lib/libprocstat/libprocstat.c

1186

struct shmfd shmfd;

lib/libprocstat/libprocstat.c

1198

if (!kvm_read_all(kd, (unsigned long)shmfdp, &shmfd,

lib/libprocstat/libprocstat.c

1199

sizeof(struct shmfd))) {

lib/libprocstat/libprocstat.c

1203

shm->mode = S_IFREG | shmfd.shm_mode;

lib/libprocstat/libprocstat.c

1204

shm->size = shmfd.shm_size;

lib/libprocstat/libprocstat.c

1205

if (fst->fs_path == NULL && shmfd.shm_path != NULL) {

lib/libprocstat/libprocstat.c

1208

if (!kvm_read_all(kd, (unsigned long)shmfd.shm_path + i,

sys/kern/kern_sendfile.c

531

struct vnode **vp_res, struct shmfd **shmfd_res, off_t *obj_size)

sys/kern/kern_sendfile.c

535

struct shmfd *shmfd;

sys/kern/kern_sendfile.c

541

shmfd = *shmfd_res = NULL;

sys/kern/kern_sendfile.c

575

shmfd = fp->f_data;

sys/kern/kern_sendfile.c

576

obj = shmfd->shm_object;

sys/kern/kern_sendfile.c

578

*obj_size = shmfd->shm_size;

sys/kern/kern_sendfile.c

599

*shmfd_res = shmfd;

sys/kern/kern_sendfile.c

724

struct shmfd *shmfd;

sys/kern/kern_sendfile.c

743

error = sendfile_getobj(td, fp, &obj, &vp, &shmfd, &obj_size);

sys/kern/kern_umtx.c

4339

struct shmfd *ushm_obj;

sys/kern/kern_umtx.c

4527

struct shmfd *shm;

sys/kern/uipc_shm.c

1005

free(shmfd, M_SHMFD);

sys/kern/uipc_shm.c

1014

shm_access(struct shmfd *shmfd, struct ucred *ucred, int flags)

sys/kern/uipc_shm.c

1025

error = vaccess(VREG, shmfd->shm_mode, shmfd->shm_uid, shmfd->shm_gid,

sys/kern/uipc_shm.c

109

struct shmfd *sm_shmfd;

sys/kern/uipc_shm.c

1092

static struct shmfd *

sys/kern/uipc_shm.c

1108

shm_insert(char *path, Fnv32_t fnv, struct shmfd *shmfd)

sys/kern/uipc_shm.c

1115

map->sm_shmfd = shm_hold(shmfd);

sys/kern/uipc_shm.c

1116

shmfd->shm_path = path;

sys/kern/uipc_shm.c

1160

struct shmfd *shmfd)

sys/kern/uipc_shm.c

124

static void shm_insert(char *path, Fnv32_t fnv, struct shmfd *shmfd);

sys/kern/uipc_shm.c

1248

if (shmfd != NULL) {

sys/kern/uipc_shm.c

1249

shm_hold(shmfd);

sys/kern/uipc_shm.c

125

static struct shmfd *shm_lookup(char *path, Fnv32_t fnv);

sys/kern/uipc_shm.c

1261

shmfd = shm_alloc(td->td_ucred, cmode, largepage);

sys/kern/uipc_shm.c

1262

if (shmfd == NULL) {

sys/kern/uipc_shm.c

1267

shmfd->shm_seals = initial_seals;

sys/kern/uipc_shm.c

1268

shmfd->shm_flags = shmflags;

sys/kern/uipc_shm.c

1274

MPASS(shmfd == NULL);

sys/kern/uipc_shm.c

1275

shmfd = shm_lookup(path, fnv);

sys/kern/uipc_shm.c

1276

if (shmfd == NULL) {

sys/kern/uipc_shm.c

128

static int shm_dotruncate_cookie(struct shmfd *shmfd, off_t length,

sys/kern/uipc_shm.c

1284

shmfd = shm_alloc(td->td_ucred, cmode,

sys/kern/uipc_shm.c

1286

if (shmfd == NULL) {

sys/kern/uipc_shm.c

1289

shmfd->shm_seals =

sys/kern/uipc_shm.c

1291

shmfd->shm_flags = shmflags;

sys/kern/uipc_shm.c

1292

shm_insert(path, fnv, shmfd);

sys/kern/uipc_shm.c

130

static int shm_dotruncate_locked(struct shmfd *shmfd, off_t length,

sys/kern/uipc_shm.c

1306

rl_cookie = shm_rangelock_wlock(shmfd, 0, OFF_MAX);

sys/kern/uipc_shm.c

1316

initial_seals &= ~shmfd->shm_seals;

sys/kern/uipc_shm.c

1327

if ((shmfd->shm_seals & F_SEAL_SEAL) != 0 &&

sys/kern/uipc_shm.c

1333

else if (shmflags != 0 && shmflags != shmfd->shm_flags)

sys/kern/uipc_shm.c

1338

shmfd, FFLAGS(flags & O_ACCMODE));

sys/kern/uipc_shm.c

134

static int shm_deallocate(struct shmfd *shmfd, off_t *offset,

sys/kern/uipc_shm.c

1341

error = shm_access(shmfd, td->td_ucred,

sys/kern/uipc_shm.c

1355

td->td_ucred, fp->f_cred, shmfd);

sys/kern/uipc_shm.c

1358

error = shm_dotruncate_cookie(shmfd, 0,

sys/kern/uipc_shm.c

1367

shmfd->shm_seals |= initial_seals;

sys/kern/uipc_shm.c

1368

shm_hold(shmfd);

