On Wed, Nov 20, 2013 at 12:24:11AM -0800, Christoph Hellwig wrote:
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Thanks, applying for 3.14.
--b.
>
> diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
> index fc10dd7..9423522 100644
> --- a/fs/nfsd/nfs4xdr.c
> +++ b/fs/nfsd/nfs4xdr.c
> @@ -193,6 +193,15 @@ static int zero_clientid(clientid_t *clid)
> return (clid->cl_boot == 0) && (clid->cl_id == 0);
> }
>
> +/**
> + * defer_free - mark an allocation as deferred freed
> + * @argp: NFSv4 compound argument structure to be freed with
> + * @release: release callback to free @p, typically kfree()
> + * @p: pointer to be freed
> + *
> + * Marks @p to be freed when processing the compound operation
> + * described in @argp finishes.
> + */
> static int
> defer_free(struct nfsd4_compoundargs *argp,
> void (*release)(const void *), void *p)
> @@ -209,6 +218,16 @@ defer_free(struct nfsd4_compoundargs *argp,
> return 0;
> }
>
> +/**
> + * savemem - duplicate a chunk of memory for later processing
> + * @argp: NFSv4 compound argument structure to be freed with
> + * @p: pointer to be duplicated
> + * @nbytes: length to be duplicated
> + *
> + * Returns a pointer to a copy of @nbytes bytes of memory at @p
> + * that are preserved until processing of the NFSv4 compound
> + * operation described by @argp finishes.
> + */
> static char *savemem(struct nfsd4_compoundargs *argp, __be32 *p, int nbytes)
> {
> if (p == argp->tmp) {
--
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