From: Michael Ellerman <mpe@ellerman.id.au>
To: Michael Neuling <mikey@neuling.org>, benh <benh@kernel.crashing.org>
Cc: Stewart Smith <sesmith@au1.ibm.com>,
linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
Anton Blanchard <anton@samba.org>
Subject: Re: powerpc/powernv: Only delay opal_rtc_read() retry when necessary
Date: Mon, 11 Jan 2016 20:14:04 +1100 (AEDT) [thread overview]
Message-ID: <20160111091404.DB373140772@ozlabs.org> (raw)
In-Reply-To: <1450435564.2791.98.camel@neuling.org>
On Fri, 2015-18-12 at 10:46:04 UTC, Michael Neuling wrote:
> Only delay opal_rtc_read() when busy and are going to retry.
>
> This has the advantage of possibly saving a massive 10ms off booting!
>
> Kudos to Stewart for noticing.
>
> Signed-off-by: Michael Neuling <mikey@neuling.org>
> Reviewed-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/57a9039052aadf5833c40ab494
cheers
prev parent reply other threads:[~2016-01-11 9:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-18 10:46 [PATCH] powerpc/powernv: Only delay opal_rtc_read() retry when necessary Michael Neuling
2015-12-21 0:06 ` Stewart Smith
2016-01-11 9:14 ` Michael Ellerman [this message]
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