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svcrdma: Move the svc_rdma_cc_init() call

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Now that the chunk_ctxt for Reads is no longer dynamically allocated
it can be initialized once for the life of the object that contains
it (struct svc_rdma_recv_ctxt).

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever 2023-12-04 09:58:33 -05:00
parent 57666bbb4e
commit 018f34051b
3 changed files with 11 additions and 3 deletions
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2
include/linux/sunrpc/svc_rdma.h
View File

@ -211,6 +211,8 @@ extern int svc_rdma_recvfrom(struct svc_rqst *);
/* svc_rdma_rw.c */
extern void svc_rdma_destroy_rw_ctxts(struct svcxprt_rdma *rdma);
extern void svc_rdma_cc_init(struct svcxprt_rdma *rdma,
struct svc_rdma_chunk_ctxt *cc);
extern int svc_rdma_send_write_chunk(struct svcxprt_rdma *rdma,
const struct svc_rdma_chunk *chunk,
const struct xdr_buf *xdr);

1
net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
View File

@ -156,6 +156,7 @@ svc_rdma_recv_ctxt_alloc(struct svcxprt_rdma *rdma)
ctxt->rc_recv_sge.length = rdma->sc_max_req_size;
ctxt->rc_recv_sge.lkey = rdma->sc_pd->local_dma_lkey;
ctxt->rc_recv_buf = buffer;
svc_rdma_cc_init(rdma, &ctxt->rc_cc);
return ctxt;
fail2:

11
net/sunrpc/xprtrdma/svc_rdma_rw.c
View File

@ -153,8 +153,13 @@ static void svc_rdma_cc_cid_init(struct svcxprt_rdma *rdma,
cid->ci_completion_id = atomic_inc_return(&rdma->sc_completion_ids);
}
static void svc_rdma_cc_init(struct svcxprt_rdma *rdma,
struct svc_rdma_chunk_ctxt *cc)
/**
* svc_rdma_cc_init - Initialize an svc_rdma_chunk_ctxt
* @rdma: controlling transport instance
* @cc: svc_rdma_chunk_ctxt to be initialized
*/
void svc_rdma_cc_init(struct svcxprt_rdma *rdma,
struct svc_rdma_chunk_ctxt *cc)
{
svc_rdma_cc_cid_init(rdma, &cc->cc_cid);
@ -1101,8 +1106,8 @@ int svc_rdma_process_read_list(struct svcxprt_rdma *rdma,
struct svc_rdma_chunk_ctxt *cc = &head->rc_cc;
int ret;
svc_rdma_cc_init(rdma, cc);
cc->cc_cqe.done = svc_rdma_wc_read_done;
cc->cc_sqecount = 0;
head->rc_pageoff = 0;
head->rc_curpage = 0;
head->rc_readbytes = 0;