From: Stefan Hajnoczi <stefanha@redhat.com>
To: "Philippe Mathieu-Daudé" <philmd@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>, Fam Zheng <fam@euphon.net>,
qemu-block@nongnu.org, qemu-devel@nongnu.org,
Maxim Levitsky <mlevitsk@redhat.com>,
Max Reitz <mreitz@redhat.com>
Subject: Re: [PATCH v2 02/12] block/nvme: Avoid further processing if trace event not enabled
Date: Wed, 1 Jul 2020 16:48:57 +0100 [thread overview]
Message-ID: <20200701154857.GO126613@stefanha-x1.localdomain> (raw)
In-Reply-To: <20200630191318.30021-3-philmd@redhat.com>
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On Tue, Jun 30, 2020 at 09:13:08PM +0200, Philippe Mathieu-Daudé wrote:
> Avoid further processing if TRACE_NVME_SUBMIT_COMMAND_RAW is
> not enabled. This is an untested intend of performance optimization.
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
> block/nvme.c | 3 +++
> 1 file changed, 3 insertions(+)
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
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next prev parent reply other threads:[~2020-07-01 15:53 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-30 19:13 [PATCH v2 00/12] block/nvme: Various cleanups required to use multiple queues Philippe Mathieu-Daudé
2020-06-30 19:13 ` [PATCH v2 01/12] block/nvme: Replace magic value by SCALE_MS definition Philippe Mathieu-Daudé
2020-07-01 15:48 ` Stefan Hajnoczi
2020-06-30 19:13 ` [PATCH v2 02/12] block/nvme: Avoid further processing if trace event not enabled Philippe Mathieu-Daudé
2020-07-01 15:48 ` Stefan Hajnoczi [this message]
2020-06-30 19:13 ` [PATCH v2 03/12] block/nvme: Let nvme_create_queue_pair() fail gracefully Philippe Mathieu-Daudé
2020-06-30 19:13 ` [PATCH v2 04/12] block/nvme: Define QUEUE_INDEX macros to ease code review Philippe Mathieu-Daudé
2020-06-30 19:13 ` [PATCH v2 05/12] block/nvme: Rename local variable Philippe Mathieu-Daudé
2020-07-01 15:49 ` Stefan Hajnoczi
2020-06-30 19:13 ` [PATCH v2 06/12] block/nvme: Use union of NvmeIdCtrl / NvmeIdNs structures Philippe Mathieu-Daudé
2020-07-01 15:51 ` Stefan Hajnoczi
2020-06-30 19:13 ` [PATCH v2 07/12] block/nvme: Replace qemu_try_blockalign0 by qemu_try_blockalign/memset Philippe Mathieu-Daudé
2020-06-30 19:13 ` [PATCH v2 08/12] block/nvme: Replace qemu_try_blockalign(bs) by qemu_try_memalign(pg_sz) Philippe Mathieu-Daudé
2020-07-01 15:51 ` Stefan Hajnoczi
2020-06-30 19:13 ` [PATCH v2 09/12] block/nvme: Simplify nvme_init_queue() arguments Philippe Mathieu-Daudé
2020-06-30 19:13 ` [PATCH v2 10/12] block/nvme: Replace BDRV_POLL_WHILE by AIO_WAIT_WHILE Philippe Mathieu-Daudé
2020-06-30 19:13 ` [PATCH v2 11/12] block/nvme: Simplify nvme_create_queue_pair() arguments Philippe Mathieu-Daudé
2020-06-30 19:13 ` [PATCH v2 12/12] block/nvme: Use per-queue AIO context Philippe Mathieu-Daudé
2020-07-01 16:03 ` Stefan Hajnoczi
2020-07-04 21:27 ` Philippe Mathieu-Daudé
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