Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
16 lines
435 B
C
16 lines
435 B
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Emulated 1-byte and 2-byte cmpxchg operations for architectures
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* lacking direct support for these sizes. These are implemented in terms
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* of 4-byte cmpxchg operations.
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*
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* Copyright (C) 2024 Paul E. McKenney.
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*/
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#ifndef __LINUX_CMPXCHG_EMU_H
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#define __LINUX_CMPXCHG_EMU_H
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uintptr_t cmpxchg_emu_u8(volatile u8 *p, uintptr_t old, uintptr_t new);
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#endif /* __LINUX_CMPXCHG_EMU_H */
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