| tmpfs_vnops.c (341074) | tmpfs_vnops.c (346286) |
|---|---|
| 1/* $NetBSD: tmpfs_vnops.c,v 1.39 2007/07/23 15:41:01 jmmv Exp $ */ 2 3/*- 4 * Copyright (c) 2005, 2006 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Julio M. Merino Vidal, developed as part of Google's Summer of Code --- 20 unchanged lines hidden (view full) --- 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33/* 34 * tmpfs vnode interface. 35 */ 36#include <sys/cdefs.h> | 1/* $NetBSD: tmpfs_vnops.c,v 1.39 2007/07/23 15:41:01 jmmv Exp $ */ 2 3/*- 4 * Copyright (c) 2005, 2006 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Julio M. Merino Vidal, developed as part of Google's Summer of Code --- 20 unchanged lines hidden (view full) --- 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33/* 34 * tmpfs vnode interface. 35 */ 36#include <sys/cdefs.h> |
| 37__FBSDID("$FreeBSD: stable/11/sys/fs/tmpfs/tmpfs_vnops.c 341074 2018-11-27 16:51:18Z markj $"); | 37__FBSDID("$FreeBSD: stable/11/sys/fs/tmpfs/tmpfs_vnops.c 346286 2019-04-16 17:43:14Z kib $"); |
| 38 39#include <sys/param.h> 40#include <sys/fcntl.h> 41#include <sys/lockf.h> 42#include <sys/lock.h> 43#include <sys/namei.h> 44#include <sys/priv.h> 45#include <sys/proc.h> --- 424 unchanged lines hidden (view full) --- 470 471 vp = v->a_vp; 472 if (vp->v_type != VREG) 473 return (EISDIR); 474 uio = v->a_uio; 475 if (uio->uio_offset < 0) 476 return (EINVAL); 477 node = VP_TO_TMPFS_NODE(vp); | 38 39#include <sys/param.h> 40#include <sys/fcntl.h> 41#include <sys/lockf.h> 42#include <sys/lock.h> 43#include <sys/namei.h> 44#include <sys/priv.h> 45#include <sys/proc.h> --- 424 unchanged lines hidden (view full) --- 470 471 vp = v->a_vp; 472 if (vp->v_type != VREG) 473 return (EISDIR); 474 uio = v->a_uio; 475 if (uio->uio_offset < 0) 476 return (EINVAL); 477 node = VP_TO_TMPFS_NODE(vp); |
| 478 tmpfs_set_status(node, TMPFS_NODE_ACCESSED); | 478 tmpfs_set_status(VFS_TO_TMPFS(vp->v_mount), node, TMPFS_NODE_ACCESSED); |
| 479 return (uiomove_object(node->tn_reg.tn_aobj, node->tn_size, uio)); 480} 481 482static int 483tmpfs_write(struct vop_write_args *v) 484{ 485 struct vnode *vp; 486 struct uio *uio; --- 690 unchanged lines hidden (view full) --- 1177#else 1178 vap->va_type = VLNK; 1179#endif 1180 1181 return tmpfs_alloc_file(dvp, vpp, vap, cnp, target); 1182} 1183 1184static int | 479 return (uiomove_object(node->tn_reg.tn_aobj, node->tn_size, uio)); 480} 481 482static int 483tmpfs_write(struct vop_write_args *v) 484{ 485 struct vnode *vp; 486 struct uio *uio; --- 690 unchanged lines hidden (view full) --- 1177#else 1178 vap->va_type = VLNK; 1179#endif 1180 1181 return tmpfs_alloc_file(dvp, vpp, vap, cnp, target); 1182} 1183 1184static int |
| 1185tmpfs_readdir(struct vop_readdir_args *v) | 1185tmpfs_readdir(struct vop_readdir_args *va) |
| 1186{ | 1186{ |
| 1187 struct vnode *vp = v->a_vp; 1188 struct uio *uio = v->a_uio; 1189 int *eofflag = v->a_eofflag; 1190 u_long **cookies = v->a_cookies; 1191 int *ncookies = v->a_ncookies; 1192 1193 int error; 1194 ssize_t startresid; 1195 int maxcookies; | 1187 struct vnode *vp; 1188 struct uio *uio; 1189 struct tmpfs_mount *tm; |
| 1196 struct tmpfs_node *node; | 1190 struct tmpfs_node *node; |
