
Link: https://lkml.kernel.org/r/20210401003153.97325-12-yury.norov@gmail.com
Signed-off-by: Yury Norov <yury.norov@gmail.com>
Acked-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Alexey Klimov <aklimov@redhat.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: David Sterba <dsterba@suse.com>
Cc: Dennis Zhou <dennis@kernel.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Jianpeng Ma <jianpeng.ma@intel.com>
Cc: Joe Perches <joe@perches.com>
Cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Rich Felker <dalias@libc.org>
Cc: Stefano Brivio <sbrivio@redhat.com>
Cc: Wei Yang <richard.weiyang@linux.alibaba.com>
Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: Yoshinori Sato <ysato@users.osdn.me>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'tools/lib/find_bit.c')
| -rw-r--r-- | tools/lib/find_bit.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/lib/find_bit.c b/tools/lib/find_bit.c index 589fd2f26f94..109aa7ffcf97 100644 --- a/tools/lib/find_bit.c +++ b/tools/lib/find_bit.c @@ -83,7 +83,7 @@ unsigned long _find_next_bit(const unsigned long *addr1, /* * Find the first set bit in a memory region. */ -unsigned long find_first_bit(const unsigned long *addr, unsigned long size) +unsigned long _find_first_bit(const unsigned long *addr, unsigned long size) { unsigned long idx; @@ -100,7 +100,7 @@ unsigned long find_first_bit(const unsigned long *addr, unsigned long size) /* * Find the first cleared bit in a memory region. */ -unsigned long find_first_zero_bit(const unsigned long *addr, unsigned long size) +unsigned long _find_first_zero_bit(const unsigned long *addr, unsigned long size) { unsigned long idx; |