• Nick Piggin's avatar
    bitops: introduce lock ops · 26333576
    Nick Piggin authored
    Introduce test_and_set_bit_lock / clear_bit_unlock bitops with lock semantics.
    Convert all architectures to use the generic implementation.
    Signed-off-by: default avatarNick Piggin <npiggin@suse.de>
    Acked-By: default avatarDavid Howells <dhowells@redhat.com>
    Cc: Richard Henderson <rth@twiddle.net>
    Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
    Cc: Russell King <rmk@arm.linux.org.uk>
    Cc: Haavard Skinnemoen <hskinnemoen@atmel.com>
    Cc: Bryan Wu <bryan.wu@analog.com>
    Cc: Mikael Starvik <starvik@axis.com>
    Cc: David Howells <dhowells@redhat.com>
    Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
    Cc: "Luck, Tony" <tony.luck@intel.com>
    Cc: Hirokazu Takata <takata@linux-m32r.org>
    Cc: Geert Uytterhoeven <geert@linux-m68k.org>
    Cc: Roman Zippel <zippel@linux-m68k.org>
    Cc: Greg Ungerer <gerg@uclinux.org>
    Cc: Ralf Baechle <ralf@linux-mips.org>
    Cc: Kyle McMartin <kyle@mcmartin.ca>
    Cc: Matthew Wilcox <willy@debian.org>
    Cc: Paul Mackerras <paulus@samba.org>
    Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
    Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
    Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
    Cc: Paul Mundt <lethal@linux-sh.org>
    Cc: Kazumoto Kojima <kkojima@rr.iij4u.or.jp>
    Cc: Richard Curnow <rc@rc0.org.uk>
    Cc: William Lee Irwin III <wli@holomorphy.com>
    Cc: "David S. Miller" <davem@davemloft.net>
    Cc: Jeff Dike <jdike@addtoit.com>
    Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
    Cc: Miles Bader <uclinux-v850@lsi.nec.co.jp>
    Cc: Andi Kleen <ak@muc.de>
    Cc: Chris Zankel <chris@zankel.net>
    Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
    Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
    26333576
bitops.h 5.94 KB