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(parent: 331c649) | patch
random: Add arch_has_random[_seed]()
authorH. Peter Anvin <hpa@linux.intel.com>
Mon, 17 Mar 2014 23:36:30 +0000 (16:36 -0700)
committerTheodore Ts'o <tytso@mit.edu>
Thu, 20 Mar 2014 02:24:08 +0000 (22:24 -0400)
commit7b878d4b48c4e04b936918bb83836a107ba453b3
tree83df1d702e0162dc7785730356d934b8d59c45e2tree | snapshot
parent331c6490c7f10dcf263712e313b7c0bc7fb6d77acommit | diff
random: Add arch_has_random[_seed]()

Add predicate functions for having arch_get_random[_seed]*().  The
only current use is to avoid the loop in arch_random_refill() when
arch_get_random_seed_long() is unavailable.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
arch/powerpc/include/asm/archrandom.h diff | blob | history
arch/x86/include/asm/archrandom.h diff | blob | history
drivers/char/random.c diff | blob | history
include/linux/random.h diff | blob | history
John Crispins staging tree