Hi Petr, thanks for review,
On Wed, 2018-08-15 at 17:10 +0200, Petr Mladek wrote:
> On Tue 2018-07-03 23:56:28, Dmitry Safonov wrote:
> > Currently ratelimit_state is protected with spin_lock. If the .lock
> > is
> > taken at the moment of ___ratelimit() call, the message
Hi Steven,
Thanks for your reply,
On Wed, 2018-08-01 at 21:48 -0400, Steven Rostedt wrote:
> I'm just catching up from my vacation. What about making rs->missed
> into an atomic, and have:
>
> if (!raw_spin_trylock_irqsave(&rs->lock, flags)) {
> atomic_inc(&rs->missed);
>
On Fri, 2018-07-20 at 17:09 +0200, Petr Mladek wrote:
> > > On Tue, 2018-07-03 at 23:56 +0100, Dmitry Safonov wrote:
> > > > Currently ratelimit_state is protected with spin_lock. If the
> > > > .lock
> > > > is
> > > > taken at the moment
I would be glad if someone helps/bothers to review the change :C
Thanks,
Dmitry
On Tue, 2018-07-03 at 23:56 +0100, Dmitry Safonov wrote:
> Currently ratelimit_state is protected with spin_lock. If the .lock
> is
> taken at the moment of ___ratelimit() call, the message is suppressed
&g
On Tue, 2018-06-26 at 21:41 +0300, Andy Shevchenko wrote:
> > > > @@ -42,9 +41,10 @@ static inline void
> > > > ratelimit_state_init(struct
> > > > ratelimit_state *rs,
> > > > {
> > > > memset(rs, 0, sizeof(*rs));
> > > >
> > > > - raw_spin_lock_init(&rs->lock);
> > > > rs-
i Nikula
Cc: Joonas Lahtinen
Cc: Rodrigo Vivi
Cc: "Theodore Ts'o"
Cc: Thomas Gleixner
Cc: intel-...@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Dmitry Safonov
---
drivers/char/random.c| 28 ---
drivers/gpu/dr
Lesser than burst
Dropped dev/random patch since v1 version:
lkml.kernel.org/r/<20180510125211.12583-1-d...@arista.com>
Cc: Arnd Bergmann
Cc: David Airlie
Cc: Dmitry Safonov <0x7f454...@gmail.com>
Cc: Greg Kroah-Hartman
Cc: Jani Nikula
Cc: Joonas Lahtinen
Cc: Rodrigo
Hi Andy, thanks for the review,
On Tue, 2018-06-26 at 20:04 +0300, Andy Shevchenko wrote
[..]
> > #define RATELIMIT_STATE_INIT(name, interval_init, burst_init)
> > {\
> > - .lock =
> > __RAW_SPIN_LOCK_UNLOCKED(name.lock), \
>
> name is now redundant, isn'
Jani Nikula
Cc: Joonas Lahtinen
Cc: Rodrigo Vivi
Cc: "Theodore Ts'o"
Cc: Thomas Gleixner
Cc: intel-...@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Dmitry Safonov
---
drivers/char/random.c| 16 ---
drivers/gpu/drm/i915/i915_perf
issue will require adding timers to print "suppressed"
message and care if ratelimit is on stack and no more exists. Which
looks too much at this point.
Dmitry Safonov (2):
random: Omit double-printing ratelimit messages
lib/ratelimit: Lockless ratelimiting
drivers/char/rand
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