sys/kern/uipc_shm.c

1370

shm_rangelock_unlock(shmfd, rl_cookie);

sys/kern/uipc_shm.c

1378

finit(fp, FFLAGS(flags & O_ACCMODE), DTYPE_SHM, shmfd, &shm_ops);

sys/kern/uipc_shm.c

1432

struct shmfd *fd_from;

sys/kern/uipc_shm.c

1433

struct shmfd *fd_to;

sys/kern/uipc_shm.c

1576

shm_mmap_large(struct shmfd *shmfd, vm_map_t map, vm_offset_t *addr,

sys/kern/uipc_shm.c

1586

if (shmfd->shm_lp_psind == 0)

sys/kern/uipc_shm.c

1602

docow = shmfd->shm_lp_psind << MAP_SPLIT_BOUNDARY_SHIFT;

sys/kern/uipc_shm.c

1607

mask = pagesizes[shmfd->shm_lp_psind] - 1;

sys/kern/uipc_shm.c

1620

align = pagesizes[shmfd->shm_lp_psind];

sys/kern/uipc_shm.c

1629

shmfd->shm_lp_psind > VM_NRESERVLEVEL

sys/kern/uipc_shm.c

1631

shmfd->shm_lp_psind > 1

sys/kern/uipc_shm.c

1635

align = pagesizes[shmfd->shm_lp_psind];

sys/kern/uipc_shm.c

1640

if (align < pagesizes[shmfd->shm_lp_psind])

sys/kern/uipc_shm.c

1653

pagesizes[shmfd->shm_lp_psind]);

sys/kern/uipc_shm.c

1680

rv = vm_map_insert(map, shmfd->shm_object, foff, *addr, *addr + size,

sys/kern/uipc_shm.c

1694

struct shmfd *shmfd;

sys/kern/uipc_shm.c

1700

shmfd = fp->f_data;

sys/kern/uipc_shm.c

1703

rl_cookie = shm_rangelock_rlock(shmfd, 0, objsize);

sys/kern/uipc_shm.c

1719

(shmfd->shm_seals & F_SEAL_WRITE) == 0)

sys/kern/uipc_shm.c

1748

error = mac_posixshm_check_mmap(td->td_ucred, shmfd, prot, flags);

sys/kern/uipc_shm.c

1754

vfs_timestamp(&shmfd->shm_atime);

sys/kern/uipc_shm.c

1756

vm_object_reference(shmfd->shm_object);

sys/kern/uipc_shm.c

1758

if (shm_largepage(shmfd)) {

sys/kern/uipc_shm.c

1760

error = shm_mmap_large(shmfd, map, addr, objsize, prot,

sys/kern/uipc_shm.c

1764

vm_pager_update_writecount(shmfd->shm_object, 0,

sys/kern/uipc_shm.c

1768

shmfd->shm_object, foff, writecnt, td);

sys/kern/uipc_shm.c

1772

vm_pager_release_writecount(shmfd->shm_object, 0,

sys/kern/uipc_shm.c

1774

vm_object_deallocate(shmfd->shm_object);

sys/kern/uipc_shm.c

1777

shm_rangelock_unlock(shmfd, rl_cookie);

sys/kern/uipc_shm.c

1785

struct shmfd *shmfd;

sys/kern/uipc_shm.c

1789

shmfd = fp->f_data;

sys/kern/uipc_shm.c

1796

error = mac_posixshm_check_setmode(active_cred, shmfd, mode);

sys/kern/uipc_shm.c

1800

error = vaccess(VREG, shmfd->shm_mode, shmfd->shm_uid, shmfd->shm_gid,

sys/kern/uipc_shm.c

1804

shmfd->shm_mode = mode & ACCESSPERMS;

sys/kern/uipc_shm.c

1814

struct shmfd *shmfd;

sys/kern/uipc_shm.c

1818

shmfd = fp->f_data;

sys/kern/uipc_shm.c

1821

error = mac_posixshm_check_setowner(active_cred, shmfd, uid, gid);

sys/kern/uipc_shm.c

1826

uid = shmfd->shm_uid;

sys/kern/uipc_shm.c

1828

gid = shmfd->shm_gid;

sys/kern/uipc_shm.c

1829

if (((uid != shmfd->shm_uid && uid != active_cred->cr_uid) ||

sys/kern/uipc_shm.c

1830

(gid != shmfd->shm_gid && !groupmember(gid, active_cred))) &&

sys/kern/uipc_shm.c

1833

shmfd->shm_uid = uid;

sys/kern/uipc_shm.c

1834

shmfd->shm_gid = gid;

sys/kern/uipc_shm.c

1847

struct shmfd *shmfd;

sys/kern/uipc_shm.c

1854

shmfd = fp->f_data;

sys/kern/uipc_shm.c

1855

obj = shmfd->shm_object;

sys/kern/uipc_shm.c

1861

if (offset >= shmfd->shm_size ||

sys/kern/uipc_shm.c

1862

offset + size > round_page(shmfd->shm_size)) {

sys/kern/uipc_shm.c

1867

shmfd->shm_kmappings++;

sys/kern/uipc_shm.c

187

#define shm_rangelock_unlock(shmfd, cookie) \

sys/kern/uipc_shm.c

188

rangelock_unlock(&(shmfd)->shm_rl, (cookie))

sys/kern/uipc_shm.c

189

#define shm_rangelock_rlock(shmfd, start, end) \

sys/kern/uipc_shm.c

1892

shmfd->shm_kmappings--;

sys/kern/uipc_shm.c

190

rangelock_rlock(&(shmfd)->shm_rl, (start), (end))

sys/kern/uipc_shm.c

1905

struct shmfd *shmfd;

sys/kern/uipc_shm.c

191

#define shm_rangelock_tryrlock(shmfd, start, end) \

sys/kern/uipc_shm.c

1917

shmfd = fp->f_data;

sys/kern/uipc_shm.c

192

rangelock_tryrlock(&(shmfd)->shm_rl, (start), (end))

sys/kern/uipc_shm.c

193

#define shm_rangelock_wlock(shmfd, start, end) \

sys/kern/uipc_shm.c

1932

if (obj != shmfd->shm_object)

sys/kern/uipc_shm.c

1936

KASSERT(shmfd->shm_kmappings > 0, ("shm_unmap: object not mapped"));

sys/kern/uipc_shm.c

1937

shmfd->shm_kmappings--;

sys/kern/uipc_shm.c

194

rangelock_wlock(&(shmfd)->shm_rl, (start), (end))

sys/kern/uipc_shm.c

1943

shm_fill_kinfo_locked(struct shmfd *shmfd, struct kinfo_file *kif, bool list)

sys/kern/uipc_shm.c

1951

kif->kf_un.kf_file.kf_file_mode = S_IFREG | shmfd->shm_mode;

sys/kern/uipc_shm.c

1952

kif->kf_un.kf_file.kf_file_size = shmfd->shm_size;

sys/kern/uipc_shm.c

1953

if (shmfd->shm_path != NULL) {

sys/kern/uipc_shm.c

1954

path = shmfd->shm_path;

sys/kern/uipc_shm.c

1986

struct shmfd *shmfd;

sys/kern/uipc_shm.c

1992

shmfd = fp->f_data;

sys/kern/uipc_shm.c

1993

rl_cookie = shm_rangelock_wlock(shmfd, 0, OFF_MAX);

sys/kern/uipc_shm.c

1996

if ((shmfd->shm_seals & F_SEAL_SEAL) != 0) {

sys/kern/uipc_shm.c

2000

nseals = seals & ~shmfd->shm_seals;

sys/kern/uipc_shm.c

2002

if (shm_largepage(shmfd)) {

sys/kern/uipc_shm.c

2013

VM_OBJECT_RLOCK(shmfd->shm_object);

sys/kern/uipc_shm.c

2014

writemappings = shmfd->shm_object->un_pager.swp.writemappings;

sys/kern/uipc_shm.c

2015

VM_OBJECT_RUNLOCK(shmfd->shm_object);

sys/kern/uipc_shm.c

2022

shmfd->shm_seals |= nseals;

sys/kern/uipc_shm.c

2024

shm_rangelock_unlock(shmfd, rl_cookie);

sys/kern/uipc_shm.c

2031

struct shmfd *shmfd;

sys/kern/uipc_shm.c

2033

shmfd = fp->f_data;

sys/kern/uipc_shm.c

2034

*seals = shmfd->shm_seals;

sys/kern/uipc_shm.c

2039

shm_deallocate(struct shmfd *shmfd, off_t *offset, off_t *length, int flags)

sys/kern/uipc_shm.c

2050

if (off + len > shmfd->shm_size)

sys/kern/uipc_shm.c

2051

len = shmfd->shm_size - off;

sys/kern/uipc_shm.c

2052

object = shmfd->shm_object;

sys/kern/uipc_shm.c

2093

VM_OBJECT_WUNLOCK(shmfd->shm_object);

sys/kern/uipc_shm.c

2104

struct shmfd *shmfd;

sys/kern/uipc_shm.c

2114

shmfd = fp->f_data;

sys/kern/uipc_shm.c

2118

if (shm_largepage(shmfd))

sys/kern/uipc_shm.c

2121

rl_cookie = shm_rangelock_wlock(shmfd, off, off + len);

sys/kern/uipc_shm.c

2124

if ((shmfd->shm_seals & F_SEAL_WRITE) != 0) {

sys/kern/uipc_shm.c

2128

error = shm_deallocate(shmfd, &off, &len, flags);

sys/kern/uipc_shm.c

2135

shm_rangelock_unlock(shmfd, rl_cookie);

sys/kern/uipc_shm.c

2144

struct shmfd *shmfd;

sys/kern/uipc_shm.c

2150

shmfd = fp->f_data;

sys/kern/uipc_shm.c

2162

rl_cookie = shm_rangelock_wlock(shmfd, offset, size);

sys/kern/uipc_shm.c

2163

if (size > shmfd->shm_size)

sys/kern/uipc_shm.c

2164

error = shm_dotruncate_cookie(shmfd, size, rl_cookie);

sys/kern/uipc_shm.c

2165

shm_rangelock_unlock(shmfd, rl_cookie);

sys/kern/uipc_shm.c

2242

struct shmfd *shmfd;

sys/kern/uipc_shm.c

2246

shmfd = NULL;

sys/kern/uipc_shm.c

2253

shmfd = obj->un_pager.swp.swp_priv;

sys/kern/uipc_shm.c

2255

shmfd = obj->un_pager.phys.phys_priv;

sys/kern/uipc_shm.c

2256

if (shmfd == NULL) {

sys/kern/uipc_shm.c

2259

strlcpy(path, shmfd->shm_path == NULL ? "anon" :

sys/kern/uipc_shm.c

2260

shmfd->shm_path, sz);

sys/kern/uipc_shm.c

373

shm_largepage(struct shmfd *shmfd)

sys/kern/uipc_shm.c

375

return (shmfd->shm_object->type == OBJT_PHYS);

sys/kern/uipc_shm.c

381

struct shmfd *shm;

sys/kern/uipc_shm.c

400

struct shmfd *shm;

sys/kern/uipc_shm.c

412

struct shmfd *shm;

sys/kern/uipc_shm.c

436

struct shmfd *shmfd;

sys/kern/uipc_shm.c

440

shmfd = fp->f_data;

sys/kern/uipc_shm.c

453

if (offset > 0 && shmfd->shm_size > OFF_MAX - offset) {

sys/kern/uipc_shm.c

457

offset += shmfd->shm_size;

sys/kern/uipc_shm.c

465

if (offset < 0 || offset > shmfd->shm_size)

sys/kern/uipc_shm.c

478

struct shmfd *shmfd;

sys/kern/uipc_shm.c

482

shmfd = fp->f_data;

sys/kern/uipc_shm.c

484

error = mac_posixshm_check_read(active_cred, fp->f_cred, shmfd);

sys/kern/uipc_shm.c

489

rl_cookie = shm_rangelock_rlock(shmfd, uio->uio_offset,

sys/kern/uipc_shm.c

491

error = uiomove_object(shmfd->shm_object, shmfd->shm_size, uio);

sys/kern/uipc_shm.c

492

shm_rangelock_unlock(shmfd, rl_cookie);

sys/kern/uipc_shm.c

501

struct shmfd *shmfd;

sys/kern/uipc_shm.c

509

shmfd = fp->f_data;

sys/kern/uipc_shm.c

511

error = mac_posixshm_check_write(active_cred, fp->f_cred, shmfd);

sys/kern/uipc_shm.c

515

if (shm_largepage(shmfd) && shmfd->shm_lp_psind == 0)

sys/kern/uipc_shm.c

524

if ((shmfd->shm_flags & SHM_GROW_ON_WRITE) != 0) {

sys/kern/uipc_shm.c

529

newsize = atomic_load_64(&shmfd->shm_size);

sys/kern/uipc_shm.c

534

rl_cookie = shm_rangelock_wlock(shmfd, 0, OFF_MAX);

sys/kern/uipc_shm.c

536

rl_cookie = shm_rangelock_wlock(shmfd, uio->uio_offset,

sys/kern/uipc_shm.c

538

if ((shmfd->shm_seals & F_SEAL_WRITE) != 0) {

sys/kern/uipc_shm.c

542

if ((shmfd->shm_flags & SHM_GROW_ON_WRITE) != 0 &&

sys/kern/uipc_shm.c

543

newsize > shmfd->shm_size) {

sys/kern/uipc_shm.c

544

error = shm_dotruncate_cookie(shmfd, newsize,

sys/kern/uipc_shm.c

548

error = uiomove_object(shmfd->shm_object,

sys/kern/uipc_shm.c

549

shmfd->shm_size, uio);

sys/kern/uipc_shm.c

551

shm_rangelock_unlock(shmfd, rl_cookie);

sys/kern/uipc_shm.c

560

struct shmfd *shmfd;

sys/kern/uipc_shm.c

565

shmfd = fp->f_data;

sys/kern/uipc_shm.c

567

error = mac_posixshm_check_truncate(active_cred, fp->f_cred, shmfd);

sys/kern/uipc_shm.c

571

return (shm_dotruncate(shmfd, length));

sys/kern/uipc_shm.c

578

struct shmfd *shmfd;

sys/kern/uipc_shm.c

582

shmfd = fp->f_data;

sys/kern/uipc_shm.c

592

if (!shm_largepage(shmfd))

sys/kern/uipc_shm.c

595

if (shmfd->shm_lp_psind != 0 &&

sys/kern/uipc_shm.c

596

conf->psind != shmfd->shm_lp_psind)

sys/kern/uipc_shm.c

606

rl_cookie = shm_rangelock_wlock(shmfd, 0, OFF_MAX);

sys/kern/uipc_shm.c

607

shmfd->shm_lp_psind = conf->psind;

sys/kern/uipc_shm.c

608

shmfd->shm_lp_alloc_policy = conf->alloc_policy;

sys/kern/uipc_shm.c

609

shmfd->shm_object->un_pager.phys.data_val = conf->psind;

sys/kern/uipc_shm.c

610

shm_rangelock_unlock(shmfd, rl_cookie);

sys/kern/uipc_shm.c

613

if (!shm_largepage(shmfd))

sys/kern/uipc_shm.c

616

rl_cookie = shm_rangelock_rlock(shmfd, 0, OFF_MAX);

sys/kern/uipc_shm.c

617

conf->psind = shmfd->shm_lp_psind;

sys/kern/uipc_shm.c

618

conf->alloc_policy = shmfd->shm_lp_alloc_policy;

sys/kern/uipc_shm.c

619

shm_rangelock_unlock(shmfd, rl_cookie);

sys/kern/uipc_shm.c

629

struct shmfd *shmfd;

sys/kern/uipc_shm.c

634

shmfd = fp->f_data;

sys/kern/uipc_shm.c

637

error = mac_posixshm_check_stat(active_cred, fp->f_cred, shmfd);

sys/kern/uipc_shm.c

648

sb->st_size = shmfd->shm_size;

sys/kern/uipc_shm.c

650

sb->st_atim = shmfd->shm_atime;

sys/kern/uipc_shm.c

651

sb->st_ctim = shmfd->shm_ctime;

sys/kern/uipc_shm.c

652

sb->st_mtim = shmfd->shm_mtime;

sys/kern/uipc_shm.c

653

sb->st_birthtim = shmfd->shm_birthtime;

