[tytso@xxxxxxx: [GIT PULL] /dev/random changes for 3.15]

From: Theodore Ts'o
Date: Thu Apr 03 2014 - 20:44:05 EST

Whoops, sorry to cc LKML.

- Ted
--- Begin Message --- The following changes since commit b28a960c42fcd9cfc987441fa6d1c1a471f0f9ed:

Linux 3.14-rc2 (2014-02-09 18:15:47 -0800)

are available in the git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/tytso/random.git tags/random_for_linus

for you to fetch changes up to 7b878d4b48c4e04b936918bb83836a107ba453b3:

random: Add arch_has_random[_seed]() (2014-03-19 22:24:08 -0400)

A number of cleanups plus support for the RDSEED instruction, which
will be showing up in Intel Broadwell CPU's.

Greg Price (11):
random: fix typos / spelling errors in comments
random: fix comment on proc_do_uuid
random: fix description of get_random_bytes
random: simplify loop in random_read
random: fix comment on "account"
random: simplify accounting logic
random: forget lock in lockless accounting
random: tighten bound on random_read_wakeup_thresh
random: simplify accounting code
random: entropy_bytes is actually bits
random: clarify bits/bytes in wakeup thresholds

H. Peter Anvin (4):
x86, random: Enable the RDSEED instruction
random: Use arch_get_random_seed*() at init time and once a second
random: If we have arch_get_random_seed*(), try it before blocking
random: Add arch_has_random[_seed]()

Theodore Ts'o (1):
random: use the architectural HWRNG for the SHA's IV in extract_buf()

arch/powerpc/include/asm/archrandom.h | 18 ++++
arch/x86/include/asm/archrandom.h | 42 ++++++++-
drivers/char/random.c | 244 +++++++++++++++++++++++++++---------------------
include/linux/random.h | 16 ++++
4 files changed, 211 insertions(+), 109 deletions(-)

--- End Message ---