On Tue, Jun 25, 2019 at 03:50:29PM +0800, Greg KH wrote:
> On Mon, Jun 24, 2019 at 11:42:34AM +0100, Ignat Korchagin wrote:
> > Hi Greg,
> >
> > > > For us it seems applying the following 4 mainline patches makes 4.19.x
> > > > branch perf compile with GCC-9:
> > > >
> > > > 4d0f16d059ddb91424480d
On Mon, Jun 24, 2019 at 11:42:34AM +0100, Ignat Korchagin wrote:
> Hi Greg,
>
> > > For us it seems applying the following 4 mainline patches makes 4.19.x
> > > branch perf compile with GCC-9:
> > >
> > > 4d0f16d059ddb91424480d88473f7392f24aebdc: perf ui helpline: Use
> > > strlcpy() as a shorter
Hi Greg,
> > For us it seems applying the following 4 mainline patches makes 4.19.x
> > branch perf compile with GCC-9:
> >
> > 4d0f16d059ddb91424480d88473f7392f24aebdc: perf ui helpline: Use
> > strlcpy() as a shorter form of strncpy() + explicit set nul
> > b6313899f4ed2e76b8375cf8069556f5b94fbf
Em Mon, Jun 10, 2019 at 05:25:42PM +0200, Greg KH escreveu:
> On Mon, Jun 10, 2019 at 12:14:07PM -0300, Arnaldo Carvalho de Melo wrote:
> > Em Mon, Jun 10, 2019 at 12:21:51AM -0700, Ivan Babrou escreveu:
> > > Looks like 4.19.49 received some patches for GCC 9+, but unfortunately
> > > perf still d
On Mon, Jun 10, 2019 at 12:14:07PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Mon, Jun 10, 2019 at 12:21:51AM -0700, Ivan Babrou escreveu:
> > Looks like 4.19.49 received some patches for GCC 9+, but unfortunately
> > perf still doesn't want to compile:
> >
> > [07:15:32]In file included from /us
Em Mon, Jun 10, 2019 at 12:21:51AM -0700, Ivan Babrou escreveu:
> Looks like 4.19.49 received some patches for GCC 9+, but unfortunately
> perf still doesn't want to compile:
>
> [07:15:32]In file included from /usr/include/string.h:635,
> [07:15:32] from util/debug.h:7,
> [07:15:32] from builtin-
On Mon, Jun 10, 2019 at 4:49 PM Greg KH wrote:
>
> On Mon, Jun 10, 2019 at 04:42:27PM +0200, Miguel Ojeda wrote:
> > I think Josh Poimboeuf added support for a few related things in GCC 8
> > (e.g. 13810435b9a7 ("objtool: Support GCC 8's cold subfunctions")).
>
> That commit is already in all stab
On Mon, Jun 10, 2019 at 3:49 PM Greg KH wrote:
>
> >
> > I typically compile a bare-bones GCC for those things, it is quite quick.
>
> Pointers to how to do that is appreciated. It's been years since I had
> to build gcc "from scratch".
This is how we do it, but we use it for some other projects
On Mon, Jun 10, 2019 at 04:42:27PM +0200, Miguel Ojeda wrote:
> On Mon, Jun 10, 2019 at 4:21 PM Greg KH wrote:
> >
> > > I also checked that 4.19.49 compiles fine with GCC 9, although with a
> > > lot of warnings, mostly from objtool, like "warning: objtool:
> > > sock_register()+0xd: sibling call
On Mon, Jun 10, 2019 at 4:21 PM Greg KH wrote:
>
> > I also checked that 4.19.49 compiles fine with GCC 9, although with a
> > lot of warnings, mostly from objtool, like "warning: objtool:
> > sock_register()+0xd: sibling call from callable instruction with
> > modified stack frame". But it's a st
On Mon, Jun 10, 2019 at 10:32:25AM +0100, Ignat Korchagin wrote:
> Hi Greg,
>
> For us it seems applying the following 4 mainline patches makes 4.19.x
> branch perf compile with GCC-9:
>
> 4d0f16d059ddb91424480d88473f7392f24aebdc: perf ui helpline: Use
> strlcpy() as a shorter form of strncpy() +
Hi Greg,
For us it seems applying the following 4 mainline patches makes 4.19.x
branch perf compile with GCC-9:
4d0f16d059ddb91424480d88473f7392f24aebdc: perf ui helpline: Use
strlcpy() as a shorter form of strncpy() + explicit set nul
b6313899f4ed2e76b8375cf8069556f5b94fbff0: perf help: Remove n
On Mon, Jun 10, 2019 at 12:21:51AM -0700, Ivan Babrou wrote:
> Looks like 4.19.49 received some patches for GCC 9+, but unfortunately
> perf still doesn't want to compile:
>
> [07:15:32]In file included from /usr/include/string.h:635,
> [07:15:32] from util/debug.h:7,
> [07:15:32] from builtin-hel
Looks like 4.19.49 received some patches for GCC 9+, but unfortunately
perf still doesn't want to compile:
[07:15:32]In file included from /usr/include/string.h:635,
[07:15:32] from util/debug.h:7,
[07:15:32] from builtin-help.c:15:
[07:15:32]In function 'strncpy',
[07:15:32] inlined from 'add_man
On May 17, 2019 2:23:10 PM GMT-03:00, Ivan Babrou wrote:
>On Fri, May 17, 2019 at 8:22 AM Arnaldo Carvalho de Melo
> wrote:
>>
>> Em Fri, May 17, 2019 at 11:01:45AM +0200, Miguel Ojeda escreveu:
>> > On Fri, May 17, 2019 at 10:51 AM Greg KH
> wrote:
>> > >
>> > > On Fri, May 17, 2019 at 10:35:29AM
