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authorAndy Lutomirski <luto@kernel.org>2019-12-23 11:20:46 +0300
committerTheodore Ts'o <tytso@mit.edu>2020-01-08 00:07:00 +0300
commit75551dbf112c992bc6c99a972990b3f272247e23 (patch)
tree14f6622786b61f5e244eb9c0ec402e3d64cd8faa /include/uapi/linux/random.h
parentc6f1deb158789abba02a7eba600747843eeb3a57 (diff)
downloadlinux-75551dbf112c992bc6c99a972990b3f272247e23.tar.xz
random: add GRND_INSECURE to return best-effort non-cryptographic bytes
Signed-off-by: Andy Lutomirski <luto@kernel.org> Link: https://lore.kernel.org/r/d5473b56cf1fa900ca4bd2b3fc1e5b8874399919.1577088521.git.luto@kernel.org Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'include/uapi/linux/random.h')
-rw-r--r--include/uapi/linux/random.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/uapi/linux/random.h b/include/uapi/linux/random.h
index 26ee91300e3e..c092d20088d3 100644
--- a/include/uapi/linux/random.h
+++ b/include/uapi/linux/random.h
@@ -49,8 +49,10 @@ struct rand_pool_info {
*
* GRND_NONBLOCK Don't block and return EAGAIN instead
* GRND_RANDOM Use the /dev/random pool instead of /dev/urandom
+ * GRND_INSECURE Return non-cryptographic random bytes
*/
#define GRND_NONBLOCK 0x0001
#define GRND_RANDOM 0x0002
+#define GRND_INSECURE 0x0004
#endif /* _UAPI_LINUX_RANDOM_H */