diff options
| -rw-r--r-- | arch/x86/entry/vdso/vgetrandom.c | 2 | ||||
| -rw-r--r-- | include/vdso/getrandom.h | 15 |
2 files changed, 15 insertions, 2 deletions
diff --git a/arch/x86/entry/vdso/vgetrandom.c b/arch/x86/entry/vdso/vgetrandom.c index 52d3c7faae2e..430862b8977c 100644 --- a/arch/x86/entry/vdso/vgetrandom.c +++ b/arch/x86/entry/vdso/vgetrandom.c @@ -6,8 +6,6 @@ #include "../../../../lib/vdso/getrandom.c" -ssize_t __vdso_getrandom(void *buffer, size_t len, unsigned int flags, void *opaque_state, size_t opaque_len); - ssize_t __vdso_getrandom(void *buffer, size_t len, unsigned int flags, void *opaque_state, size_t opaque_len) { return __cvdso_getrandom(buffer, len, flags, opaque_state, opaque_len); diff --git a/include/vdso/getrandom.h b/include/vdso/getrandom.h index 4cf02e678f5e..6ca4d6de9e46 100644 --- a/include/vdso/getrandom.h +++ b/include/vdso/getrandom.h @@ -56,4 +56,19 @@ struct vgetrandom_state { */ extern void __arch_chacha20_blocks_nostack(u8 *dst_bytes, const u32 *key, u32 *counter, size_t nblocks); +/** + * __vdso_getrandom - Architecture-specific vDSO implementation of getrandom() syscall. + * @buffer: Passed to __cvdso_getrandom(). + * @len: Passed to __cvdso_getrandom(). + * @flags: Passed to __cvdso_getrandom(). + * @opaque_state: Passed to __cvdso_getrandom(). + * @opaque_len: Passed to __cvdso_getrandom(); + * + * This function is implemented by making a single call to to __cvdso_getrandom(), whose + * documentation may be consulted for more information. + * + * Returns: The return value of __cvdso_getrandom(). + */ +extern ssize_t __vdso_getrandom(void *buffer, size_t len, unsigned int flags, void *opaque_state, size_t opaque_len); + #endif /* _VDSO_GETRANDOM_H */ |