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From: "Roger Pau Monné" <roger.pau@citrix.com>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Subject: Re: [PATCH RFC 08/12] xen-blkback: use balloon pages for all mappings
Date: Tue, 26 Mar 2013 18:30:41 +0100	[thread overview]
Message-ID: <5151DB41.6070506@citrix.com> (raw)
In-Reply-To: <20130304202248.GK15386@phenom.dumpdata.com>

On 04/03/13 21:22, Konrad Rzeszutek Wilk wrote:
[...]
>> @@ -535,13 +604,17 @@ purge_gnt_list:
>>                               msecs_to_jiffies(xen_blkif_lru_interval);
>>               }
>>
>> +             remove_free_pages(blkif, xen_blkif_max_buffer_pages);
>> +
>>               if (log_stats && time_after(jiffies, blkif->st_print))
>>                       print_stats(blkif);
>>       }
>>
>> +     remove_free_pages(blkif, 0);
> 
> What purpose does that have?

This removes all the pages from the pool before closing down.

  reply	other threads:[~2013-03-26 17:30 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-28 10:28 [PATCH RFC 00/12] xen-block: indirect descriptors Roger Pau Monne
2013-02-28 10:28 ` [PATCH RFC 01/12] xen-blkback: don't store dev_bus_addr Roger Pau Monne
2013-02-28 10:58   ` [Xen-devel] " Jan Beulich
2013-03-04 17:19     ` Roger Pau Monné
2013-03-05  8:06       ` Jan Beulich
2013-03-05 17:02         ` Roger Pau Monné
2013-02-28 10:28 ` [PATCH RFC 02/12] xen-blkback: fix foreach_grant_safe to handle empty lists Roger Pau Monne
2013-02-28 10:28 ` [PATCH RFC 03/12] xen-blkfront: switch from llist to list Roger Pau Monne
2013-02-28 10:28 ` [PATCH RFC 04/12] xen-blkfront: pre-allocate pages for requests Roger Pau Monne
2013-03-04 19:39   ` Konrad Rzeszutek Wilk
2013-03-05 11:04     ` Roger Pau Monné
2013-03-05 14:18       ` Konrad Rzeszutek Wilk
2013-03-05 16:30         ` Roger Pau Monné
2013-03-05 21:53           ` Konrad Rzeszutek Wilk
2013-03-06  9:17             ` Roger Pau Monné
2013-02-28 10:28 ` [PATCH RFC 05/12] xen-blkfront: remove frame list from blk_shadow Roger Pau Monne
2013-02-28 10:28 ` [PATCH RFC 06/12] xen-blkback: implement LRU mechanism for persistent grants Roger Pau Monne
2013-03-04 20:10   ` Konrad Rzeszutek Wilk
2013-03-05 18:10     ` Roger Pau Monné
2013-03-05 21:49       ` Konrad Rzeszutek Wilk
2013-03-18 17:00         ` Roger Pau Monné
2013-02-28 10:28 ` [PATCH RFC 07/12] xen-blkback: print stats about " Roger Pau Monne
2013-02-28 10:28 ` [PATCH RFC 08/12] xen-blkback: use balloon pages for all mappings Roger Pau Monne
2013-03-04 20:22   ` Konrad Rzeszutek Wilk
2013-03-26 17:30     ` Roger Pau Monné [this message]
2013-03-26 17:48     ` Roger Pau Monné
2013-02-28 10:28 ` [PATCH RFC 09/12] xen-blkback: move pending handles list from blkbk to pending_req Roger Pau Monne
2013-02-28 11:07   ` [Xen-devel] " Jan Beulich
2013-02-28 10:28 ` [PATCH RFC 10/12] xen-blkback: make the queue of free requests per backend Roger Pau Monne
2013-02-28 11:08   ` [Xen-devel] " Jan Beulich
2013-02-28 10:28 ` [PATCH RFC 11/12] xen-blkback: expand map/unmap functions Roger Pau Monne
2013-02-28 10:28 ` [PATCH RFC 12/12] xen-block: implement indirect descriptors Roger Pau Monne
2013-02-28 11:19   ` [Xen-devel] " Jan Beulich
2013-02-28 12:00     ` Roger Pau Monné
2013-02-28 13:28       ` Jan Beulich
2013-03-04 20:44         ` Konrad Rzeszutek Wilk
2013-03-05  8:11           ` Jan Beulich
2013-03-05 14:16             ` Konrad Rzeszutek Wilk
2013-03-05 17:00               ` Roger Pau Monné
2013-03-05 21:45                 ` Konrad Rzeszutek Wilk
2013-03-04 20:41   ` Konrad Rzeszutek Wilk
2013-03-05 17:07     ` Roger Pau Monné
2013-03-05 21:46       ` Konrad Rzeszutek Wilk
2013-03-08 17:07         ` Roger Pau Monné
2013-03-22  1:10           ` Konrad Rzeszutek Wilk
2013-03-18 17:06   ` Roger Pau Monné
2013-03-19 14:38     ` Konrad Rzeszutek Wilk
2013-02-28 10:49 ` [Xen-devel] [PATCH RFC 00/12] xen-block: " Jan Beulich
2013-02-28 11:25   ` Roger Pau Monné
2013-02-28 11:35     ` Jan Beulich
2013-02-28 11:44       ` Roger Pau Monné

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