| geom_dev.c (119593) | geom_dev.c (119660) |
|---|---|
| 1/*- 2 * Copyright (c) 2002 Poul-Henning Kamp 3 * Copyright (c) 2002 Networks Associates Technology, Inc. 4 * All rights reserved. 5 * 6 * This software was developed for the FreeBSD Project by Poul-Henning Kamp 7 * and NAI Labs, the Security Research Division of Network Associates, Inc. 8 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the --- 20 unchanged lines hidden (view full) --- 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2002 Poul-Henning Kamp 3 * Copyright (c) 2002 Networks Associates Technology, Inc. 4 * All rights reserved. 5 * 6 * This software was developed for the FreeBSD Project by Poul-Henning Kamp 7 * and NAI Labs, the Security Research Division of Network Associates, Inc. 8 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the --- 20 unchanged lines hidden (view full) --- 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36#include <sys/cdefs.h> |
| 37__FBSDID("$FreeBSD: head/sys/geom/geom_dev.c 119593 2003-08-30 18:33:55Z phk $"); | 37__FBSDID("$FreeBSD: head/sys/geom/geom_dev.c 119660 2003-09-01 20:45:32Z phk $"); |
| 38 39#include <sys/param.h> 40#include <sys/systm.h> 41#include <sys/malloc.h> 42#include <sys/kernel.h> 43#include <sys/conf.h> 44#include <sys/bio.h> 45#include <sys/lock.h> --- 228 unchanged lines hidden (view full) --- 274static int 275g_dev_ioctl(dev_t dev, u_long cmd, caddr_t data, int fflag, struct thread *td) 276{ 277 struct g_geom *gp; 278 struct g_consumer *cp; 279 struct g_kerneldump kd; 280 int i, error; 281 u_int u; | 38 39#include <sys/param.h> 40#include <sys/systm.h> 41#include <sys/malloc.h> 42#include <sys/kernel.h> 43#include <sys/conf.h> 44#include <sys/bio.h> 45#include <sys/lock.h> --- 228 unchanged lines hidden (view full) --- 274static int 275g_dev_ioctl(dev_t dev, u_long cmd, caddr_t data, int fflag, struct thread *td) 276{ 277 struct g_geom *gp; 278 struct g_consumer *cp; 279 struct g_kerneldump kd; 280 int i, error; 281 u_int u; |
| 282 struct g_ioctl *gio; | |
| 283 284 gp = dev->si_drv1; 285 cp = dev->si_drv2; | 282 283 gp = dev->si_drv1; 284 cp = dev->si_drv2; |
| 286 gio = NULL; | |
| 287 288 error = 0; 289 KASSERT(cp->acr || cp->acw, 290 ("Consumer with zero access count in g_dev_ioctl")); 291 | 285 286 error = 0; 287 KASSERT(cp->acr || cp->acw, 288 ("Consumer with zero access count in g_dev_ioctl")); 289 |
| 292 gio = NULL; | |
| 293 i = IOCPARM_LEN(cmd); 294 switch (cmd) { 295 case DIOCGSECTORSIZE: 296 *(u_int *)data = cp->provider->sectorsize; 297 if (*(u_int *)data == 0) 298 error = ENOENT; 299 break; 300 case DIOCGMEDIASIZE: --- 25 unchanged lines hidden (view full) --- 326 kd.length = OFF_MAX; 327 i = sizeof kd; 328 error = g_io_getattr("GEOM::kerneldump", cp, &i, &kd); 329 if (!error) 330 dev->si_flags |= SI_DUMPDEV; 331 break; 332 333 default: | 290 i = IOCPARM_LEN(cmd); 291 switch (cmd) { 292 case DIOCGSECTORSIZE: 293 *(u_int *)data = cp->provider->sectorsize; 294 if (*(u_int *)data == 0) 295 error = ENOENT; 296 break; 297 case DIOCGMEDIASIZE: --- 25 unchanged lines hidden (view full) --- 323 kd.length = OFF_MAX; 324 i = sizeof kd; 325 error = g_io_getattr("GEOM::kerneldump", cp, &i, &kd); 326 if (!error) 327 dev->si_flags |= SI_DUMPDEV; 328 break; 329 330 default: |
| 334 gio = g_malloc(sizeof *gio, M_WAITOK | M_ZERO); 335 gio->cmd = cmd; 336 gio->data = data; 337 gio->fflag = fflag; 338 gio->td = td; 339 i = sizeof *gio; 340 /* 341 * We always issue ioctls as getattr since the direction of data 342 * movement in ioctl is no indication of the ioctl being a "set" 343 * or "get" type ioctl or if such simplistic terms even apply 344 */ 345 error = g_io_getattr("GEOM::ioctl", cp, &i, gio); 346 break; | 331 if (cp->provider->geom->ioctl != NULL) { 332 error = cp->provider->geom->ioctl(cp->provider, cmd, data, td); 333 if (error != ENOIOCTL) 334 return (error); 335 } |
| 347 } 348 | 336 } 337 |
| 349 if (error == EDIRIOCTL) { 350 KASSERT(gio != NULL, ("NULL gio but EDIRIOCTL")); 351 KASSERT(gio->func != NULL, ("NULL function but EDIRIOCTL")); 352 error = (gio->func)(gio->dev, cmd, data, fflag, td); 353 } | |
| 354 g_waitidle(); | 338 g_waitidle(); |
| 355 if (gio != NULL && (error == EOPNOTSUPP || error == ENOIOCTL)) { 356 if (g_debugflags & G_T_TOPOLOGY) { 357 i = IOCGROUP(cmd); 358 printf("IOCTL(0x%lx) \"%s\"", cmd, gp->name); 359 if (i > ' ' && i <= '~') 360 printf(" '%c'", (int)IOCGROUP(cmd)); 361 else 362 printf(" 0x%lx", IOCGROUP(cmd)); 363 printf("/%ld ", cmd & 0xff); 364 if (cmd & IOC_IN) 365 printf("I"); 366 if (cmd & IOC_OUT) 367 printf("O"); 368 printf("(%ld) = ENOIOCTL\n", IOCPARM_LEN(cmd)); 369 } 370 error = ENOTTY; 371 } 372 if (gio != NULL) 373 g_free(gio); | |
| 374 return (error); 375} 376 377static void 378g_dev_done(struct bio *bp2) 379{ 380 struct bio *bp; 381 --- 102 unchanged lines hidden --- | 339 return (error); 340} 341 342static void 343g_dev_done(struct bio *bp2) 344{ 345 struct bio *bp; 346 --- 102 unchanged lines hidden --- |