linux-kernel - Re: [PATCH 8/8] virtio_ring.h: do not include <stdint.h> from exported header

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Date:   Mon, 4 Apr 2022 16:58:57 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        linux-arch <linux-arch@...r.kernel.org>
Subject: Re: [PATCH 8/8] virtio_ring.h: do not include <stdint.h> from
 exported header

On Mon, Apr 4, 2022 at 4:44 PM Christoph Hellwig <hch@...radead.org> wrote:
>
> On Mon, Apr 04, 2022 at 03:19:48PM +0900, Masahiro Yamada wrote:
> >       vr->num = num;
> >       vr->desc = p;
> >       vr->avail = (struct vring_avail *)((char *)p + num * sizeof(struct vring_desc));
> > -     vr->used = (void *)(((uintptr_t)&vr->avail->ring[num] + sizeof(__virtio16)
> > +     vr->used = (void *)(((__kernel_uintptr_t)&vr->avail->ring[num] + sizeof(__virtio16)
> >               + align-1) & ~(align - 1));
>
> This really does not look like it should be in a uapi header to start
> with.


Then, could you send a proper fix?

I have no idea how to do this...



-- 
Best Regards
Masahiro Yamada