From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Lieven <pl@kamp.de>, qemu-devel@nongnu.org
Cc: ronniesahlberg@gmail.com, qemu-block@nongnu.org
Subject: Re: [Qemu-devel] [PATCH for-2.4 05/10] block/iscsi: optimize WRITE10/16 if cache.writeback is not set
Date: Thu, 16 Apr 2015 15:17:06 +0200 [thread overview]
Message-ID: <552FB652.4040400@redhat.com> (raw)
In-Reply-To: <552FB2DD.9010902@kamp.de>
On 16/04/2015 15:02, Peter Lieven wrote:
>>>
>> Also, I think it is iscsi_co_generic_cb that should set
>> force_next_flush, so that it is only set on failure. Not really for the
>> optimization value, but because it's clearer.
>
> I don't get what you mean with it should only "set on failure".
> My approach would be to add a flag to the iTask that the command
> requires to set force_flush after successful completion. Is it that
> what you mean?
Set on success. Lack of sleep.
Paolo
next prev parent reply other threads:[~2015-04-16 13:17 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-16 12:18 [Qemu-devel] [PATCH for-2.4 00/10] various improvements for the iSCSI driver Peter Lieven
2015-04-16 12:18 ` [Qemu-devel] [PATCH for-2.4 01/10] block/iscsi: do not forget to logout from target Peter Lieven
2015-04-16 12:18 ` [Qemu-devel] [PATCH for-2.4 02/10] block/iscsi: change all iscsilun properties from uint8_t to bool Peter Lieven
2015-04-16 12:18 ` [Qemu-devel] [PATCH for-2.4 03/10] block/iscsi: rename iscsi_write_protected and let it return void Peter Lieven
2015-04-16 12:18 ` [Qemu-devel] [PATCH for-2.4 04/10] block/iscsi: store DPOFUA bit from the modesense command Peter Lieven
2015-04-16 12:18 ` [Qemu-devel] [PATCH for-2.4 05/10] block/iscsi: optimize WRITE10/16 if cache.writeback is not set Peter Lieven
2015-04-16 12:42 ` Paolo Bonzini
2015-04-16 13:02 ` Peter Lieven
2015-04-16 13:17 ` Paolo Bonzini [this message]
2015-04-17 7:14 ` Peter Lieven
2015-04-16 12:18 ` [Qemu-devel] [PATCH for-2.4 06/10] block/iscsi: increase retry count Peter Lieven
2015-04-16 12:18 ` [Qemu-devel] [PATCH for-2.4 07/10] block/iscsi: bump libiscsi requirement to 1.10.0 Peter Lieven
2015-04-16 12:33 ` Paolo Bonzini
2015-04-16 12:58 ` Peter Lieven
2015-04-16 13:20 ` Paolo Bonzini
2015-04-17 7:16 ` Peter Lieven
2015-04-16 12:18 ` [Qemu-devel] [PATCH for-2.4 08/10] block/iscsi: handle SCSI_STATUS_TASK_SET_FULL Peter Lieven
2015-04-16 12:18 ` [Qemu-devel] [PATCH for-2.4 09/10] block/iscsi: bump year in copyright notice Peter Lieven
2015-04-16 12:18 ` [Qemu-devel] [PATCH for-2.4 10/10] block/iscsi: use the allocationmap also if cache.direct=on Peter Lieven
2015-04-16 12:52 ` [Qemu-devel] [PATCH for-2.4 00/10] various improvements for the iSCSI driver Paolo Bonzini
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