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From: Takashi Iwai <tiwai@suse.de>
To: Michael Ellerman <mpe@ellerman.id.au>
Cc: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
	"Geoff Levand" <geoff@infradead.org>,
	"Jaroslav Kysela" <perex@perex.cz>,
	"Takashi Iwai" <tiwai@suse.com>, "Jens Axboe" <axboe@kernel.dk>,
	"Jim Paris" <jim@jtan.com>, "Arnd Bergmann" <arnd@arndb.de>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"David S. Miller" <davem@davemloft.net>,
	"Jakub Kicinski" <kuba@kernel.org>,
	"James E.J. Bottomley" <jejb@linux.ibm.com>,
	"Martin K. Petersen" <martin.petersen@oracle.com>,
	"Alan Stern" <stern@rowland.harvard.edu>,
	"Bartlomiej Zolnierkiewicz" <b.zolnierkie@samsung.com>,
	"Benjamin Herrenschmidt" <benh@kernel.crashing.org>,
	"Paul Mackerras" <paulus@samba.org>,
	linuxppc-dev@lists.ozlabs.org, alsa-devel@alsa-project.org,
	linux-block@vger.kernel.org, netdev@vger.kernel.org,
	linux-scsi@vger.kernel.org, linux-usb@vger.kernel.org,
	dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org
Subject: Re: [PATCH 2/2] powerpc/ps3: make system bus's remove and shutdown callbacks return void
Date: Wed, 02 Dec 2020 13:22:14 +0100	[thread overview]
Message-ID: <s5hzh2w8kjt.wl-tiwai@suse.de> (raw)
In-Reply-To: <875z5kwgkx.fsf@mpe.ellerman.id.au>

On Wed, 02 Dec 2020 13:14:06 +0100,
Michael Ellerman wrote:
> 
> Uwe Kleine-König <u.kleine-koenig@pengutronix.de> writes:
> > Hello Michael,
> >
> > On Sat, Nov 28, 2020 at 09:48:30AM +0100, Takashi Iwai wrote:
> >> On Thu, 26 Nov 2020 17:59:50 +0100,
> >> Uwe Kleine-König wrote:
> >> > 
> >> > The driver core ignores the return value of struct device_driver::remove
> >> > because there is only little that can be done. For the shutdown callback
> >> > it's ps3_system_bus_shutdown() which ignores the return value.
> >> > 
> >> > To simplify the quest to make struct device_driver::remove return void,
> >> > let struct ps3_system_bus_driver::remove return void, too. All users
> >> > already unconditionally return 0, this commit makes it obvious that
> >> > returning an error code is a bad idea and ensures future users behave
> >> > accordingly.
> >> > 
> >> > Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> >> 
> >> For the sound bit:
> >> Acked-by: Takashi Iwai <tiwai@suse.de>
> >
> > assuming that you are the one who will apply this patch: Note that it
> > depends on patch 1 that Takashi already applied to his tree. So you
> > either have to wait untils patch 1 appears in some tree that you merge
> > before applying, or you have to take patch 1, too. (With Takashi
> > optinally dropping it then.)
> 
> Thanks. I've picked up both patches.
> 
> If Takashi doesn't want to rebase his tree to drop patch 1 that's OK, it
> will just arrive in mainline via two paths, but git should handle it.

Yeah, I'd like to avoid rebasing, so let's get it merge from both
trees.  git can handle such a case gracefully.


thanks,

Takashi

  reply	other threads:[~2020-12-02 12:23 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-26 16:59 [PATCH 1/2] ALSA: ppc: drop if block with always false condition Uwe Kleine-König
2020-11-26 16:59 ` [PATCH 2/2] powerpc/ps3: make system bus's remove and shutdown callbacks return void Uwe Kleine-König
2020-11-27  8:40   ` Geert Uytterhoeven
2020-11-27 19:39   ` Geoff Levand
2020-11-28  8:48   ` Takashi Iwai
2020-11-29 17:31     ` Uwe Kleine-König
2020-12-02 12:14       ` Michael Ellerman
2020-12-02 12:22         ` Takashi Iwai [this message]
2020-11-27  8:35 ` [PATCH 1/2] ALSA: ppc: drop if block with always false condition Geert Uytterhoeven
2020-11-27  9:45   ` Uwe Kleine-König
2020-11-27 19:37 ` Geoff Levand
2020-11-28  8:48 ` Takashi Iwai
2020-12-10 11:30 ` Michael Ellerman

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