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From: Richard Weinberger <richard@nod.at>
To: Michael Nazzareno Trimarchi <michael@amarulasolutions.com>
Cc: chengzhihao1 <chengzhihao1@huawei.com>,
	 linux-mtd <linux-mtd@lists.infradead.org>
Subject: Re: Some information about direct-io support on ubifs
Date: Mon, 18 Nov 2024 11:02:16 +0100 (CET)	[thread overview]
Message-ID: <302574690.38068166.1731924136160.JavaMail.zimbra@nod.at> (raw)
In-Reply-To: <CAOf5uwkhgDxUprK+fp09dWh1aXMNPJC7YPjFNChT2Qj86do4hQ@mail.gmail.com>

----- Ursprüngliche Mail -----
> Von: "Michael Nazzareno Trimarchi" <michael@amarulasolutions.com>
>> >>> I would like to have some information on how to implement direct-io
>> >>> support in ubifs. I have tried to mount squashfs image as file in
>> >>> ubifs using loopback and direct-io but it seems that loop can not
>> >>> handle when this is on top of ubifs. From what I understand from the
>> >>> code it seems that the requirement is that the direct-io is
>> >>> implemented in the filesystem where the file is stored. I have
>> >>> simulated using nand sim. The idea is to reduce the buffering. I'm
>> >>> open to have other suggestions regarding this too.

Why are you using UBIFS anyway for this? Just place the squashfs inside
an UBI volume.

Thanks,
//richard

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  reply	other threads:[~2024-11-18 10:02 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-11-11  9:37 Some information about direct-io support on ubifs Michael Nazzareno Trimarchi
2024-11-11 14:14 ` Zhihao Cheng
2024-11-11 15:08   ` Michael Nazzareno Trimarchi
2024-11-14 14:10     ` Zhihao Cheng
2024-11-18  9:43       ` Michael Nazzareno Trimarchi
2024-11-18 10:02         ` Richard Weinberger [this message]
2024-11-18 10:05           ` Michael Nazzareno Trimarchi
2024-11-18 10:20             ` Richard Weinberger

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