linux-kernel - Re: [13/15] tty: hvc: hvc

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Message-Id: <41ptd34Q5zz9sC7@ozlabs.org>
Date:   Mon, 13 Aug 2018 21:23:03 +1000 (AEST)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Nicholas Piggin <npiggin@...il.com>, linuxppc-dev@...ts.ozlabs.org
Cc:     Jiri Slaby <jslaby@...e.com>, linux-kernel@...r.kernel.org,
        Nicholas Piggin <npiggin@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [13/15] tty: hvc: hvc_write may sleep

On Mon, 2018-04-30 at 14:55:56 UTC, Nicholas Piggin wrote:
> Rework the hvc_write loop to drop and re-take the spinlock on each
> iteration, add a cond_resched. Don't bother with an initial hvc_push
> initially, which makes the logic simpler -- just do a hvc_push on
> each time around the loop.
> 
> Signed-off-by: Nicholas Piggin <npiggin@...il.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/550ddadcc7580ec2a6c22d4ed04291

cheers