Re: [PATCH] sparc64: Handle extremely large kernel TSB range flushes sanely.

To: David Miller <davem@davemloft.net>
Cc: Sparc kernel list <sparclinux@vger.kernel.org>, debian-sparc <debian-sparc@lists.debian.org>, Anatoly Pugachev <matorola@gmail.com>
Subject: Re: [PATCH] sparc64: Handle extremely large kernel TSB range flushes sanely.
From: James Clarke <jrtc27@jrtc27.com>
Date: Wed, 26 Oct 2016 09:28:05 +0100
Message-id: <[🔎] A8CFBA2A-C7EB-424A-BBF2-59A75D2412CB@jrtc27.com>
In-reply-to: <20161025.224442.1417439049113609110.davem@davemloft.net>
References: <20161025.224442.1417439049113609110.davem@davemloft.net>

> On 26 Oct 2016, at 03:44, David Miller <davem@davemloft.net> wrote:
> 
> 
> If the number of pages we are flushing is more than twice the number
> of entries in the TSB, just scan the TSB table for matches rather
> than probing each and every page in the range.
> 
> Based upon a patch and report by James Clarke.
> 
> Signed-off-by: David S. Miller <davem@davemloft.net>
> ---
> 
> James this is the final version I pushed into the tree.

Great, thanks. Any progress on TLB flushing?

James

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