2017-11-19 04:19:49

by Boris Ostrovsky

[permalink] [raw]
Subject: Re: [PATCH] NFSv4: Ensure gcc 4.4.4 can compile initialiser for "invalid_stateid"



On 11/18/2017 01:50 PM, Trond Myklebust wrote:
> gcc 4.4.4 is too old to have full C11 anonymous union support, so
> the current initialiser fails to compile.
>
> Reported-by: Boris Ostrovsky <[email protected]>
> Signed-off-by: Trond Myklebust <[email protected]>


(compile-)Tested-by: Boris Ostrovsky <[email protected]>
> ---
> fs/nfs/nfs4state.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
> index 980462d577ca..231b5ea2464a 100644
> --- a/fs/nfs/nfs4state.c
> +++ b/fs/nfs/nfs4state.c
> @@ -71,8 +71,8 @@ const nfs4_stateid zero_stateid = {
> };
> const nfs4_stateid invalid_stateid = {
> {
> - .seqid = cpu_to_be32(0xffffffffU),
> - .other = { 0 },
> + /* Funky initialiser keeps older gcc versions happy */
> + .data = { 0xff, 0xff, 0xff, 0xff, 0 },
> },
> .type = NFS4_INVALID_STATEID_TYPE,
> };
>

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