On Wed, 2013-07-10 at 08:21 +0300, Eliezer Tamir wrote:
> Where do I find the repository for the manpages?
>
MAN-PAGES: MANUAL PAGES FOR LINUX -- Sections 2, 3, 4, 5, and 7
M: Michael Kerrisk
W: http://www.kernel.org/doc/man-pages
L: linux-...@vger.kernel.org
S: Maintained
On 10/07/2013 07:41, David Miller wrote:
> From: Eliezer Tamir
> Date: Wed, 10 Jul 2013 06:29:16 +0300
>
>> If the following names changes are acceptable I will try to send out
>> a patch today.
>> 2. ndo_ll_poll -> ndo_busy_poll
>>
>> - not technically accurate since the ndo callback does not i
From: Eliezer Tamir
Date: Wed, 10 Jul 2013 06:29:16 +0300
> If the following names changes are acceptable I will try to send out
> a patch today.
>
> 1. include/net/ll_poll.h -> include/net/busy_poll.h
Agreed.
> 2. ndo_ll_poll -> ndo_busy_poll
>
> - not technically accurate since the ndo call
On 10/07/2013 02:06, David Miller wrote:
> From: Jonathan Corbet
> Date: Tue, 9 Jul 2013 16:25:14 -0600
>
>> On Mon, 08 Jul 2013 16:20:34 +0300
>> Eliezer Tamir wrote:
>>
>>> Rename POLL_LL to POLL_BUSY_LOOP.
>>
>> So pardon me if I speak out of turn, but it occurs to me to
>> wonder...should th
From: Jonathan Corbet
Date: Tue, 9 Jul 2013 16:25:14 -0600
> On Mon, 08 Jul 2013 16:20:34 +0300
> Eliezer Tamir wrote:
>
>> Rename POLL_LL to POLL_BUSY_LOOP.
>
> So pardon me if I speak out of turn, but it occurs to me to
> wonder...should the SO_LL socket option be renamed in a similar fashio
On Mon, 08 Jul 2013 16:20:34 +0300
Eliezer Tamir wrote:
> Rename POLL_LL to POLL_BUSY_LOOP.
So pardon me if I speak out of turn, but it occurs to me to
wonder...should the SO_LL socket option be renamed in a similar fashion
before this interface escapes into the wild?
Thanks,
jon
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From: Linus Torvalds
Date: Mon, 8 Jul 2013 12:37:06 -0700
> I think it's getting closer, and I'm ok with the last final details
> being sorted out later. I just can't reasonably test any of my
> suggestions, so I'd like to get it to a point where when I pull, I
> don't feel like I'm pulling core
On Mon, Jul 8, 2013 at 1:05 PM, Stephen Hemminger
wrote:
>> >
>> > unsigned long start_time = 0;
>> > ...
>> > if (want_busy_poll && !need_resched()) {
>> > unsigned long now = busy_poll_sched_clock();
>> > if (!start_time) {
>> > start_time = now + sysctl.b
On Mon, 08 Jul 2013 22:46:04 +0300
Eliezer Tamir wrote:
> On 08/07/2013 22:37, Linus Torvalds wrote:
> > On Mon, Jul 8, 2013 at 10:14 AM, Eliezer Tamir
> > wrote:
> >>
> >> I think there is no way for the compiler to know the value of
> >> can_busy_loop at compile time. It depends on the replies
On Mon, 08 Jul 2013 22:46:04 +0300
Eliezer Tamir wrote:
> On 08/07/2013 22:37, Linus Torvalds wrote:
> > On Mon, Jul 8, 2013 at 10:14 AM, Eliezer Tamir
> > wrote:
> >>
> >> I think there is no way for the compiler to know the value of
> >> can_busy_loop at compile time. It depends on the replies
On 08/07/2013 22:37, Linus Torvalds wrote:
> On Mon, Jul 8, 2013 at 10:14 AM, Eliezer Tamir
> wrote:
>>
>> I think there is no way for the compiler to know the value of
>> can_busy_loop at compile time. It depends on the replies we get
>> from polling the sockets. ll_flag was there to make sure th
On Mon, Jul 8, 2013 at 10:14 AM, Eliezer Tamir
wrote:
>
> I think there is no way for the compiler to know the value of
> can_busy_loop at compile time. It depends on the replies we get
> from polling the sockets. ll_flag was there to make sure the compiler
> will know when things are defined out.
On 08/07/2013 19:37, Linus Torvalds wrote:
> On Mon, Jul 8, 2013 at 6:20 AM, Eliezer Tamir
> wrote:
>>
>> - /* only if on, have sockets with POLL_LL and not out of time
>> */
>> - if (ll_flag && can_ll && can_poll_ll(ll_start, ll_time))
>> + /* only if fo
On Mon, Jul 8, 2013 at 6:20 AM, Eliezer Tamir
wrote:
>
> - /* only if on, have sockets with POLL_LL and not out of time
> */
> - if (ll_flag && can_ll && can_poll_ll(ll_start, ll_time))
> + /* only if found POLL_BUSY_LOOP sockets && not out of time */
> +
Rename functions in include/net/ll_poll.h to busy wait.
Clarify documentation about expected power use increase.
Rename POLL_LL to POLL_BUSY_LOOP.
Add need_resched() testing to poll/select busy loops.
Note, that in select and poll can_busy_poll is dynamic and is
updated continuously to reflect the
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