public inbox for linux-serial@vger.kernel.org
 help / color / mirror / Atom feed
From: "Stuart MacDonald" <stuartm@connecttech.com>
To: Sriram Narasimhan <nsri@tataelxsi.co.in>, linux-serial@vger.kernel.org
Subject: Re: TTY_FLIPBUF_SIZE
Date: Tue, 17 Dec 2002 11:13:18 -0500	[thread overview]
Message-ID: <013001c2a5e7$366df740$294b82ce@connecttech.com> (raw)
In-Reply-To: 3DFF0DFF.8030505@tataelxsi.co.in

From: "Sriram Narasimhan" <nsri@tataelxsi.co.in>
> The TTY_FLIPBUF_SIZE is restricted to 2 * 512 bytes. Can this be
> increased to support synchronous serial lines without affecting other
> serial drivers which still stick to the TTY_FLIPBUF_SIZE limit ?

No. Check the code. struct tty_struct depends on being less than one
page (4 kb) in size, and making the flip bufs any much bigger will
break that.

..Stu



      reply	other threads:[~2002-12-17 16:13 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-12-17 11:43 TTY_FLIPBUF_SIZE Sriram Narasimhan
2002-12-17 16:13 ` Stuart MacDonald [this message]

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='013001c2a5e7$366df740$294b82ce@connecttech.com' \
    --to=stuartm@connecttech.com \
    --cc=linux-serial@vger.kernel.org \
    --cc=nsri@tataelxsi.co.in \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox