From: Arnd Bergmann <arnd@arndb.de>
To: Greg KH <gregkh@suse.de>
Cc: linux-kernel@vger.kernel.org, Alan Cox <alan@lxorguk.ukuu.org.uk>,
Frederic Weisbecker <fweisbec@gmail.com>,
John Kacur <jkacur@redhat.com>
Subject: Re: [PATCH 00/31] tty: BKL removal
Date: Thu, 3 Jun 2010 00:16:44 +0200 [thread overview]
Message-ID: <201006030016.44621.arnd@arndb.de> (raw)
In-Reply-To: <1275425591-8803-1-git-send-email-arnd@arndb.de>
On Tuesday 01 June 2010 22:52:40 Arnd Bergmann wrote:
> Hi Greg,
>
> As promised, here is a resend of the patches from
> both Alan and myself, making the BKL optional
> in the TTY layer. Please apply to your tty-next
> tree.
FWIW, I've documented what I've learned about the BKL (now BTM)
locking in the tty code, see
http://kernelnewbies.org/BigKernelLock?action=AttachFile&do=view&target=tty_lock.png
I hope that helps in the process of killing the BTM itself.
Arnd
next prev parent reply other threads:[~2010-06-02 22:16 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-01 20:52 Arnd Bergmann
2010-06-01 20:52 ` [PATCH 01/31] stallion: prune lock_kernel calls Arnd Bergmann
2010-06-01 20:52 ` [PATCH 02/31] istallion: use bit ops for the board flags Arnd Bergmann
2010-06-01 20:52 ` [PATCH 03/31] riscom8: kill use of lock_kernel Arnd Bergmann
2010-06-01 20:52 ` [PATCH 04/31] isicom: kill off the BKL Arnd Bergmann
2010-06-01 20:52 ` [PATCH 05/31] rocket: kill BKL Arnd Bergmann
2010-06-01 20:52 ` [PATCH 06/31] synclink: kill the big kernel lock Arnd Bergmann
2010-06-01 20:52 ` [PATCH 07/31] cyclades: Kill off BKL usage Arnd Bergmann
2010-06-01 20:52 ` [PATCH 08/31] epca: Kill the big kernel lock Arnd Bergmann
2010-06-01 20:52 ` [PATCH 09/31] specialix; Kill the BKL Arnd Bergmann
2010-06-01 20:52 ` [PATCH 10/31] synclink: reworking locking a bit Arnd Bergmann
2010-06-01 20:52 ` [PATCH 11/31] tty: serial - fix various misuses/mishandlings of port->tty Arnd Bergmann
2010-06-01 20:52 ` [PATCH 12/31] tty: serial - fix tty back references in termios Arnd Bergmann
2010-06-17 18:50 ` Tony Luck
2010-06-17 20:21 ` Greg KH
2010-06-01 20:52 ` [PATCH 13/31] tty: serial - fix tty referencing in set_ldisc Arnd Bergmann
2010-06-01 20:52 ` [PATCH 14/31] vc: Locking clean up Arnd Bergmann
2010-06-01 20:52 ` [PATCH 15/31] tty: Make vt's have a tty_port Arnd Bergmann
2010-06-01 20:52 ` [PATCH 16/31] tty: Move the vt_tty field from the vc_data into the standard tty_port Arnd Bergmann
2010-06-01 20:52 ` [PATCH 17/31] serial: Change the wait for carrier locking Arnd Bergmann
2010-06-01 20:52 ` [PATCH 18/31] serial: add port helpers Arnd Bergmann
2010-06-01 20:52 ` [PATCH 19/31] serial: trim locking on the helpers Arnd Bergmann
2010-06-01 20:53 ` [PATCH 20/31] serial: Use block_til_ready helper Arnd Bergmann
2010-06-01 20:53 ` [PATCH 21/31] tty: replace BKL with a new tty_lock Arnd Bergmann
2010-06-01 20:53 ` [PATCH 22/31] tty: never hold BTM while getting tty_mutex Arnd Bergmann
2010-06-01 20:53 ` [PATCH 23/31] tty: fix console_sem lock order Arnd Bergmann
2010-06-01 20:53 ` [PATCH 24/31] cdc-acm: remove dead code Arnd Bergmann
2010-06-01 20:53 ` [PATCH 25/31] tty: introduce wait_event_interruptible_tty Arnd Bergmann
2010-06-01 20:53 ` [PATCH 26/31] tty: reorder ldisc locking Arnd Bergmann
2010-06-01 20:53 ` [PATCH 27/31] tty: untangle locking of wait_until_sent Arnd Bergmann
2010-06-01 20:53 ` [PATCH 28/31] tty: remove tty_lock_nested Arnd Bergmann
2010-06-01 20:53 ` [PATCH 29/31] tty: implement BTM as mutex instead of BKL Arnd Bergmann
2010-06-01 20:53 ` [PATCH 30/31] tty: release BTM while sleeping in block_til_ready Arnd Bergmann
2010-06-01 20:53 ` [PATCH 31/31] 8250: fix set_ldisc operation Arnd Bergmann
2010-06-02 22:16 ` Arnd Bergmann [this message]
2010-06-02 23:10 ` [PATCH 00/31] tty: BKL removal Greg KH
2010-06-16 20:49 ` Greg KH
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