sys/kern/uipc_shm.c

654

sb->st_mode = S_IFREG | shmfd->shm_mode; /* XXX */

sys/kern/uipc_shm.c

655

sb->st_uid = shmfd->shm_uid;

sys/kern/uipc_shm.c

656

sb->st_gid = shmfd->shm_gid;

sys/kern/uipc_shm.c

659

sb->st_ino = shmfd->shm_ino;

sys/kern/uipc_shm.c

660

sb->st_nlink = shmfd->shm_object->ref_count;

sys/kern/uipc_shm.c

661

if (shm_largepage(shmfd)) {

sys/kern/uipc_shm.c

662

sb->st_blocks = shmfd->shm_object->size /

sys/kern/uipc_shm.c

663

(pagesizes[shmfd->shm_lp_psind] >> PAGE_SHIFT);

sys/kern/uipc_shm.c

665

sb->st_blocks = shmfd->shm_pages;

sys/kern/uipc_shm.c

674

struct shmfd *shmfd;

sys/kern/uipc_shm.c

676

shmfd = fp->f_data;

sys/kern/uipc_shm.c

678

shm_drop(shmfd);

sys/kern/uipc_shm.c

734

shm_dotruncate_locked(struct shmfd *shmfd, off_t length, void *rl_cookie)

sys/kern/uipc_shm.c

742

object = shmfd->shm_object;

sys/kern/uipc_shm.c

745

if (length == shmfd->shm_size)

sys/kern/uipc_shm.c

750

if (length < shmfd->shm_size) {

sys/kern/uipc_shm.c

751

if ((shmfd->shm_seals & F_SEAL_SHRINK) != 0)

sys/kern/uipc_shm.c

758

if (shmfd->shm_kmappings > 0)

sys/kern/uipc_shm.c

780

if ((shmfd->shm_seals & F_SEAL_GROW) != 0)

sys/kern/uipc_shm.c

788

shmfd->shm_size = length;

sys/kern/uipc_shm.c

790

vfs_timestamp(&shmfd->shm_ctime);

sys/kern/uipc_shm.c

791

shmfd->shm_mtime = shmfd->shm_ctime;

sys/kern/uipc_shm.c

798

shm_dotruncate_largepage(struct shmfd *shmfd, off_t length, void *rl_cookie)

sys/kern/uipc_shm.c

807

object = shmfd->shm_object;

sys/kern/uipc_shm.c

813

if (length == shmfd->shm_size)

sys/kern/uipc_shm.c

815

psind = shmfd->shm_lp_psind;

sys/kern/uipc_shm.c

821

if (length < shmfd->shm_size) {

sys/kern/uipc_shm.c

822

if ((shmfd->shm_seals & F_SEAL_SHRINK) != 0)

sys/kern/uipc_shm.c

824

if (shmfd->shm_kmappings > 0)

sys/kern/uipc_shm.c

830

shmfd->shm_size = length;

sys/kern/uipc_shm.c

835

if ((shmfd->shm_seals & F_SEAL_GROW) != 0)

sys/kern/uipc_shm.c

839

if (shmfd->shm_lp_alloc_policy == SHM_LARGEPAGE_ALLOC_NOWAIT)

sys/kern/uipc_shm.c

863

if (shmfd->shm_lp_alloc_policy ==

sys/kern/uipc_shm.c

865

(shmfd->shm_lp_alloc_policy ==

sys/kern/uipc_shm.c

892

shmfd->shm_size += pagesizes[psind];

sys/kern/uipc_shm.c

899

shm_dotruncate_cookie(struct shmfd *shmfd, off_t length, void *rl_cookie)

sys/kern/uipc_shm.c

903

VM_OBJECT_WLOCK(shmfd->shm_object);

sys/kern/uipc_shm.c

904

error = shm_largepage(shmfd) ? shm_dotruncate_largepage(shmfd,

sys/kern/uipc_shm.c

905

length, rl_cookie) : shm_dotruncate_locked(shmfd, length,

sys/kern/uipc_shm.c

907

VM_OBJECT_WUNLOCK(shmfd->shm_object);

sys/kern/uipc_shm.c

912

shm_dotruncate(struct shmfd *shmfd, off_t length)

sys/kern/uipc_shm.c

917

rl_cookie = shm_rangelock_wlock(shmfd, 0, OFF_MAX);

sys/kern/uipc_shm.c

918

error = shm_dotruncate_cookie(shmfd, length, rl_cookie);

sys/kern/uipc_shm.c

919

shm_rangelock_unlock(shmfd, rl_cookie);

sys/kern/uipc_shm.c

927

struct shmfd *

sys/kern/uipc_shm.c

930

struct shmfd *shmfd;

sys/kern/uipc_shm.c

948

shmfd = malloc(sizeof(*shmfd), M_SHMFD, M_WAITOK | M_ZERO);

sys/kern/uipc_shm.c

949

shmfd->shm_uid = ucred->cr_uid;

sys/kern/uipc_shm.c

950

shmfd->shm_gid = ucred->cr_gid;

sys/kern/uipc_shm.c

951

shmfd->shm_mode = mode;

sys/kern/uipc_shm.c

953

obj->un_pager.phys.phys_priv = shmfd;

sys/kern/uipc_shm.c

954

shmfd->shm_lp_alloc_policy = SHM_LARGEPAGE_ALLOC_DEFAULT;

sys/kern/uipc_shm.c

956

obj->un_pager.swp.swp_priv = shmfd;

sys/kern/uipc_shm.c

962

shmfd->shm_object = obj;