On Fri, May 17, 2019 at 8:22 AM Arnaldo Carvalho de Melo
wrote:
>
> Em Fri, May 17, 2019 at 11:01:45AM +0200, Miguel Ojeda escreveu:
> > On Fri, May 17, 2019 at 10:51 AM Greg KH wrote:
> > >
> > > On Fri, May 17, 2019 at 10:35:29AM +0200, Miguel Ojeda wrote:
> > > > On Fri, May 17, 2019 at 9:38 A
Em Fri, May 17, 2019 at 11:01:45AM +0200, Miguel Ojeda escreveu:
> On Fri, May 17, 2019 at 10:51 AM Greg KH 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
> > > wrote:
> > > >
> > > > Right; if there is anything y
On Fri, May 17, 2019 at 11:42:17AM +0200, Greg KH wrote:
> On Fri, May 17, 2019 at 11:27:41AM +0200, Miguel Ojeda wrote:
> > On Fri, May 17, 2019 at 11:23 AM Greg KH wrote:
> > >
> > > On Fri, May 17, 2019 at 11:01:45AM +0200, Miguel Ojeda wrote:
> > >
> > > > a6e60d84989f ("include/linux/module.h
On Fri, May 17, 2019 at 11:01:45AM +0200, Miguel Ojeda wrote:
> On Fri, May 17, 2019 at 10:51 AM Greg KH 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
> > > wrote:
> > > >
> > > > Right; if there is anything you
On Fri, May 17, 2019 at 11:27:41AM +0200, Miguel Ojeda wrote:
> On Fri, May 17, 2019 at 11:23 AM Greg KH wrote:
> >
> > On Fri, May 17, 2019 at 11:01:45AM +0200, Miguel Ojeda wrote:
> >
> > > a6e60d84989f ("include/linux/module.h: copy __init/__exit attrs to
> > > init/cleanup_module")
> >
> > Tha
On Fri, May 17, 2019 at 11:23 AM Greg KH wrote:
>
> On Fri, May 17, 2019 at 11:01:45AM +0200, Miguel Ojeda wrote:
>
> > a6e60d84989f ("include/linux/module.h: copy __init/__exit attrs to
> > init/cleanup_module")
>
> That patch I applied now.
Note that this one requires the second one (c0d9782f5b
On Fri, May 17, 2019 at 11:01:45AM +0200, Miguel Ojeda wrote:
> On Fri, May 17, 2019 at 10:51 AM Greg KH 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
> > > wrote:
> > > >
> > > > Right; if there is anything you
On Fri, May 17, 2019 at 10:51 AM Greg KH 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 wrote:
> > >
> > > Right; if there is anything you can reproduce on linus.git I'll happily
> > > have a look. If it doesn't reproduc
On Fri, May 17, 2019 at 10:35:29AM +0200, Miguel Ojeda wrote:
> On Fri, May 17, 2019 at 9:38 AM Peter Zijlstra wrote:
> >
> > On Fri, May 17, 2019 at 07:09:31AM +0200, Greg KH wrote:
> > > On Thu, May 16, 2019 at 08:14:25PM -0700, Ivan Babrou wrote:
> > > > We are building the upstream kernel. The
On Fri, May 17, 2019 at 9:38 AM Peter Zijlstra wrote:
>
> On Fri, May 17, 2019 at 07:09:31AM +0200, Greg KH wrote:
> > On Thu, May 16, 2019 at 08:14:25PM -0700, Ivan Babrou wrote:
> > > We are building the upstream kernel. There are a few patches, but
> > > nothing related to objtool.
> > >
> > >
On Fri, May 17, 2019 at 07:09:31AM +0200, Greg KH wrote:
> On Thu, May 16, 2019 at 08:14:25PM -0700, Ivan Babrou wrote:
> > We are building the upstream kernel. There are a few patches, but
> > nothing related to objtool.
> >
> > Unless you mean mainline/stable by upstream, I haven't tried that. W
On Thu, May 16, 2019 at 08:14:25PM -0700, Ivan Babrou wrote:
> We are building the upstream kernel. There are a few patches, but
> nothing related to objtool.
>
> Unless you mean mainline/stable by upstream, I haven't tried that. We
> stick to LTS.
Please work and all of these issues fixed up in
We are building the upstream kernel. There are a few patches, but
nothing related to objtool.
Unless you mean mainline/stable by upstream, I haven't tried that. We
stick to LTS.
On Thu, May 16, 2019 at 7:04 PM Josh Poimboeuf wrote:
>
> On Thu, May 16, 2019 at 11:20:54PM +0200, Miguel Ojeda wrote
On Thu, May 16, 2019 at 11:20:54PM +0200, Miguel Ojeda wrote:
> > mm/slub.o: warning: objtool: init_cache_random_seq()+0x36: sibling
> > call from callable instruction with modified stack frame
> > mm/slub.o: warning: objtool: slab_out_of_memory()+0x3b: sibling call
> > from callable instruction wi
On Thu, May 16, 2019 at 2:21 PM Miguel Ojeda
wrote:
>
> Hi,
>
> On Thu, May 16, 2019 at 10:11 PM Ivan Babrou wrote:
> >
> > Hey Miguel,
> >
> > The first error is during perf build process (make -C tools/perf install):
> >
> > [17:38:21] In file included from /usr/include/string.h:635,
> > [17:38
Hi,
On Thu, May 16, 2019 at 10:11 PM Ivan Babrou wrote:
>
> Hey Miguel,
>
> The first error is during perf build process (make -C tools/perf install):
>
> [17:38:21] In file included from /usr/include/string.h:635,
> [17:38:21] from ui/tui/helpline.c:4:
> [17:38:21] In function '
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