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authorAndy Lutomirski <luto@kernel.org>2019-12-23 00:20:47 -0800
committerTheodore Ts'o <tytso@mit.edu>2020-01-07 16:07:01 -0500
commit48446f198f9adcb499b30332488dfd5bc3f176f6 (patch)
treedf7b7957fd86702618f579ea4ccf02a9190803ca /include/uapi/linux/random.h
parent75551dbf112c992bc6c99a972990b3f272247e23 (diff)
random: ignore GRND_RANDOM in getentropy(2)
The separate blocking pool is going away. Start by ignoring GRND_RANDOM in getentropy(2). This should not materially break any API. Any code that worked without this change should work at least as well with this change. Signed-off-by: Andy Lutomirski <luto@kernel.org> Link: https://lore.kernel.org/r/705c5a091b63cc5da70c99304bb97e0109be0a26.1577088521.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, 1 insertions, 1 deletions
diff --git a/include/uapi/linux/random.h b/include/uapi/linux/random.h
index c092d20088d3..dcc1b3e6106f 100644
--- a/include/uapi/linux/random.h
+++ b/include/uapi/linux/random.h
@@ -48,7 +48,7 @@ struct rand_pool_info {
* Flags for getrandom(2)
*
* GRND_NONBLOCK Don't block and return EAGAIN instead
- * GRND_RANDOM Use the /dev/random pool instead of /dev/urandom
+ * GRND_RANDOM No effect
* GRND_INSECURE Return non-cryptographic random bytes
*/
#define GRND_NONBLOCK 0x0001