mem.c File Reference

Include dependency graph for mem.c:

Go to the source code of this file.

Macros
#define	F_LINUX_SPECIFIC_BASE   1024
#define	F_ADD_SEALS   (F_LINUX_SPECIFIC_BASE + 9)
#define	F_GET_SEALS   (F_LINUX_SPECIFIC_BASE + 10)
#define	F_SEAL_SEAL   0x0001 /* prevent further seals from being set */
#define	F_SEAL_SHRINK   0x0002 /* prevent file from shrinking */
#define	F_SEAL_GROW   0x0004 /* prevent file from growing */
#define	F_SEAL_WRITE   0x0008 /* prevent writes */

Functions
static void	map_lock ()
static void	map_unlock ()
__clib_export uword	clib_mem_get_default_hugepage_size (void)
static clib_mem_page_sz_t	legacy_get_log2_default_hugepage_size (void)
void	clib_mem_main_init ()
__clib_export u64	clib_mem_get_fd_page_size (int fd)
__clib_export clib_mem_page_sz_t	clib_mem_get_fd_log2_page_size (int fd)
__clib_export void	clib_mem_vm_randomize_va (uword *requested_va, clib_mem_page_sz_t log2_page_size)
static int	legacy_memfd_create (u8 *name)
__clib_export int	clib_mem_vm_create_fd (clib_mem_page_sz_t log2_page_size, char *fmt,...)
uword	clib_mem_vm_reserve (uword start, uword size, clib_mem_page_sz_t log2_page_sz)
__clib_export clib_mem_vm_map_hdr_t *	clib_mem_vm_get_next_map_hdr (clib_mem_vm_map_hdr_t *hdr)
void *	clib_mem_vm_map_internal (void *base, clib_mem_page_sz_t log2_page_sz, uword size, int fd, uword offset, char *name)
__clib_export int	clib_mem_vm_unmap (void *base)
__clib_export void	clib_mem_get_page_stats (void *start, clib_mem_page_sz_t log2_page_size, uword n_pages, clib_mem_page_stats_t *stats)
__clib_export u64 *	clib_mem_vm_get_paddr (void *mem, clib_mem_page_sz_t log2_page_size, int n_pages)
__clib_export int	clib_mem_set_numa_affinity (u8 numa_node, int force)
__clib_export int	clib_mem_set_default_numa_affinity ()

Macro Definition Documentation

F_ADD_SEALS

#define F_ADD_SEALS   (F_LINUX_SPECIFIC_BASE + 9)

Definition at line 40 of file mem.c.

F_GET_SEALS

#define F_GET_SEALS   (F_LINUX_SPECIFIC_BASE + 10)

Definition at line 41 of file mem.c.

F_LINUX_SPECIFIC_BASE

#define F_LINUX_SPECIFIC_BASE   1024

Definition at line 36 of file mem.c.

F_SEAL_GROW

#define F_SEAL_GROW   0x0004 /* prevent file from growing */

Definition at line 45 of file mem.c.

F_SEAL_SEAL

#define F_SEAL_SEAL   0x0001 /* prevent further seals from being set */

Definition at line 43 of file mem.c.

F_SEAL_SHRINK

#define F_SEAL_SHRINK   0x0002 /* prevent file from shrinking */

Definition at line 44 of file mem.c.

F_SEAL_WRITE

#define F_SEAL_WRITE   0x0008 /* prevent writes */

Definition at line 46 of file mem.c.

Function Documentation

clib_mem_get_default_hugepage_size()

__clib_export uword clib_mem_get_default_hugepage_size

(

void

)

Definition at line 79 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_mem_get_fd_log2_page_size()

__clib_export clib_mem_page_sz_t clib_mem_get_fd_log2_page_size

(

int

fd

)

Definition at line 189 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_mem_get_fd_page_size()

__clib_export u64 clib_mem_get_fd_page_size

(

int

fd

)

Definition at line 180 of file mem.c.

Here is the caller graph for this function:

clib_mem_get_page_stats()

__clib_export void clib_mem_get_page_stats	(	void *	start,
		clib_mem_page_sz_t	log2_page_size,
		uword	n_pages,
		clib_mem_page_stats_t *	stats
	)

Definition at line 552 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_mem_main_init()

void clib_mem_main_init

(

)

Definition at line 136 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_mem_set_default_numa_affinity()

__clib_export int clib_mem_set_default_numa_affinity

(

)

Definition at line 674 of file mem.c.

Here is the caller graph for this function:

clib_mem_set_numa_affinity()

__clib_export int clib_mem_set_numa_affinity	(	u8	numa_node,
		int	force
	)

Definition at line 638 of file mem.c.

Here is the caller graph for this function:

clib_mem_vm_create_fd()

__clib_export int clib_mem_vm_create_fd	(	clib_mem_page_sz_t	log2_page_size,
		char *	fmt,
			...
	)

Definition at line 263 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_mem_vm_get_next_map_hdr()

__clib_export clib_mem_vm_map_hdr_t* clib_mem_vm_get_next_map_hdr

(

clib_mem_vm_map_hdr_t *

hdr

)

Definition at line 387 of file mem.c.

Here is the caller graph for this function:

clib_mem_vm_get_paddr()

__clib_export u64* clib_mem_vm_get_paddr	(	void *	mem,
		clib_mem_page_sz_t	log2_page_size,
		int	n_pages
	)

Definition at line 596 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_mem_vm_map_internal()

void* clib_mem_vm_map_internal	(	void *	base,
		clib_mem_page_sz_t	log2_page_sz,
		uword	size,
		int	fd,
		uword	offset,
		char *	name
	)

Definition at line 407 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_mem_vm_randomize_va()

__clib_export void clib_mem_vm_randomize_va	(	uword *	requested_va,
		clib_mem_page_sz_t	log2_page_size
	)

Definition at line 196 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_mem_vm_reserve()

uword clib_mem_vm_reserve	(	uword	start,
		uword	size,
		clib_mem_page_sz_t	log2_page_sz
	)

Definition at line 331 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_mem_vm_unmap()

__clib_export int clib_mem_vm_unmap

(

void *

base

)

Definition at line 510 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

legacy_get_log2_default_hugepage_size()

static clib_mem_page_sz_t legacy_get_log2_default_hugepage_size ( void  )

static

Definition at line 113 of file mem.c.

Here is the call graph for this function:

Here is the caller graph for this function:

legacy_memfd_create()

static int legacy_memfd_create ( u8 *  name )

static

Definition at line 213 of file mem.c.

map_lock()

static void map_lock ( )

static

Definition at line 66 of file mem.c.

Here is the caller graph for this function:

map_unlock()

static void map_unlock ( )

static

Definition at line 73 of file mem.c.

Here is the caller graph for this function: