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
492 B
C
16 lines
492 B
C
// SPDX-License-Identifier: GPL-2.0
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#include <uapi/asm-generic/errno.h>
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typeof(__cvdso_getrandom) __kernel_getrandom;
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ssize_t __kernel_getrandom(void *buffer, size_t len, unsigned int flags, void *opaque_state, size_t opaque_len)
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{
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if (alternative_has_cap_likely(ARM64_HAS_FPSIMD))
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return __cvdso_getrandom(buffer, len, flags, opaque_state, opaque_len);
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if (unlikely(opaque_len == ~0UL && !buffer && !len && !flags))
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return -ENOSYS;
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return getrandom_syscall(buffer, len, flags);
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}
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