random: fix description of get_random_bytes
After this remark was written, commit d2e7c96af
added a use of
arch_get_random_long() inside the get_random_bytes codepath.
The main point stands, but it needs to be reworded.
Signed-off-by: Greg Price <price@mit.edu>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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@ -1170,8 +1170,9 @@ static ssize_t extract_entropy_user(struct entropy_store *r, void __user *buf,
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/*
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* This function is the exported kernel interface. It returns some
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* number of good random numbers, suitable for key generation, seeding
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* TCP sequence numbers, etc. It does not use the hw random number
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* generator, if available; use get_random_bytes_arch() for that.
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* TCP sequence numbers, etc. It does not rely on the hardware random
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* number generator. For random bytes direct from the hardware RNG
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* (when available), use get_random_bytes_arch().
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*/
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void get_random_bytes(void *buf, int nbytes)
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{
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