| pseudofs_fileno.c (97940) | pseudofs_fileno.c (109623) |
|---|---|
| 1/*- 2 * Copyright (c) 2001 Dag-Erling Co�dan Sm�rgrav 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * | 1/*- 2 * Copyright (c) 2001 Dag-Erling Co�dan Sm�rgrav 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * |
| 28 * $FreeBSD: head/sys/fs/pseudofs/pseudofs_fileno.c 97940 2002-06-06 16:59:24Z des $ | 28 * $FreeBSD: head/sys/fs/pseudofs/pseudofs_fileno.c 109623 2003-01-21 08:56:16Z alfred $ |
| 29 */ 30 31#include <sys/param.h> 32#include <sys/kernel.h> 33#include <sys/systm.h> 34#include <sys/lock.h> 35#include <sys/malloc.h> 36#include <sys/mutex.h> --- 40 unchanged lines hidden (view full) --- 77 * Initialize fileno bitmap 78 */ 79void 80pfs_fileno_init(struct pfs_info *pi) 81{ 82 struct pfs_bitmap *pb; 83 84 MALLOC(pb, struct pfs_bitmap *, sizeof *pb, | 29 */ 30 31#include <sys/param.h> 32#include <sys/kernel.h> 33#include <sys/systm.h> 34#include <sys/lock.h> 35#include <sys/malloc.h> 36#include <sys/mutex.h> --- 40 unchanged lines hidden (view full) --- 77 * Initialize fileno bitmap 78 */ 79void 80pfs_fileno_init(struct pfs_info *pi) 81{ 82 struct pfs_bitmap *pb; 83 84 MALLOC(pb, struct pfs_bitmap *, sizeof *pb, |
| 85 M_PFSFILENO, M_WAITOK|M_ZERO); | 85 M_PFSFILENO, M_ZERO); |
| 86 87 mtx_lock(&pi->pi_mutex); 88 89 pb->pb_bitmap[0] = 07; 90 pb->pb_used = 3; 91 pi->pi_bitmap = pb; 92 pi->pi_root->pn_fileno = 2; 93 --- 45 unchanged lines hidden (view full) --- 139 for (ppb = NULL, pb = pi->pi_bitmap; pb; ppb = pb, pb = pb->pb_next) 140 if (pb->pb_used != PFS_BITMAP_BITS) 141 break; 142 143 /* out of pages? */ 144 if (pb == NULL) { 145 mtx_unlock(&pi->pi_mutex); 146 MALLOC(pb, struct pfs_bitmap *, sizeof *pb, | 86 87 mtx_lock(&pi->pi_mutex); 88 89 pb->pb_bitmap[0] = 07; 90 pb->pb_used = 3; 91 pi->pi_bitmap = pb; 92 pi->pi_root->pn_fileno = 2; 93 --- 45 unchanged lines hidden (view full) --- 139 for (ppb = NULL, pb = pi->pi_bitmap; pb; ppb = pb, pb = pb->pb_next) 140 if (pb->pb_used != PFS_BITMAP_BITS) 141 break; 142 143 /* out of pages? */ 144 if (pb == NULL) { 145 mtx_unlock(&pi->pi_mutex); 146 MALLOC(pb, struct pfs_bitmap *, sizeof *pb, |
| 147 M_PFSFILENO, M_WAITOK|M_ZERO); | 147 M_PFSFILENO, M_ZERO); |
| 148 mtx_lock(&pi->pi_mutex); 149 /* protect against possible race */ 150 while (ppb->pb_next) 151 ppb = ppb->pb_next; 152 pb->pb_offset = ppb->pb_offset + PFS_BITMAP_BITS; 153 ppb->pb_next = pb; 154 } 155 --- 129 unchanged lines hidden --- | 148 mtx_lock(&pi->pi_mutex); 149 /* protect against possible race */ 150 while (ppb->pb_next) 151 ppb = ppb->pb_next; 152 pb->pb_offset = ppb->pb_offset + PFS_BITMAP_BITS; 153 ppb->pb_next = pb; 154 } 155 --- 129 unchanged lines hidden --- |