sys/kern/uipc_shm.c

963

vfs_timestamp(&shmfd->shm_birthtime);

sys/kern/uipc_shm.c

964

shmfd->shm_atime = shmfd->shm_mtime = shmfd->shm_ctime =

sys/kern/uipc_shm.c

965

shmfd->shm_birthtime;

sys/kern/uipc_shm.c

966

shmfd->shm_ino = alloc_unr64(&shm_ino_unr);

sys/kern/uipc_shm.c

967

refcount_init(&shmfd->shm_refs, 1);

sys/kern/uipc_shm.c

968

mtx_init(&shmfd->shm_mtx, "shmrl", NULL, MTX_DEF);

sys/kern/uipc_shm.c

969

rangelock_init(&shmfd->shm_rl);

sys/kern/uipc_shm.c

971

mac_posixshm_init(shmfd);

sys/kern/uipc_shm.c

972

mac_posixshm_create(ucred, shmfd);

sys/kern/uipc_shm.c

975

return (shmfd);

sys/kern/uipc_shm.c

978

struct shmfd *

sys/kern/uipc_shm.c

979

shm_hold(struct shmfd *shmfd)

sys/kern/uipc_shm.c

982

refcount_acquire(&shmfd->shm_refs);

sys/kern/uipc_shm.c

983

return (shmfd);

sys/kern/uipc_shm.c

987

shm_drop(struct shmfd *shmfd)

sys/kern/uipc_shm.c

991

if (refcount_release(&shmfd->shm_refs)) {

sys/kern/uipc_shm.c

993

mac_posixshm_destroy(shmfd);

sys/kern/uipc_shm.c

995

rangelock_destroy(&shmfd->shm_rl);

sys/kern/uipc_shm.c

996

mtx_destroy(&shmfd->shm_mtx);

sys/kern/uipc_shm.c

997

obj = shmfd->shm_object;

sys/kern/uipc_shm.c

999

if (shm_largepage(shmfd))

sys/security/mac/mac_framework.h

337

int mac_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac/mac_framework.h

339

int mac_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac/mac_framework.h

342

struct ucred *file_cred, struct shmfd *shmfd);

sys/security/mac/mac_framework.h

343

int mac_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac/mac_framework.h

345

int mac_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac/mac_framework.h

348

struct ucred *file_cred, struct shmfd *shmfd);

sys/security/mac/mac_framework.h

350

struct ucred *file_cred, struct shmfd *shmfd);

sys/security/mac/mac_framework.h

351

int mac_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd);

sys/security/mac/mac_framework.h

353

struct ucred *file_cred, struct shmfd *shmfd);

sys/security/mac/mac_framework.h

354

void mac_posixshm_create(struct ucred *cred, struct shmfd *shmfd);

sys/security/mac/mac_framework.h

355

void mac_posixshm_destroy(struct shmfd *);

sys/security/mac/mac_framework.h

356

void mac_posixshm_init(struct shmfd *);

sys/security/mac/mac_framework.h

79

struct shmfd;

sys/security/mac/mac_policy.h

391

struct shmfd *shmfd, struct label *shmlabel, int prot,

sys/security/mac/mac_policy.h

394

struct shmfd *shmfd, struct label *shmlabel,

sys/security/mac/mac_policy.h

397

struct ucred *file_cred, struct shmfd *shmfd,

sys/security/mac/mac_policy.h

400

struct shmfd *shmfd, struct label *shmlabel,

sys/security/mac/mac_policy.h

403

struct shmfd *shmfd, struct label *shmlabel,

sys/security/mac/mac_policy.h

406

struct ucred *file_cred, struct shmfd *shmfd,

sys/security/mac/mac_policy.h

409

struct ucred *file_cred, struct shmfd *shmfd,

sys/security/mac/mac_policy.h

412

struct shmfd *shmfd, struct label *shmlabel);

sys/security/mac/mac_policy.h

414

struct ucred *file_cred, struct shmfd *shmfd,

sys/security/mac/mac_policy.h

417

struct shmfd *shmfd, struct label *shmlabel);

sys/security/mac/mac_policy.h

95

struct shmfd;

sys/security/mac/mac_posix_shm.c

119

mac_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd, int prot,

sys/security/mac/mac_posix_shm.c

124

MAC_POLICY_CHECK_NOSLEEP(posixshm_check_mmap, cred, shmfd,

sys/security/mac/mac_posix_shm.c

125

shmfd->shm_label, prot, flags);

sys/security/mac/mac_posix_shm.c

126

MAC_CHECK_PROBE4(posixshm_check_mmap, error, cred, shmfd, prot,

sys/security/mac/mac_posix_shm.c

136

mac_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac/mac_posix_shm.c

141

MAC_POLICY_CHECK_NOSLEEP(posixshm_check_open, cred, shmfd,

sys/security/mac/mac_posix_shm.c

142

shmfd->shm_label, accmode);

sys/security/mac/mac_posix_shm.c

143

MAC_CHECK_PROBE3(posixshm_check_open, error, cred, shmfd, accmode);

sys/security/mac/mac_posix_shm.c

153

struct shmfd *shmfd)

sys/security/mac/mac_posix_shm.c

158

shmfd, shmfd->shm_label);

sys/security/mac/mac_posix_shm.c

160

shmfd);

sys/security/mac/mac_posix_shm.c

170

struct shmfd *shmfd)

sys/security/mac/mac_posix_shm.c

175

file_cred, shmfd, shmfd->shm_label);

sys/security/mac/mac_posix_shm.c

177

file_cred, shmfd);

