15 lines
492 B
C
15 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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