linux-kernel - Re: [PATCH net-next v2] net/fs: change busy poll time accounting

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Date:	Tue, 09 Jul 2013 12:33:30 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eliezer.tamir@...ux.intel.com
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	dwmw2@...radead.org, eliezer@...ir.org.il
Subject: Re: [PATCH net-next v2] net/fs: change busy poll time accounting

From: Eliezer Tamir <eliezer.tamir@...ux.intel.com>
Date: Tue, 09 Jul 2013 13:09:21 +0300

> Sorry, I forgot to commit before sending, so I sent the wrong version.
> The previous version gets a warning in busy_loop_timeout().
> 
> Suggested by Linus:
> Changed time accounting for busy-poll:
> - Make it microsecond based.
> - Use unsigned longs.
> - Revert back to use time_after instead of time_in_range.
> Reorder poll/select busy loop conditions:
> - Clear busy_flag after one time we can't busy-poll.
> - Only init busy_end if we actually are going to busy-poll.
> Added one more missing need_resched() test.
> 
> Signed-off-by: Eliezer Tamir <eliezer.tamir@...ux.intel.com>

Ok, looks good, applied.

Thanks!
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