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path: root/fs/nfsd/nfsxdr.c
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Diffstat (limited to 'fs/nfsd/nfsxdr.c')
-rw-r--r--fs/nfsd/nfsxdr.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/fs/nfsd/nfsxdr.c b/fs/nfsd/nfsxdr.c
index 3f14a17eaa6e..ad2fba3c54f8 100644
--- a/fs/nfsd/nfsxdr.c
+++ b/fs/nfsd/nfsxdr.c
@@ -262,8 +262,7 @@ nfssvc_decode_readargs(struct svc_rqst *rqstp, u32 *p,
262 */ 262 */
263 v=0; 263 v=0;
264 while (len > 0) { 264 while (len > 0) {
265 pn=rqstp->rq_resused; 265 pn = rqstp->rq_resused++;
266 svc_take_page(rqstp);
267 args->vec[v].iov_base = page_address(rqstp->rq_respages[pn]); 266 args->vec[v].iov_base = page_address(rqstp->rq_respages[pn]);
268 args->vec[v].iov_len = len < PAGE_SIZE?len:PAGE_SIZE; 267 args->vec[v].iov_len = len < PAGE_SIZE?len:PAGE_SIZE;
269 len -= args->vec[v].iov_len; 268 len -= args->vec[v].iov_len;
@@ -295,7 +294,7 @@ nfssvc_decode_writeargs(struct svc_rqst *rqstp, u32 *p,
295 while (len > args->vec[v].iov_len) { 294 while (len > args->vec[v].iov_len) {
296 len -= args->vec[v].iov_len; 295 len -= args->vec[v].iov_len;
297 v++; 296 v++;
298 args->vec[v].iov_base = page_address(rqstp->rq_argpages[v]); 297 args->vec[v].iov_base = page_address(rqstp->rq_pages[v]);
299 args->vec[v].iov_len = PAGE_SIZE; 298 args->vec[v].iov_len = PAGE_SIZE;
300 } 299 }
301 args->vec[v].iov_len = len; 300 args->vec[v].iov_len = len;
@@ -333,8 +332,7 @@ nfssvc_decode_readlinkargs(struct svc_rqst *rqstp, u32 *p, struct nfsd_readlinka
333{ 332{
334 if (!(p = decode_fh(p, &args->fh))) 333 if (!(p = decode_fh(p, &args->fh)))
335 return 0; 334 return 0;
336 svc_take_page(rqstp); 335 args->buffer = page_address(rqstp->rq_respages[rqstp->rq_resused++]);
337 args->buffer = page_address(rqstp->rq_respages[rqstp->rq_resused-1]);
338 336
339 return xdr_argsize_check(rqstp, p); 337 return xdr_argsize_check(rqstp, p);
340} 338}
@@ -375,8 +373,7 @@ nfssvc_decode_readdirargs(struct svc_rqst *rqstp, u32 *p,
375 if (args->count > PAGE_SIZE) 373 if (args->count > PAGE_SIZE)
376 args->count = PAGE_SIZE; 374 args->count = PAGE_SIZE;
377 375
378 svc_take_page(rqstp); 376 args->buffer = page_address(rqstp->rq_respages[rqstp->rq_resused++]);
379 args->buffer = page_address(rqstp->rq_respages[rqstp->rq_resused-1]);
380 377
381 return xdr_argsize_check(rqstp, p); 378 return xdr_argsize_check(rqstp, p);
382} 379}
@@ -416,7 +413,6 @@ nfssvc_encode_readlinkres(struct svc_rqst *rqstp, u32 *p,
416 rqstp->rq_res.page_len = resp->len; 413 rqstp->rq_res.page_len = resp->len;
417 if (resp->len & 3) { 414 if (resp->len & 3) {
418 /* need to pad the tail */ 415 /* need to pad the tail */
419 rqstp->rq_restailpage = 0;
420 rqstp->rq_res.tail[0].iov_base = p; 416 rqstp->rq_res.tail[0].iov_base = p;
421 *p = 0; 417 *p = 0;
422 rqstp->rq_res.tail[0].iov_len = 4 - (resp->len&3); 418 rqstp->rq_res.tail[0].iov_len = 4 - (resp->len&3);
@@ -436,7 +432,6 @@ nfssvc_encode_readres(struct svc_rqst *rqstp, u32 *p,
436 rqstp->rq_res.page_len = resp->count; 432 rqstp->rq_res.page_len = resp->count;
437 if (resp->count & 3) { 433 if (resp->count & 3) {
438 /* need to pad the tail */ 434 /* need to pad the tail */
439 rqstp->rq_restailpage = 0;
440 rqstp->rq_res.tail[0].iov_base = p; 435 rqstp->rq_res.tail[0].iov_base = p;
441 *p = 0; 436 *p = 0;
442 rqstp->rq_res.tail[0].iov_len = 4 - (resp->count&3); 437 rqstp->rq_res.tail[0].iov_len = 4 - (resp->count&3);