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From: Greg KH <gregkh@linuxfoundation.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: "Luis R. Rodriguez" <mcgrof@kernel.org>,
	mfuzzey@parkeon.com, ebiederm@xmission.com,
	dmitry.torokhov@gmail.com, wagi@monom.org, dwmw2@infradead.org,
	jewalt@lgsinnovations.com, rafal@milecki.pl,
	arend.vanspriel@broadcom.com, rjw@rjwysocki.net,
	yi1.li@linux.intel.com, atull@kernel.org,
	moritz.fischer@ettus.com, pmladek@suse.com,
	johannes.berg@intel.com, emmanuel.grumbach@intel.com,
	luciano.coelho@intel.com, kvalo@codeaurora.org, luto@kernel.org,
	torvalds@linux-foundation.org, keescook@chromium.org,
	takahiro.akashi@linaro.org, dhowells@redhat.com,
	pjones@redhat.com, hdegoede@redhat.com, alan@linux.intel.com,
	tytso@mit.edu, mtk.manpages@gmail.com,
	paul.gortmaker@windriver.com, mtosatti@redhat.com,
	mawilcox@microsoft.com, linux-api@vger.kernel.org,
	linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 2/4] swait: add the missing killable swaits
Date: Thu, 29 Jun 2017 15:35:30 +0200	[thread overview]
Message-ID: <20170629133530.GA14747@kroah.com> (raw)
In-Reply-To: <alpine.DEB.2.20.1706291504570.1861@nanos>

On Thu, Jun 29, 2017 at 03:05:26PM +0200, Thomas Gleixner wrote:
> On Thu, 29 Jun 2017, Greg KH wrote:
> > On Wed, Jun 14, 2017 at 03:20:15PM -0700, Luis R. Rodriguez wrote:
> > Do you really still want to add these, now that we know we shouldn't be
> > using swait in "real" code? :)
> 
> And who defined that it should not be used in real code?

Linus did, in a different firmware thread.  You have to _really_ know
what you are doing to use this interface, and the firmware interface
shouldn't be using it.  So adding new apis just for firmware does not
seem like a wise decision at this point in time.

thanks,

greg k-h

  reply	other threads:[~2017-06-29 13:35 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-14 22:20 [PATCH 0/4] firmware: fix fallback mechanism by ignoring SIGCHLD Luis R. Rodriguez
2017-06-14 22:20 ` [PATCH 1/4] test_firmware: add test case for SIGCHLD on sync fallback Luis R. Rodriguez
2017-06-14 22:20 ` [PATCH 2/4] swait: add the missing killable swaits Luis R. Rodriguez
     [not found]   ` <20170614222017.14653-3-mcgrof-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2017-06-29 12:54     ` Greg KH
     [not found]       ` <20170629125402.GH26046-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org>
2017-06-29 13:05         ` Thomas Gleixner
2017-06-29 13:35           ` Greg KH [this message]
2017-06-29 13:46             ` Thomas Gleixner
2017-06-29 16:13               ` Linus Torvalds
2017-06-29 16:31                 ` Matthew Wilcox
2017-06-29 17:29                   ` Luis R. Rodriguez
2017-06-29 17:40                 ` Davidlohr Bueso
2017-06-29 17:57                   ` Linus Torvalds
2017-06-29 18:33                     ` Davidlohr Bueso
     [not found]                       ` <20170629183339.GD3954-3dK4OQgjB4rH06JGZaSw0A@public.gmane.org>
2017-06-29 18:59                         ` Linus Torvalds
     [not found]                           ` <CA+55aFz8Mhx+A-g-5yOG-O1ZLRUR_fpeeA4iBNGH8EnDBZEdpA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-06-29 19:40                             ` Luis R. Rodriguez
2017-06-29 19:44                               ` Luis R. Rodriguez
     [not found]                                 ` <20170629194455.GR21846-B4tOwbsTzaBolqkO4TVVkw@public.gmane.org>
2017-06-29 20:58                                   ` Jakub Kicinski
2017-06-29 22:50                                     ` Luis R. Rodriguez
2017-06-29 22:53                                       ` Jakub Kicinski
2017-06-29 23:00                                         ` Luis R. Rodriguez
2017-06-29 23:06                                           ` Jakub Kicinski
     [not found]                                       ` <20170629225003.GU21846-B4tOwbsTzaBolqkO4TVVkw@public.gmane.org>
2017-07-12 21:33                                         ` Luis R. Rodriguez
     [not found]                               ` <20170629194015.GQ21846-B4tOwbsTzaBolqkO4TVVkw@public.gmane.org>
2017-06-29 20:57                                 ` Linus Torvalds
2017-07-05  2:06                       ` Davidlohr Bueso
     [not found]                         ` <20170705020635.GD11168-3dK4OQgjB4rH06JGZaSw0A@public.gmane.org>
2017-07-07 19:58                           ` Linus Torvalds
2017-07-07 22:27                             ` Davidlohr Bueso
2017-07-07 22:48                               ` Linus Torvalds
2017-06-29 19:15                 ` Marcelo Tosatti
     [not found]                   ` <20170629191506.GB12368-I4X2Mt4zSy4@public.gmane.org>
2017-06-30  4:03                     ` Linus Torvalds
2017-06-30 11:55                       ` Marcelo Tosatti
2017-06-30 11:57                       ` Marcelo Tosatti
2017-06-30 17:30                       ` Krister Johansen
2017-06-14 22:20 ` [PATCH 3/4] firmware: avoid invalid fallback aborts by using killable swait Luis R. Rodriguez
2017-06-14 22:20 ` [PATCH 4/4] firmware: send -EINTR on signal abort on fallback mechanism Luis R. Rodriguez
2017-06-15  7:49 ` [PATCH 0/4] firmware: fix fallback mechanism by ignoring SIGCHLD Martin Fuzzey
     [not found] ` <20170614222017.14653-1-mcgrof-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2017-06-26 21:19   ` Luis R. Rodriguez
2017-06-29 15:14   ` Greg KH
     [not found]     ` <20170629151442.GA4880-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org>
2017-06-29 17:29       ` Luis R. Rodriguez

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