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From: Greg KH <gregkh@linuxfoundation.org>
To: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
	Ivan Babrou <ivan@cloudflare.com>,
	Josh Poimboeuf <jpoimboe@redhat.com>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Linux Kbuild mailing list <linux-kbuild@vger.kernel.org>,
	kernel-team <kernel-team@cloudflare.com>
Subject: Re: Linux 4.19 and GCC 9
Date: Fri, 17 May 2019 11:23:02 +0200	[thread overview]
Message-ID: <20190517092302.GA5235@kroah.com> (raw)
In-Reply-To: <CANiq72muyjE3XPjmtQgJpGaqWR=YBi6KVNT3qe-EMXP7x+q_rQ@mail.gmail.com>

On Fri, May 17, 2019 at 11:01:45AM +0200, Miguel Ojeda wrote:
> On Fri, May 17, 2019 at 10:51 AM Greg KH <gregkh@linuxfoundation.org> wrote:
> >
> > On Fri, May 17, 2019 at 10:35:29AM +0200, Miguel Ojeda wrote:
> > > On Fri, May 17, 2019 at 9:38 AM Peter Zijlstra <peterz@infradead.org> wrote:
> > > >
> > > > Right; if there is anything you can reproduce on linus.git I'll happily
> > > > have a look. If it doesn't reproduce all you have to do is find the
> > > > patches that make it work and ask Greg.
> > >
> > > Just to clarify: Linus' master is clean of these issues with GCC 9.1.1.
> >
> > Great!  Care to find the patches that did that work and send me the git
> > commit ids so that I can queue them up?  I don't have gcc9 here yet on
> > my systems, so I can not test for this.
> 
> I am unsure about the perf and the objtools parts (Peter/Josh?), but
> about the -Wmissing-attributes I cleaned, they were these:
> 
> a6e60d84989f ("include/linux/module.h: copy __init/__exit attrs to
> init/cleanup_module")

That patch I applied now.

> c0d9782f5b6d ("Compiler Attributes: add support for __copy (gcc >= 9)")

This one will take some work to backport, let me see what is needed
here...

> ff98e20ef208 ("lib/crc32.c: mark crc32_le_base/__crc32c_le_base
> aliases as __pure")

I'll get to this as well.

thanks,

greg k-h

  reply	other threads:[~2019-05-17  9:23 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CABWYdi06NUOWRLingNuybgZZsTZPjhmsOx-9oCGK94qZGYbzcw@mail.gmail.com>
     [not found] ` <CANiq72kvpiC-i53AXM-YsCUvWroHQemmqxsXjnB330ZEeHahUg@mail.gmail.com>
     [not found]   ` <CABWYdi1zhTTaN-GSgH0DnPfz7p=SRw0wts5QVYYVtfvoiS0qnQ@mail.gmail.com>
2019-05-16 21:20     ` Miguel Ojeda
2019-05-16 21:24       ` Ivan Babrou
2019-05-17  2:03       ` Josh Poimboeuf
2019-05-17  3:14         ` Ivan Babrou
2019-05-17  5:09           ` Greg KH
2019-05-17  7:38             ` Peter Zijlstra
2019-05-17  8:35               ` Miguel Ojeda
2019-05-17  8:51                 ` Greg KH
2019-05-17  9:01                   ` Miguel Ojeda
2019-05-17  9:23                     ` Greg KH [this message]
2019-05-17  9:27                       ` Miguel Ojeda
2019-05-17  9:42                         ` Greg KH
2019-05-17 11:52                           ` Greg KH
2019-05-17  9:48                     ` Greg KH
2019-05-17 15:22                     ` Arnaldo Carvalho de Melo
2019-05-17 17:23                       ` Ivan Babrou
2019-05-17 17:37                         ` Arnaldo Carvalho de Melo
2019-06-10  7:21                           ` Ivan Babrou
2019-06-10  7:45                             ` Greg KH
2019-06-10  9:32                               ` Ignat Korchagin
2019-06-10 14:21                                 ` Greg KH
2019-06-10 14:42                                   ` Miguel Ojeda
2019-06-10 14:48                                     ` Greg KH
2019-06-10 15:01                                       ` Ignat Korchagin
2019-06-10 15:04                                       ` Miguel Ojeda
2019-06-10 15:14                             ` Arnaldo Carvalho de Melo
2019-06-10 15:25                               ` Greg KH
2019-06-10 19:14                                 ` Arnaldo Carvalho de Melo
2019-06-24 10:42                                   ` Ignat Korchagin
2019-06-25  7:50                                     ` Greg KH
2019-06-25  8:08                                       ` Greg KH

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