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-rw-r--r--include/linux/sunrpc/svc.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index facb94488bb..5af8800e0ce 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -185,6 +185,17 @@ xdr_ressize_check(struct svc_rqst *rqstp, u32 *p)
return vec->iov_len <= PAGE_SIZE;
}
+static inline struct page *
+svc_take_res_page(struct svc_rqst *rqstp)
+{
+ if (rqstp->rq_arghi <= rqstp->rq_argused)
+ return NULL;
+ rqstp->rq_arghi--;
+ rqstp->rq_respages[rqstp->rq_resused] =
+ rqstp->rq_argpages[rqstp->rq_arghi];
+ return rqstp->rq_respages[rqstp->rq_resused++];
+}
+
static inline int svc_take_page(struct svc_rqst *rqstp)
{
if (rqstp->rq_arghi <= rqstp->rq_argused)