On Fri, Jan 15, 2021 at 1:33 PM Linus Torvalds
wrote:
>
> On Fri, Jan 15, 2021 at 1:23 AM Will Deacon wrote:
> >
> > Hmm. The feedback on the clang bug suggests that GCC is the one in the
> > wrong here (although the argument is based on C11 and I haven't trawled
> > through the standards to see
On Fri, Jan 15, 2021 at 1:23 AM Will Deacon wrote:
>
> Hmm. The feedback on the clang bug suggests that GCC is the one in the
> wrong here (although the argument is based on C11 and I haven't trawled
> through the standards to see how this has evolved):
Oh well.
That writing is absolutely the _w
On Thu, Jan 14, 2021 at 01:11:12PM -0800, Linus Torvalds wrote:
> On Thu, Jan 14, 2021 at 11:41 AM Will Deacon wrote:
> >
> > Sure enough, an arm64 defconfig builds perfectly alright with that change,
> > but it really shouldn't. I'm using clang 11.0.5, so I had another go with
> > GCC 9.2.1 and b
On Thu, Jan 14, 2021 at 11:41 AM Will Deacon wrote:
>
> Sure enough, an arm64 defconfig builds perfectly alright with that change,
> but it really shouldn't. I'm using clang 11.0.5, so I had another go with
> GCC 9.2.1 and bang:
Ok, looks like a clang bug, but a reasonably benign one.
As long as
On Thu, Jan 14, 2021 at 11:41 AM Will Deacon wrote:
>
> On Thu, Jan 14, 2021 at 11:09:01AM -0800, Linus Torvalds wrote:
> > On Thu, Jan 14, 2021 at 11:00 AM Will Deacon wrote:
> > >
> > > I tried that initially, but I found that I had to make all of the
> > > members const to get it to work, at w
On Thu, Jan 14, 2021 at 11:09:01AM -0800, Linus Torvalds wrote:
> On Thu, Jan 14, 2021 at 11:00 AM Will Deacon wrote:
> >
> > I tried that initially, but I found that I had to make all of the
> > members const to get it to work, at which point the anonymous struct
> > wasn't really adding anything
On Thu, Jan 14, 2021 at 11:00 AM Will Deacon wrote:
>
> I tried that initially, but I found that I had to make all of the
> members const to get it to work, at which point the anonymous struct
> wasn't really adding anything. Did I just botch the syntax?
I'm not sure what you tried. But this stup
On Thu, Jan 14, 2021 at 10:16:13AM -0800, Linus Torvalds wrote:
> On Thu, Jan 14, 2021 at 10:01 AM Will Deacon wrote:
> >
> > Try to clean this up by splitting the immutable fault information out
> > into a new 'struct vm_fault_info' which is embedded in 'struct vm_fault'
> > and will later be mad
On Thu, Jan 14, 2021 at 10:01 AM Will Deacon wrote:
>
> Try to clean this up by splitting the immutable fault information out
> into a new 'struct vm_fault_info' which is embedded in 'struct vm_fault'
> and will later be made 'const'. The vast majority of this change was
> performed with a coccine
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