Thread (6 messages) 6 messages, 5 authors, 2012-11-13

Re: tty, vt: lockdep warnings (Patch v3)

From: Sasha Levin <hidden>
Date: 2012-11-13 16:24:53
Also in: lkml

On Fri, Nov 9, 2012 at 2:42 PM, Sasha Levin [off-list ref] wrote:
On 11/09/2012 02:34 PM, Hugh Dickins wrote:
quoted
On Thu, 8 Nov 2012, Alan Cox wrote:
quoted
commit f35b3fbf24c4e4debb6a7a864b09854ccc2a22e7
Author: Alan Cox [off-list ref]
Date:   Wed Nov 7 16:35:08 2012 +0000

    fb: Rework locking to fix lock ordering on takeover

    Adjust the console layer to allow a take over call where the caller already
    holds the locks. Make the fb layer lock in order.

    This s partly a band aid, the fb layer is terminally confused about the
    locking rules it uses for its notifiers it seems.

    Signed-off-by: Alan Cox [off-list ref]
This version works for me too - thanks.
Hugh
I was planning to test it last night, but new code in mm/ failed horribly and
was BUG()ing all over the place, so I didn't get any significant testing
of this patch done.

Will update...
Nothing complains anywhere, looks great.


Thanks,
Sasha
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