Re: [PATCH v1 net-next 4/7] af_unix: Move SOCK_PASS{CRED,PIDFD,SEC} to sk->sk_flags.

[Jakub Kicinski <kuba@kernel.org>]

On Wed, 7 May 2025 18:29:16 -0700 Kuniyuki Iwashima wrote:
> diff --git a/include/net/sock.h b/include/net/sock.h
> index f0fabb9fd28a..48b8856e2615 100644
> --- a/include/net/sock.h
> +++ b/include/net/sock.h
> @@ -964,6 +964,10 @@ enum sock_flags {
>  	SOCK_RCVMARK, /* Receive SO_MARK  ancillary data with packet */
>  	SOCK_RCVPRIORITY, /* Receive SO_PRIORITY ancillary data with packet */
>  	SOCK_TIMESTAMPING_ANY, /* Copy of sk_tsflags & TSFLAGS_ANY */
> +	SOCK_PASSCRED, /* Receive SCM_CREDENTIALS ancillary data with packet */
> +	SOCK_PASSPIDFD, /* Receive SCM_PIDFD ancillary data with packet */
> +	SOCK_PASSSEC, /* Receive SCM_SECURITY ancillary data with packet */
> +	SOCK_FLAG_MAX,
>  };

32b builds break:

include/linux/compiler_types.h:557:45: error: call to ‘__compiletime_assert_809’ declared with attribute error: BUILD_BUG_ON failed: BYTES_TO_BITS(sizeof(sk->sk_flags)) <= SOCK_FLAG_MAX
-- 
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