Hi all,
On Tue, 9 Jul 2024 11:25:44 +1000 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Today's linux-next merge of the hid tree got a conflict in:
>
> include/linux/hid_bpf.h
>
> between commit:
>
> bad8443fbbca ("mm: add comments for allocation helpers explaining why they are macros")
>
> from the mm-unstable branch of the mm tree and commit:
>
> 6cd735f0e57a ("HID: bpf: protect HID-BPF prog_list access by a SRCU")
>
> from the hid tree.
>
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging. You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
>
> diff --cc include/linux/hid_bpf.h
> index 99a3edb6cf07,9ca96fc90449..000000000000
> --- a/include/linux/hid_bpf.h
> +++ b/include/linux/hid_bpf.h
> @@@ -151,12 -227,7 +227,12 @@@ static inline int dispatch_hid_bpf_outp
> static inline int hid_bpf_connect_device(struct hid_device *hdev) { return 0; }
> static inline void hid_bpf_disconnect_device(struct hid_device *hdev) {}
> static inline void hid_bpf_destroy_device(struct hid_device *hid) {}
> - static inline void hid_bpf_device_init(struct hid_device *hid) {}
> + static inline int hid_bpf_device_init(struct hid_device *hid) { return 0; }
> +/*
> + * This specialized allocator has to be a macro for its allocations to be
> + * accounted separately (to have a separate alloc_tag). The typecast is
> + * intentional to enforce typesafety.
> + */
> #define call_hid_bpf_rdesc_fixup(_hdev, _rdesc, _size) \
> ((u8 *)kmemdup(_rdesc, *(_size), GFP_KERNEL))
>
This is now a conflict between the mm-stable branch of the mm tree
and Linus' tree.
--
Cheers,
Stephen Rothwell
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