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nfsd4: cleanup: replace rq_resused count by rq_next_page pointer

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It may be a matter of personal taste, but I find this makes the code
clearer.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields
2012-12-10 18:01:37 -05:00
parent 79f77bf9a4
commit afc59400d6
12 changed files with 61 additions and 59 deletions
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10
net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
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@@ -521,11 +521,11 @@ next_sge:
rqstp->rq_pages[ch_no] = NULL;
/*
* Detach res pages. svc_release must see a resused count of
* zero or it will attempt to put them.
* Detach res pages. If svc_release sees any it will attempt to
* put them.
*/
while (rqstp->rq_resused)
rqstp->rq_respages[--rqstp->rq_resused] = NULL;
while (rqstp->rq_next_page != rqstp->rq_respages)
*(--rqstp->rq_next_page) = NULL;
return err;
}
@@ -550,7 +550,7 @@ static int rdma_read_complete(struct svc_rqst *rqstp,
/* rq_respages starts after the last arg page */
rqstp->rq_respages = &rqstp->rq_arg.pages[page_no];
rqstp->rq_resused = 0;
rqstp->rq_next_page = &rqstp->rq_arg.pages[page_no];
/* Rebuild rq_arg head and tail. */
rqstp->rq_arg.head[0] = head->arg.head[0];