Cross Reference: /src/sys/miscfs/genfs/genfs

Lines Matching refs:npages
69 genfs_rel_pages(struct vm_page **pgs, unsigned int npages)
73 	for (i = 0; i < npages; i++) {
83 	uvm_page_unbusy(pgs, npages);
107 	int i, error, npages, iflag;
232 		npages = *ap->a_count;
234 		for (i = 0; i < npages; i++) {
239  		nfound = uvn_findpages(uobj, origoffset, &npages,
243 		KASSERT(npages == *ap->a_count);
257 			for (i = 0; i < npages; i++) {
271 			for (i = 0; i < npages; i++) {
301 	npages = orignmempages;
304 	    round_page(round_blk(origoffset + (npages << PAGE_SHIFT))),
324 	UVMHIST_LOG(ubchist, "ridx %jd npages %jd startoff %#jx endoff %#jx",
325 	    ridx, npages, startoffset, endoffset);
374 	if (uvn_findpages(uobj, origoffset, &npages, &pgs[ridx], NULL,
396 		for (i = 0; i < npages; i++) {
417 		npages += ridx;
425 	for (i = 0; i < npages; i++) {
433 	if (i == npages) {
438 		npages += ridx;
448 	npages = (endoffset - startoffset) >> PAGE_SHIFT;
449 	if (startoffset != origoffset || npages != orignmempages) {
461 		UVMHIST_LOG(ubchist, "reset npages start 0x%jx end 0x%jx",
463 		npgs = npages;
465 		    async ? UFP_NOWAIT : UFP_ALL) != npages) {
470 			genfs_rel_pages(pgs, npages);
478 	error = genfs_getpages_read(vp, pgs, npages, startoffset, diskeof,
495 		genfs_rel_pages(pgs, npages);
502 	UVMHIST_LOG(ubchist, "succeeding, npages %jd", npages,0,0,0);
504 	for (i = 0; i < npages; i++) {
576 genfs_getpages_read(struct vnode *vp, struct vm_page **pgs, int npages,
599 	totalbytes = npages << PAGE_SHIFT;
604 	kva = uvm_pagermapin(pgs, npages,
712 			while (pidx + pcount < npages &&
784 	uvm_pagermapout(kva, npages);
796 		    npages << PAGE_SHIFT, 0, cred);
798 		    startoffset, npages << PAGE_SHIFT, error,0);
801 			for (i = 0; i < npages; i++) {
869 	int i, error, npages, nback;
1173 			npages = (off - lo) >> PAGE_SHIFT;
1174 			nback = npages;
1179 				memmove(&pgs[0], &pgs[npages - nback],
1181 				if (npages - nback < nback)
1183 					    (npages - nback) * sizeof(pgs[0]));
1185 					memset(&pgs[npages - nback], 0,
1213 			npages = MAXPAGES - nback - 1;
1215 				npages = MIN(npages,
1217 			uvn_findpages(uobj, off + PAGE_SIZE, &npages,
1220 			npages += nback + 1;
1223 			npages = 1;
1231 		for (i = 0; i < npages; i++) {
1265 					 * implies that npages is 1
1269 					KASSERT(npages == 1);
1283 			KASSERT(nback < npages);
1284 			nextoff = pg->offset + ((npages - nback) << PAGE_SHIFT);
1286 			KASSERT(nextoff == pgs[npages - 1]->offset + PAGE_SIZE);
1292 			error = GOP_WRITE(vp, pgs, npages, flags);
1374 genfs_gop_write(struct vnode *vp, struct vm_page **pgs, int npages, int flags)
1382 	UVMHIST_LOG(ubchist, "vp %#jx pgs %#jx npages %jd flags 0x%jx",
1383 	    (uintptr_t)vp, (uintptr_t)pgs, npages, flags);
1386 	kva = uvm_pagermapin(pgs, npages,
1388 	len = npages << PAGE_SHIFT;
1405 genfs_gop_write_rwmap(struct vnode *vp, struct vm_page **pgs, int npages,
1414 	UVMHIST_LOG(ubchist, "vp %#jx pgs %#jx npages %jd flags 0x%jx",
1415 	    (uintptr_t)vp, (uintptr_t)pgs, npages, flags);
1418 	kva = uvm_pagermapin(pgs, npages,
1420 	len = npages << PAGE_SHIFT;
1614 	int i, error, orignpages, npages;
1640 	npages = orignpages;
1641 	uvn_findpages(uobj, origoffset, &npages, pgs, NULL, UFP_ALL);
1643 	kva = uvm_pagermapin(pgs, npages,
1645 	for (i = 0; i < npages; i++) {
1667 	uvm_pagermapout(kva, npages);
1669 	for (i = 0; i < npages; i++) {
1681 		uvm_page_unbusy(pgs, npages);
1688 genfs_compat_gop_write(struct vnode *vp, struct vm_page **pgs, int npages,
1700 	kva = uvm_pagermapin(pgs, npages,
1704 	iov.iov_len = npages << PAGE_SHIFT;
1709 	uio.uio_resid = npages << PAGE_SHIFT;
1722 	bp->b_bcount = npages << PAGE_SHIFT;
1723 	bp->b_bufsize = npages << PAGE_SHIFT;
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