diff options
| author | Herbert Xu <herbert@gondor.apana.org.au> | 2015-06-09 18:19:42 +0800 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-04-11 10:59:06 +0200 |
| commit | 1b29dc0c745da6c47ba673a196fd2f9dc8975b09 (patch) | |
| tree | f38e540fefcd5a48c72e87ed6c727f2ed00ac152 | |
| parent | de1b74fe67f7925bdc7b3a5c65653f6c166b1d03 (diff) | |
random: Remove kernel blocking API
This patch removes the kernel blocking API as it has been completely
replaced by the callback API.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
| -rw-r--r-- | drivers/char/random.c | 12 | ||||
| -rw-r--r-- | include/linux/random.h | 1 |
2 files changed, 0 insertions, 13 deletions
diff --git a/drivers/char/random.c b/drivers/char/random.c index 0dc16162d..9aad692f9 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -1269,18 +1269,6 @@ void get_random_bytes(void *buf, int nbytes) EXPORT_SYMBOL(get_random_bytes); /* - * Equivalent function to get_random_bytes with the difference that this - * function blocks the request until the nonblocking_pool is initialized. - */ -void get_blocking_random_bytes(void *buf, int nbytes) -{ - if (unlikely(nonblocking_pool.initialized == 0)) - wait_event(urandom_init_wait, nonblocking_pool.initialized); - extract_entropy(&nonblocking_pool, buf, nbytes, 0, 0); -} -EXPORT_SYMBOL(get_blocking_random_bytes); - -/* * Add a callback function that will be invoked when the nonblocking * pool is initialised. * diff --git a/include/linux/random.h b/include/linux/random.h index bc33ed048..4567b7126 100644 --- a/include/linux/random.h +++ b/include/linux/random.h @@ -21,7 +21,6 @@ extern void add_input_randomness(unsigned int type, unsigned int code, extern void add_interrupt_randomness(int irq, int irq_flags); extern void get_random_bytes(void *buf, int nbytes); -extern void get_blocking_random_bytes(void *buf, int nbytes); extern int add_random_ready_callback(struct random_ready_callback *rdy); extern void del_random_ready_callback(struct random_ready_callback *rdy); extern void get_random_bytes_arch(void *buf, int nbytes); |