From: Artem Bityutskiy <dedekind1@gmail.com>
To: Nicholas <ciliwung36@gmail.com>
Cc: linux-mtd@lists.infradead.org
Subject: Re: UBI memory usage on large page nand
Date: Mon, 18 Apr 2011 11:39:11 +0300 [thread overview]
Message-ID: <1303115951.2815.35.camel@localhost> (raw)
In-Reply-To: <BANLkTi=We=H92+DHuJF7TPVUagePgqF48g@mail.gmail.com>
On Mon, 2011-04-18 at 16:29 +0800, Nicholas wrote:
> Dear Artem,
>
> If I reduce ubi->peb_buf1 and ubi->peb_buf2 with allocation of smaller
> memory spaces, will they affect to IO ( read / write ) ?
> Will it cause block data wasted ? Since buffer is allocated less than
> block size .
Yes, please, make the buffers smaller. Yes, on some setups this will
make I/O a bit slower. But I have some ideas how to deal with that.
Please, do your changes, I'll take a look and then suggest how to
improve that - but I first want to see how you will do a simple
thing :-)
--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)
next prev parent reply other threads:[~2011-04-18 8:42 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <AANLkTi=GsmJOjurETG930t-TW7uXLR1M6yKXWBSk7ebV@mail.gmail.com>
2011-03-31 3:07 ` UBI memory usage on large page nand Nicholas
2011-04-01 15:31 ` Artem Bityutskiy
2011-04-15 9:23 ` Nicholas
2011-04-15 13:13 ` Artem Bityutskiy
2011-04-15 13:17 ` Artem Bityutskiy
2011-04-15 13:24 ` Artem Bityutskiy
2011-04-17 9:03 ` Nicholas
2011-04-17 9:16 ` Artem Bityutskiy
2011-04-18 8:29 ` Nicholas
2011-04-18 8:39 ` Artem Bityutskiy [this message]
2011-04-20 3:19 ` Nicholas
2011-04-20 7:30 ` Artem Bityutskiy
2011-08-17 6:35 ` Nicholas
2011-08-20 5:17 ` Artem Bityutskiy
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1303115951.2815.35.camel@localhost \
--to=dedekind1@gmail.com \
--cc=ciliwung36@gmail.com \
--cc=linux-mtd@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.