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>
24 lines
507 B
C
24 lines
507 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __BARRIER_H
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#define __BARRIER_H
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#define mb() __asm__ __volatile__("mb": : :"memory")
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#define rmb() __asm__ __volatile__("mb": : :"memory")
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#define wmb() __asm__ __volatile__("wmb": : :"memory")
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#define __smp_load_acquire(p) \
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({ \
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compiletime_assert_atomic_type(*p); \
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__READ_ONCE(*p); \
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})
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#ifdef CONFIG_SMP
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#define __ASM_SMP_MB "\tmb\n"
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#else
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#define __ASM_SMP_MB
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#endif
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#include <asm-generic/barrier.h>
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#endif /* __BARRIER_H */
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