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authorJames Morris <james.morris@microsoft.com>2018-11-12 09:07:41 -0800
committerJames Morris <james.morris@microsoft.com>2018-11-12 09:07:41 -0800
commit26b76320a8a550472bbb8f42257df83fcb8d8df6 (patch)
tree8a5b569f4f070bf4971e24e7fccfe3004b8fc4ba /include/linux/hw_random.h
parentf09c296ebf407f98f4ca70892e612b54484bf663 (diff)
parentccda4af0f4b92f7b4c308d3acc262f4a7e3affad (diff)
Merge tag 'v4.20-rc2' into next-general
Sync to Linux 4.20-rc2 for downstream developers.
Diffstat (limited to 'include/linux/hw_random.h')
-rw-r--r--include/linux/hw_random.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/hw_random.h b/include/linux/hw_random.h
index bee0827766a3..c0b93e0ff0c0 100644
--- a/include/linux/hw_random.h
+++ b/include/linux/hw_random.h
@@ -33,7 +33,8 @@
* and max is a multiple of 4 and >= 32 bytes.
* @priv: Private data, for use by the RNG driver.
* @quality: Estimation of true entropy in RNG's bitstream
- * (per mill).
+ * (in bits of entropy per 1024 bits of input;
+ * valid values: 1 to 1024, or 0 for unknown).
*/
struct hwrng {
const char *name;