sys/security/mac/mac_posix_shm.c

186

mac_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd)

sys/security/mac/mac_posix_shm.c

190

MAC_POLICY_CHECK_NOSLEEP(posixshm_check_unlink, cred, shmfd,

sys/security/mac/mac_posix_shm.c

191

shmfd->shm_label);

sys/security/mac/mac_posix_shm.c

192

MAC_CHECK_PROBE2(posixshm_check_unlink, error, cred, shmfd);

sys/security/mac/mac_posix_shm.c

201

mac_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd, mode_t mode)

sys/security/mac/mac_posix_shm.c

205

MAC_POLICY_CHECK_NOSLEEP(posixshm_check_setmode, cred, shmfd,

sys/security/mac/mac_posix_shm.c

206

shmfd->shm_label, mode);

sys/security/mac/mac_posix_shm.c

207

MAC_CHECK_PROBE3(posixshm_check_setmode, error, cred, shmfd, mode);

sys/security/mac/mac_posix_shm.c

216

mac_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd, uid_t uid,

sys/security/mac/mac_posix_shm.c

221

MAC_POLICY_CHECK_NOSLEEP(posixshm_check_setowner, cred, shmfd,

sys/security/mac/mac_posix_shm.c

222

shmfd->shm_label, uid, gid);

sys/security/mac/mac_posix_shm.c

223

MAC_CHECK_PROBE4(posixshm_check_setowner, error, cred, shmfd,

sys/security/mac/mac_posix_shm.c

234

struct shmfd *shmfd)

sys/security/mac/mac_posix_shm.c

239

file_cred, shmfd, shmfd->shm_label);

sys/security/mac/mac_posix_shm.c

241

file_cred, shmfd);

sys/security/mac/mac_posix_shm.c

251

struct shmfd *shmfd)

sys/security/mac/mac_posix_shm.c

256

file_cred, shmfd, shmfd->shm_label);

sys/security/mac/mac_posix_shm.c

258

file_cred, shmfd);

sys/security/mac/mac_posix_shm.c

66

mac_posixshm_init(struct shmfd *shmfd)

sys/security/mac/mac_posix_shm.c

70

shmfd->shm_label = mac_posixshm_label_alloc();

sys/security/mac/mac_posix_shm.c

72

shmfd->shm_label = NULL;

sys/security/mac/mac_posix_shm.c

84

mac_posixshm_destroy(struct shmfd *shmfd)

sys/security/mac/mac_posix_shm.c

87

if (shmfd->shm_label != NULL) {

sys/security/mac/mac_posix_shm.c

88

mac_posixshm_label_free(shmfd->shm_label);

sys/security/mac/mac_posix_shm.c

89

shmfd->shm_label = NULL;

sys/security/mac/mac_posix_shm.c

94

mac_posixshm_create(struct ucred *cred, struct shmfd *shmfd)

sys/security/mac/mac_posix_shm.c

97

MAC_POLICY_PERFORM_NOSLEEP(posixshm_create, cred, shmfd,

sys/security/mac/mac_posix_shm.c

98

shmfd->shm_label);

sys/security/mac_biba/mac_biba.c

1694

biba_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_biba/mac_biba.c

1718

biba_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_biba/mac_biba.c

1743

struct shmfd *vp, struct label *shmlabel)

sys/security/mac_biba/mac_biba.c

1760

biba_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_biba/mac_biba.c

1778

biba_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_biba/mac_biba.c

1797

struct shmfd *shmfd, struct label *shmlabel)

sys/security/mac_biba/mac_biba.c

1815

struct ucred *file_cred, struct shmfd *shmfd, struct label *shmlabel)

sys/security/mac_biba/mac_biba.c

1832

biba_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_biba/mac_biba.c

1851

struct shmfd *vp, struct label *shmlabel)

sys/security/mac_biba/mac_biba.c

1868

biba_posixshm_create(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_mls/mac_mls.c

1589

mls_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_mls/mac_mls.c

1613

mls_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_mls/mac_mls.c

1638

struct shmfd *shm, struct label *shmlabel)

sys/security/mac_mls/mac_mls.c

1655

mls_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_mls/mac_mls.c

1673

mls_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_mls/mac_mls.c

1692

struct shmfd *shmfd, struct label *shmlabel)

sys/security/mac_mls/mac_mls.c

1710

struct ucred *file_cred, struct shmfd *shmfd, struct label *shmlabel)

sys/security/mac_mls/mac_mls.c

1727

mls_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_mls/mac_mls.c

1746

struct shmfd *shm, struct label *shmlabel)

sys/security/mac_mls/mac_mls.c

1763

mls_posixshm_create(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_stub/mac_stub.c

803

stub_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_stub/mac_stub.c

811

stub_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_stub/mac_stub.c

820

struct shmfd *shm, struct label *shmlabel)

sys/security/mac_stub/mac_stub.c

827

stub_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_stub/mac_stub.c

835

stub_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_stub/mac_stub.c

844

struct shmfd *shmfd, struct label *shmlabel)

sys/security/mac_stub/mac_stub.c

852

struct ucred *file_cred, struct shmfd *shmfd, struct label *shmlabel)

sys/security/mac_stub/mac_stub.c

859

stub_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_stub/mac_stub.c

868

struct shmfd *shm, struct label *shmlabel)

sys/security/mac_stub/mac_stub.c

875

stub_posixshm_create(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_test/mac_test.c

1487

test_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_test/mac_test.c

1499

test_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_test/mac_test.c

1512

struct ucred *file_cred, struct shmfd *shm, struct label *shmlabel)

sys/security/mac_test/mac_test.c

1526

test_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_test/mac_test.c

1538

test_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_test/mac_test.c

1551

struct ucred *file_cred, struct shmfd *shmfd, struct label *shmfdlabel)

sys/security/mac_test/mac_test.c

1564

struct ucred *file_cred, struct shmfd *shmfd, struct label *shmfdlabel)

sys/security/mac_test/mac_test.c

1576

test_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd,

sys/security/mac_test/mac_test.c

1589

struct ucred *file_cred, struct shmfd *shm, struct label *shmlabel)

sys/security/mac_test/mac_test.c

1603

test_posixshm_create(struct ucred *cred, struct shmfd *shmfd,

sys/sys/mman.h

308

int shm_access(struct shmfd *shmfd, struct ucred *ucred, int flags);

sys/sys/mman.h

309

struct shmfd *shm_alloc(struct ucred *ucred, mode_t mode, bool largepage);

sys/sys/mman.h

310

struct shmfd *shm_hold(struct shmfd *shmfd);

sys/sys/mman.h

311

void shm_drop(struct shmfd *shmfd);

sys/sys/mman.h

312

int shm_dotruncate(struct shmfd *shmfd, off_t length);

sys/sys/mman.h

313

bool shm_largepage(struct shmfd *shmfd);

sys/sys/syscallsubr.h

356

const char *name, struct shmfd *shmfd);

sys/sys/syscallsubr.h

63

struct shmfd;

tests/sys/vm/mlock_test.c

186

int count, error, shmfd;

tests/sys/vm/mlock_test.c

203

shmfd = shm_open(SHM_ANON, O_RDWR | O_CREAT, 0600);

tests/sys/vm/mlock_test.c

204

ATF_REQUIRE_MSG(shmfd >= 0, "shm_open: %s", strerror(errno));

tests/sys/vm/mlock_test.c

205

error = ftruncate(shmfd, len);

tests/sys/vm/mlock_test.c

209

MAP_SHARED | MAP_ALIGNED_SUPER, shmfd, 0);

tests/sys/vm/mlock_test.c

214

MAP_SHARED | MAP_ALIGNED_SUPER, shmfd, 0);

tests/sys/vm/mlock_test.c

235

error = ftruncate(shmfd, len - pagesizes[0]);

tests/sys/vm/mlock_test.c

241

error = ftruncate(shmfd, len);

tests/sys/vm/mlock_test.c

274

ATF_REQUIRE(close(shmfd) == 0);

tests/sys/vm/mmap_test.c

137

int devstatfd, pagesize, shmfd, zerofd;

tests/sys/vm/mmap_test.c

141

ATF_REQUIRE((shmfd = shm_open(SHM_ANON, O_RDWR, 0644)) >= 0);

tests/sys/vm/mmap_test.c

142

ATF_REQUIRE(ftruncate(shmfd, pagesize) == 0);

tests/sys/vm/mmap_test.c

148

checked_mmap(PROT_READ | PROT_WRITE, MAP_SHARED, shmfd, 0,

tests/sys/vm/mmap_test.c

150

checked_mmap(PROT_READ | PROT_WRITE, MAP_PRIVATE, shmfd, 0,

tests/sys/vm/mmap_test.c

162

checked_mmap(0xffff, MAP_SHARED, shmfd, EINVAL,

tests/sys/vm/mmap_test.c

172

checked_mmap(PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_SHARED, shmfd,

tests/sys/vm/mmap_test.c

176

checked_mmap(PROT_READ | PROT_WRITE, 0, shmfd, EINVAL,

tests/sys/vm/mmap_test.c

201

close(shmfd);

tools/tools/syscall_timing/syscall_timing.c

696

int shmfd;

tools/tools/syscall_timing/syscall_timing.c

698

shmfd = shm_open(SHM_ANON, O_CREAT | O_RDWR, 0600);

tools/tools/syscall_timing/syscall_timing.c

699

if (shmfd < 0)

tools/tools/syscall_timing/syscall_timing.c

701

close(shmfd);

tools/tools/syscall_timing/syscall_timing.c

704

shmfd = shm_open(SHM_ANON, O_CREAT | O_RDWR, 0600);

tools/tools/syscall_timing/syscall_timing.c

705

if (shmfd < 0)

tools/tools/syscall_timing/syscall_timing.c

707

close(shmfd);

tools/tools/syscall_timing/syscall_timing.c

717

int fd, shmfd;

tools/tools/syscall_timing/syscall_timing.c

719

shmfd = shm_open(SHM_ANON, O_CREAT | O_RDWR, 0600);

tools/tools/syscall_timing/syscall_timing.c

720

if (shmfd < 0)

tools/tools/syscall_timing/syscall_timing.c

722

fd = dup(shmfd);

tools/tools/syscall_timing/syscall_timing.c

727

fd = dup(shmfd);

tools/tools/syscall_timing/syscall_timing.c

732

close(shmfd);

tools/tools/syscall_timing/syscall_timing.c

741

int shmfd;

tools/tools/syscall_timing/syscall_timing.c

743

shmfd = shm_open(SHM_ANON, O_CREAT | O_RDWR, 0600);

tools/tools/syscall_timing/syscall_timing.c

744

if (shmfd < 0)

tools/tools/syscall_timing/syscall_timing.c

746

if (fstat(shmfd, &sb) < 0)

tools/tools/syscall_timing/syscall_timing.c

750

(void)fstat(shmfd, &sb);

tools/tools/syscall_timing/syscall_timing.c

753

close(shmfd);