linux-kernel - Re: [PATCH] tty: Correct tty buffer flushing.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20121129212809.5bc12088@bob.linux.org.uk>
Date:	Thu, 29 Nov 2012 21:28:09 +0000
From:	Alan Cox <alan@...ux.intel.com>
To:	Ilya Zykov <ilya@...x.ru>
Cc:	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Xiaobing Tu <xiaobing.tu@...el.com>,
	Jiri Slaby <jslaby@...e.cz>, Alek Du <alek.du@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH] tty: Correct tty buffer flushing.

> Sorry, In you reply not all patch.
> Main idea here -  we never flash last (struct tty_buffer) in the
> active buffer. Only data for ldisc. (tty->buf.head->read =
> tty->buf.head->commit). At that moment driver can collect(write) data
> in buffer without conflict.

Ah.. now I understand. Yes that makes sense.  I will think about that
carefully. This is why a good explanation with a patch is important.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/