diff options
Diffstat (limited to 'net')
-rw-r--r-- | net/sunrpc/xprtrdma/svc_rdma_rw.c | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/net/sunrpc/xprtrdma/svc_rdma_rw.c b/net/sunrpc/xprtrdma/svc_rdma_rw.c index 487acb192558..dbced8970779 100644 --- a/net/sunrpc/xprtrdma/svc_rdma_rw.c +++ b/net/sunrpc/xprtrdma/svc_rdma_rw.c @@ -292,7 +292,6 @@ static void svc_rdma_write_done(struct ib_cq *cq, struct ib_wc *wc) struct svc_rdma_read_info { struct svc_rqst *ri_rqst; struct svc_rdma_recv_ctxt *ri_readctxt; - unsigned int ri_pageoff; }; static struct svc_rdma_read_info * @@ -705,7 +704,7 @@ static int svc_rdma_build_read_segment(struct svcxprt_rdma *rdma, int ret; len = segment->rs_length; - sge_no = PAGE_ALIGN(info->ri_pageoff + len) >> PAGE_SHIFT; + sge_no = PAGE_ALIGN(head->rc_pageoff + len) >> PAGE_SHIFT; ctxt = svc_rdma_get_rw_ctxt(rdma, sge_no); if (!ctxt) return -ENOMEM; @@ -714,19 +713,19 @@ static int svc_rdma_build_read_segment(struct svcxprt_rdma *rdma, sg = ctxt->rw_sg_table.sgl; for (sge_no = 0; sge_no < ctxt->rw_nents; sge_no++) { seg_len = min_t(unsigned int, len, - PAGE_SIZE - info->ri_pageoff); + PAGE_SIZE - head->rc_pageoff); - if (!info->ri_pageoff) + if (!head->rc_pageoff) head->rc_page_count++; sg_set_page(sg, rqstp->rq_pages[head->rc_curpage], - seg_len, info->ri_pageoff); + seg_len, head->rc_pageoff); sg = sg_next(sg); - info->ri_pageoff += seg_len; - if (info->ri_pageoff == PAGE_SIZE) { + head->rc_pageoff += seg_len; + if (head->rc_pageoff == PAGE_SIZE) { head->rc_curpage++; - info->ri_pageoff = 0; + head->rc_pageoff = 0; } len -= seg_len; @@ -787,7 +786,7 @@ static int svc_rdma_build_read_chunk(struct svcxprt_rdma *rdma, * * Take a page at a time from rqstp->rq_pages and copy the inline * content from the Receive buffer into that page. Update - * head->rc_curpage and info->ri_pageoff so that the next RDMA Read + * head->rc_curpage and head->rc_pageoff so that the next RDMA Read * result will land contiguously with the copied content. * * Return values: @@ -803,24 +802,24 @@ static int svc_rdma_copy_inline_range(struct svc_rdma_read_info *info, struct svc_rqst *rqstp = info->ri_rqst; unsigned int page_no, numpages; - numpages = PAGE_ALIGN(info->ri_pageoff + remaining) >> PAGE_SHIFT; + numpages = PAGE_ALIGN(head->rc_pageoff + remaining) >> PAGE_SHIFT; for (page_no = 0; page_no < numpages; page_no++) { unsigned int page_len; page_len = min_t(unsigned int, remaining, - PAGE_SIZE - info->ri_pageoff); + PAGE_SIZE - head->rc_pageoff); - if (!info->ri_pageoff) + if (!head->rc_pageoff) head->rc_page_count++; dst = page_address(rqstp->rq_pages[head->rc_curpage]); memcpy(dst + head->rc_curpage, src + offset, page_len); head->rc_readbytes += page_len; - info->ri_pageoff += page_len; - if (info->ri_pageoff == PAGE_SIZE) { + head->rc_pageoff += page_len; + if (head->rc_pageoff == PAGE_SIZE) { head->rc_curpage++; - info->ri_pageoff = 0; + head->rc_pageoff = 0; } remaining -= page_len; offset += page_len; @@ -1134,9 +1133,9 @@ int svc_rdma_process_read_list(struct svcxprt_rdma *rdma, return -ENOMEM; info->ri_rqst = rqstp; info->ri_readctxt = head; - info->ri_pageoff = 0; svc_rdma_cc_init(rdma, cc); cc->cc_cqe.done = svc_rdma_wc_read_done; + head->rc_pageoff = 0; head->rc_curpage = 0; head->rc_readbytes = 0; |