| 1191 u_long **cookies; 1192 int *eofflag, *ncookies; 1193 ssize_t startresid; 1194 int error, maxcookies; |
|
| 1197 | 1195 |
| 1196 vp = va->a_vp; 1197 uio = va->a_uio; 1198 eofflag = va->a_eofflag; 1199 cookies = va->a_cookies; 1200 ncookies = va->a_ncookies; 1201 |
|
| 1198 /* This operation only makes sense on directory nodes. */ 1199 if (vp->v_type != VDIR) 1200 return ENOTDIR; 1201 1202 maxcookies = 0; 1203 node = VP_TO_TMPFS_DIR(vp); | 1202 /* This operation only makes sense on directory nodes. */ 1203 if (vp->v_type != VDIR) 1204 return ENOTDIR; 1205 1206 maxcookies = 0; 1207 node = VP_TO_TMPFS_DIR(vp); |
| 1208 tm = VFS_TO_TMPFS(vp->v_mount); |
|
| 1204 1205 startresid = uio->uio_resid; 1206 1207 /* Allocate cookies for NFS and compat modules. */ 1208 if (cookies != NULL && ncookies != NULL) { 1209 maxcookies = howmany(node->tn_size, 1210 sizeof(struct tmpfs_dirent)) + 2; 1211 *cookies = malloc(maxcookies * sizeof(**cookies), M_TEMP, 1212 M_WAITOK); 1213 *ncookies = 0; 1214 } 1215 1216 if (cookies == NULL) | 1209 1210 startresid = uio->uio_resid; 1211 1212 /* Allocate cookies for NFS and compat modules. */ 1213 if (cookies != NULL && ncookies != NULL) { 1214 maxcookies = howmany(node->tn_size, 1215 sizeof(struct tmpfs_dirent)) + 2; 1216 *cookies = malloc(maxcookies * sizeof(**cookies), M_TEMP, 1217 M_WAITOK); 1218 *ncookies = 0; 1219 } 1220 1221 if (cookies == NULL) |
| 1217 error = tmpfs_dir_getdents(node, uio, 0, NULL, NULL); | 1222 error = tmpfs_dir_getdents(tm, node, uio, 0, NULL, NULL); |
| 1218 else | 1223 else |
| 1219 error = tmpfs_dir_getdents(node, uio, maxcookies, *cookies, | 1224 error = tmpfs_dir_getdents(tm, node, uio, maxcookies, *cookies, |
| 1220 ncookies); 1221 1222 /* Buffer was filled without hitting EOF. */ 1223 if (error == EJUSTRETURN) 1224 error = (uio->uio_resid != startresid) ? 0 : EINVAL; 1225 1226 if (error != 0 && cookies != NULL && ncookies != NULL) { 1227 free(*cookies, M_TEMP); --- 19 unchanged lines hidden (view full) --- 1247 1248 MPASS(uio->uio_offset == 0); 1249 MPASS(vp->v_type == VLNK); 1250 1251 node = VP_TO_TMPFS_NODE(vp); 1252 1253 error = uiomove(node->tn_link, MIN(node->tn_size, uio->uio_resid), 1254 uio); | 1225 ncookies); 1226 1227 /* Buffer was filled without hitting EOF. */ 1228 if (error == EJUSTRETURN) 1229 error = (uio->uio_resid != startresid) ? 0 : EINVAL; 1230 1231 if (error != 0 && cookies != NULL && ncookies != NULL) { 1232 free(*cookies, M_TEMP); --- 19 unchanged lines hidden (view full) --- 1252 1253 MPASS(uio->uio_offset == 0); 1254 MPASS(vp->v_type == VLNK); 1255 1256 node = VP_TO_TMPFS_NODE(vp); 1257 1258 error = uiomove(node->tn_link, MIN(node->tn_size, uio->uio_resid), 1259 uio); |
| 1255 tmpfs_set_status(node, TMPFS_NODE_ACCESSED); | 1260 tmpfs_set_status(VFS_TO_TMPFS(vp->v_mount), node, TMPFS_NODE_ACCESSED); |
| 1256 1257 return (error); 1258} 1259 1260static int 1261tmpfs_inactive(struct vop_inactive_args *v) 1262{ 1263 struct vnode *vp; --- 328 unchanged lines hidden --- | 1261 1262 return (error); 1263} 1264 1265static int 1266tmpfs_inactive(struct vop_inactive_args *v) 1267{ 1268 struct vnode *vp; --- 328 unchanged lines hidden --- |