From: Sagi Grimberg <sagi@grimberg.me>
To: Ming Lei <ming.lei@redhat.com>
Cc: Baolin Wang <baolin.wang7@gmail.com>,
Christoph Hellwig <hch@infradead.org>,
axboe@kernel.dk, Ulf Hansson <ulf.hansson@linaro.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Arnd Bergmann <arnd@arndb.de>,
Linus Walleij <linus.walleij@linaro.org>,
Paolo Valente <paolo.valente@linaro.org>,
Orson Zhai <orsonzhai@gmail.com>,
Chunyan Zhang <zhang.lyra@gmail.com>,
linux-mmc <linux-mmc@vger.kernel.org>,
linux-block <linux-block@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH v2 1/7] block: Extand commit_rqs() to do batch processing
Date: Mon, 11 May 2020 23:26:07 -0700 [thread overview]
Message-ID: <9dc69d5a-b4f3-23a6-e033-377b4e133f97@grimberg.me> (raw)
In-Reply-To: <20200511114731.GA1525935@T590>
>> devices will benefit from the batching so maybe the flag needs to be
>> inverted? BLK_MQ_F_DONT_BATCHING_SUBMISSION?
>
> Actually I'd rather to not add any flag, and we may use some algorithm
> (maybe EWMA or other intelligent stuff, or use hctx->dispatch_busy directly)
> to figure out one dynamic batching number which is used to dequeue requests
> from scheduler or sw queue.
>
> Then just one single dispatch io code path is enough.
Sounds good to me, do you plan to submit a patchset?
next prev parent reply other threads:[~2020-05-12 6:26 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-26 9:38 [RFC PATCH v2 0/7] Add MMC packed request support Baolin Wang
2020-04-26 9:38 ` [RFC PATCH v2 1/7] block: Extand commit_rqs() to do batch processing Baolin Wang
2020-04-27 15:46 ` Christoph Hellwig
2020-04-28 8:02 ` Baolin Wang
2020-05-08 21:35 ` Sagi Grimberg
2020-05-08 21:46 ` Ming Lei
2020-05-08 22:19 ` Sagi Grimberg
2020-05-08 23:22 ` Ming Lei
2020-05-09 8:57 ` Baolin Wang
2020-05-09 9:43 ` Ming Lei
2020-05-10 7:44 ` Sagi Grimberg
2020-05-11 1:29 ` Ming Lei
2020-05-11 9:23 ` Sagi Grimberg
2020-05-11 11:47 ` Ming Lei
2020-05-12 6:26 ` Sagi Grimberg [this message]
2020-05-12 7:55 ` Ming Lei
2020-04-26 9:38 ` [RFC PATCH v2 2/7] mmc: Add MMC packed request support for MMC software queue Baolin Wang
2020-04-26 9:38 ` [RFC PATCH v2 3/7] mmc: host: sdhci: Introduce ADMA3 transfer mode Baolin Wang
2020-04-26 9:38 ` [RFC PATCH v2 4/7] mmc: host: sdhci: Factor out the command configuration Baolin Wang
2020-04-26 9:38 ` [RFC PATCH v2 5/7] mmc: host: sdhci: Remove redundant sg_count member of struct sdhci_host Baolin Wang
2020-04-26 9:38 ` [RFC PATCH v2 6/7] mmc: host: sdhci: Add MMC packed request support Baolin Wang
2020-04-26 9:39 ` [RFC PATCH v2 7/7] mmc: host: sdhci-sprd: " Baolin Wang
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