namespace.h File Reference

#include <kernel/fs/path.h>
#include <kernel/fs/superblock.h>
#include <kernel/sync/rwlock.h>
#include <kernel/utils/map.h>
#include <kernel/utils/ref.h>
#include <stdint.h>
#include <sys/fs.h>
#include <sys/list.h>

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Data Structures
struct	mount_stack_t
	Mount stack. More...
struct	namespace_t
	Namespace structure. More...

Macros
#define	NAMESPACE_MAX_TRAVERSE   32
	Maximum number of iterative mount traversals when following mountpoints.
#define	MOUNT_STACK_MAX_MOUNTS   8
	Maximum number of mounts that can be mounted to a single mountpoint.

Typedefs
typedef struct namespace	namespace_t
typedef struct mount	mount_t
typedef struct process	process_t
typedef struct dentry	dentry_t

Functions
namespace_t *	namespace_new (namespace_t *parent)
	Create a new namespace.
uint64_t	namespace_copy (namespace_t *dest, namespace_t *src)
	Copy mounts from one namespace to another.
bool	namespace_accessible (namespace_t *ns, namespace_t *other)
	Check if mounts in a namespace can be propagated to another namespace.
bool	namespace_rcu_traverse (namespace_t *ns, mount_t **mount, dentry_t **dentry)
	If the given path is a mountpoint in the namespace, traverse to the mounted filesystem in an RCU read critical section, else no-op.
mount_t *	namespace_mount (namespace_t *ns, path_t *target, filesystem_t *fs, const char *options, mode_t mode, void *data)
	Mount a filesystem in a namespace.
mount_t *	namespace_bind (namespace_t *ns, path_t *target, path_t *source, mode_t mode)
	Bind a source path to a target path in a namespace.
void	namespace_unmount (namespace_t *ns, mount_t *mount, mode_t mode)
	Remove a mount in a namespace.
void	namespace_get_root (namespace_t *ns, path_t *out)
	Get the root path of a namespace.
void	namespace_rcu_get_root (namespace_t *ns, mount_t **mount, dentry_t **dentry)
	Get the root mount of a namespace in an RCU read critical section.

Typedef Documentation

namespace_t

typedef struct namespace namespace_t

Definition at line 12 of file namespace.h.

mount_t

typedef struct mount mount_t

Definition at line 13 of file namespace.h.

process_t

typedef struct process process_t

Definition at line 14 of file namespace.h.

dentry_t

typedef struct dentry dentry_t

Definition at line 15 of file namespace.h.