Re: [PATCH v4 00/24] lockless n_tty receive path

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On 06/17/2013 04:01 PM, Greg Kroah-Hartman wrote:
On Sat, Jun 15, 2013 at 09:14:12AM -0400, Peter Hurley wrote:
Greg,

As before, this patchset is dependent on the 'ldsem patchset'.
The reason is that this series abandons tty->receive_room as
a flow control mechanism (because that requires locking),
and the TIOCSETD ioctl _without ldsem_ uses tty->receive_room
to shutoff i/o.

It is also dependent on 'n_tty fixes' which I recently resent
to you.

Thanks for rebasing all of this, and resending it.  It's late in the
3.11 development cycle, so I'm going to wait unto 3.11-rc1 is out to
queue it up for 3.12, to get it lots of testing in linux-next.

Thanks Greg. I actually meant to suggest these be held until after
the merge window but I got distracted by the VT1 deallocation bug
report.

Regards,
Peter Hurley
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