subr_blist.c File Reference

#include <sys/cdefs.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/lock.h>
#include <sys/kernel.h>
#include <sys/blist.h>
#include <sys/malloc.h>
#include <sys/proc.h>
#include <sys/mutex.h>

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Functions
	__FBSDID ("$BSDSUniX$")
static daddr_t	blst_leaf_alloc (blmeta_t *scan, daddr_t blk, int count)
static daddr_t	blst_meta_alloc (blmeta_t *scan, daddr_t blk, daddr_t count, daddr_t radix, int skip)
static void	blst_leaf_free (blmeta_t *scan, daddr_t relblk, int count)
static void	blst_meta_free (blmeta_t *scan, daddr_t freeBlk, daddr_t count, daddr_t radix, int skip, daddr_t blk)
static void	blst_copy (blmeta_t *scan, daddr_t blk, daddr_t radix, daddr_t skip, blist_t dest, daddr_t count)
static int	blst_leaf_fill (blmeta_t *scan, daddr_t blk, int count)
static int	blst_meta_fill (blmeta_t *scan, daddr_t allocBlk, daddr_t count, daddr_t radix, int skip, daddr_t blk)
static daddr_t	blst_radix_init (blmeta_t *scan, daddr_t radix, int skip, daddr_t count)
static	MALLOC_DEFINE (M_SWAP,"SWAP","Swap space")
blist_t	blist_create (daddr_t blocks, int flags)
void	blist_destroy (blist_t bl)
daddr_t	blist_alloc (blist_t bl, daddr_t count)
void	blist_free (blist_t bl, daddr_t blkno, daddr_t count)
int	blist_fill (blist_t bl, daddr_t blkno, daddr_t count)
void	blist_resize (blist_t *pbl, daddr_t count, int freenew, int flags)

Function Documentation

__FBSDID

(

"$BSDSUniX$"

)

daddr_t blist_alloc	(	blist_t	bl,
		daddr_t	count
	)

Definition at line 214 of file subr_blist.c.

References blst_leaf_alloc(), blst_meta_alloc(), and count.

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blist_t blist_create	(	daddr_t	blocks,
		int	flags
	)

Definition at line 159 of file subr_blist.c.

References blst_radix_init(), malloc(), and printf().

Referenced by blist_resize().

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void blist_destroy

(

blist_t

bl

)

Definition at line 201 of file subr_blist.c.

References free().

Referenced by blist_resize().

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int blist_fill	(	blist_t	bl,
		daddr_t	blkno,
		daddr_t	count
	)

Definition at line 255 of file subr_blist.c.

References blst_leaf_fill(), and blst_meta_fill().

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void blist_free	(	blist_t	bl,
		daddr_t	blkno,
		daddr_t	count
	)

Definition at line 236 of file subr_blist.c.

References blst_leaf_free(), blst_meta_free(), and count.

Referenced by blist_resize(), and blst_copy().

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void blist_resize	(	blist_t *	pbl,
		daddr_t	count,
		int	freenew,
		int	flags
	)

Definition at line 280 of file subr_blist.c.

References blist_create(), blist_destroy(), blist_free(), and blst_copy().

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static void blst_copy ( blmeta_t *  scan, daddr_t  blk, daddr_t  radix, daddr_t  skip, blist_t  dest, daddr_t  count  )

static

Definition at line 637 of file subr_blist.c.

References blist_free(), and count.

Referenced by blist_resize().

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static daddr_t blst_leaf_alloc ( blmeta_t *  scan, daddr_t  blk, int  count  )

static

Definition at line 335 of file subr_blist.c.

References count, and mask.

Referenced by blist_alloc(), and blst_meta_alloc().

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static int blst_leaf_fill ( blmeta_t *  scan, daddr_t  blk, int  count  )

static

Definition at line 733 of file subr_blist.c.

References mask.

Referenced by blist_fill(), and blst_meta_fill().

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static void blst_leaf_free ( blmeta_t *  scan, daddr_t  relblk, int  count  )

static

Definition at line 497 of file subr_blist.c.

References mask, and panic().

Referenced by blist_free(), and blst_meta_free().

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static daddr_t blst_meta_alloc ( blmeta_t *  scan, daddr_t  blk, daddr_t  count, daddr_t  radix, int  skip  )

static

Definition at line 411 of file subr_blist.c.

References blst_leaf_alloc(), count, and panic().

Referenced by blist_alloc().

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static int blst_meta_fill ( blmeta_t *  scan, daddr_t  allocBlk, daddr_t  count, daddr_t  radix, int  skip, daddr_t  blk  )

static

Definition at line 760 of file subr_blist.c.

References blst_leaf_fill(), count, and panic().

Referenced by blist_fill().

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static void blst_meta_free ( blmeta_t *  scan, daddr_t  freeBlk, daddr_t  count, daddr_t  radix, int  skip, daddr_t  blk  )

static

Definition at line 541 of file subr_blist.c.

References blst_leaf_free(), count, panic(), and printf().

Referenced by blist_free().

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static daddr_t blst_radix_init ( blmeta_t *  scan, daddr_t  radix, int  skip, daddr_t  count  )

static

Definition at line 845 of file subr_blist.c.

Referenced by blist_create().

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static MALLOC_DEFINE ( M_SWAP  , "SWAP"  , "Swap space"    )

static