fs/namespace.c

6479

static int mntns_install(struct nsset *nsset, struct ns_common *ns)

fs/namespace.c

6481

struct nsproxy *nsproxy = nsset->nsproxy;

fs/namespace.c

6482

struct fs_struct *fs = nsset->fs;

fs/namespace.c

6484

struct user_namespace *user_ns = nsset->cred->user_ns;

include/linux/nsproxy.h

61

static inline struct cred *nsset_cred(struct nsset *set)

include/linux/proc_ns.h

12

struct nsset;

include/linux/proc_ns.h

22

int (*install)(struct nsset *nsset, struct ns_common *ns);

ipc/namespace.c

233

static int ipcns_install(struct nsset *nsset, struct ns_common *new)

ipc/namespace.c

235

struct nsproxy *nsproxy = nsset->nsproxy;

ipc/namespace.c

238

!ns_capable(nsset->cred->user_ns, CAP_SYS_ADMIN))

kernel/cgroup/namespace.c

92

static int cgroupns_install(struct nsset *nsset, struct ns_common *ns)

kernel/cgroup/namespace.c

94

struct nsproxy *nsproxy = nsset->nsproxy;

kernel/cgroup/namespace.c

97

if (!ns_capable(nsset->cred->user_ns, CAP_SYS_ADMIN) ||

kernel/nsproxy.c

338

static void put_nsset(struct nsset *nsset)

kernel/nsproxy.c

340

unsigned flags = nsset->flags;

kernel/nsproxy.c

343

put_cred(nsset_cred(nsset));

kernel/nsproxy.c

348

if (nsset->fs && (flags & CLONE_NEWNS) && (flags & ~CLONE_NEWNS))

kernel/nsproxy.c

349

free_fs_struct(nsset->fs);

kernel/nsproxy.c

350

if (nsset->nsproxy)

kernel/nsproxy.c

351

nsproxy_free(nsset->nsproxy);

kernel/nsproxy.c

354

static int prepare_nsset(unsigned flags, struct nsset *nsset)

kernel/nsproxy.c

358

nsset->nsproxy = create_new_namespaces(0, me, current_user_ns(), me->fs);

kernel/nsproxy.c

359

if (IS_ERR(nsset->nsproxy))

kernel/nsproxy.c

360

return PTR_ERR(nsset->nsproxy);

kernel/nsproxy.c

363

nsset->cred = prepare_creds();

kernel/nsproxy.c

365

nsset->cred = current_cred();

kernel/nsproxy.c

366

if (!nsset->cred)

kernel/nsproxy.c

371

nsset->fs = me->fs;

kernel/nsproxy.c

373

nsset->fs = copy_fs_struct(me->fs);

kernel/nsproxy.c

374

if (!nsset->fs)

kernel/nsproxy.c

378

nsset->flags = flags;

kernel/nsproxy.c

382

put_nsset(nsset);

kernel/nsproxy.c

386

static inline int validate_ns(struct nsset *nsset, struct ns_common *ns)

kernel/nsproxy.c

388

return ns->ops->install(nsset, ns);

kernel/nsproxy.c

398

static int validate_nsset(struct nsset *nsset, struct pid *pid)

kernel/nsproxy.c

401

unsigned flags = nsset->flags;

kernel/nsproxy.c

456

ret = validate_ns(nsset, &user_ns->ns);

kernel/nsproxy.c

463

ret = validate_ns(nsset, from_mnt_ns(nsp->mnt_ns));

kernel/nsproxy.c

470

ret = validate_ns(nsset, &nsp->uts_ns->ns);

kernel/nsproxy.c

478

ret = validate_ns(nsset, &nsp->ipc_ns->ns);

kernel/nsproxy.c

486

ret = validate_ns(nsset, &pid_ns->ns);

kernel/nsproxy.c

494

ret = validate_ns(nsset, &nsp->cgroup_ns->ns);

kernel/nsproxy.c

502

ret = validate_ns(nsset, &nsp->net_ns->ns);

kernel/nsproxy.c

510

ret = validate_ns(nsset, &nsp->time_ns->ns);

kernel/nsproxy.c

535

static void commit_nsset(struct nsset *nsset)

kernel/nsproxy.c

537

unsigned flags = nsset->flags;

kernel/nsproxy.c

543

commit_creds(nsset_cred(nsset));

kernel/nsproxy.c

544

nsset->cred = NULL;

kernel/nsproxy.c

550

set_fs_root(me->fs, &nsset->fs->root);

kernel/nsproxy.c

551

set_fs_pwd(me->fs, &nsset->fs->pwd);

kernel/nsproxy.c

561

timens_commit(me, nsset->nsproxy->time_ns);

kernel/nsproxy.c

565

switch_task_namespaces(me, nsset->nsproxy);

kernel/nsproxy.c

566

nsset->nsproxy = NULL;

kernel/nsproxy.c

573

struct nsset nsset = {};

kernel/nsproxy.c

592

err = prepare_nsset(flags, &nsset);

kernel/nsproxy.c

597

err = validate_ns(&nsset, ns);

kernel/nsproxy.c

599

err = validate_nsset(&nsset, pidfd_pid(fd_file(f)));

kernel/nsproxy.c

601

commit_nsset(&nsset);

kernel/nsproxy.c

604

put_nsset(&nsset);

kernel/pid_namespace.c

392

static int pidns_install(struct nsset *nsset, struct ns_common *ns)

kernel/pid_namespace.c

394

struct nsproxy *nsproxy = nsset->nsproxy;

kernel/pid_namespace.c

399

!ns_capable(nsset->cred->user_ns, CAP_SYS_ADMIN))

kernel/time/namespace.c

191

static int timens_install(struct nsset *nsset, struct ns_common *new)

kernel/time/namespace.c

193

struct nsproxy *nsproxy = nsset->nsproxy;

kernel/time/namespace.c

200

!ns_capable(nsset->cred->user_ns, CAP_SYS_ADMIN))

kernel/user_namespace.c

1343

static int userns_install(struct nsset *nsset, struct ns_common *ns)

kernel/user_namespace.c

1364

cred = nsset_cred(nsset);

kernel/utsname.c

127

static int utsns_install(struct nsset *nsset, struct ns_common *new)

kernel/utsname.c

129

struct nsproxy *nsproxy = nsset->nsproxy;

kernel/utsname.c

133

!ns_capable(nsset->cred->user_ns, CAP_SYS_ADMIN))

net/core/net_namespace.c

1529

static int netns_install(struct nsset *nsset, struct ns_common *ns)

net/core/net_namespace.c

1531

struct nsproxy *nsproxy = nsset->nsproxy;

net/core/net_namespace.c

1535

!ns_capable(nsset->cred->user_ns, CAP_SYS_ADMIN))