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-rw-r--r--fs/ufs/super.c217
1 files changed, 104 insertions, 113 deletions
diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index c8339e566380..3aadbd3167a6 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -94,82 +94,77 @@
/*
* Print contents of ufs_super_block, useful for debugging
*/
-void ufs_print_super_stuff(struct super_block *sb,
- struct ufs_super_block_first * usb1,
- struct ufs_super_block_second * usb2,
- struct ufs_super_block_third * usb3)
+static void ufs_print_super_stuff(struct super_block *sb, unsigned flags,
+ struct ufs_super_block_first *usb1,
+ struct ufs_super_block_second *usb2,
+ struct ufs_super_block_third *usb3)
{
printk("ufs_print_super_stuff\n");
- printk("size of usb: %zu\n", sizeof(struct ufs_super_block));
- printk(" magic: 0x%x\n", fs32_to_cpu(sb, usb3->fs_magic));
- printk(" sblkno: %u\n", fs32_to_cpu(sb, usb1->fs_sblkno));
- printk(" cblkno: %u\n", fs32_to_cpu(sb, usb1->fs_cblkno));
- printk(" iblkno: %u\n", fs32_to_cpu(sb, usb1->fs_iblkno));
- printk(" dblkno: %u\n", fs32_to_cpu(sb, usb1->fs_dblkno));
- printk(" cgoffset: %u\n", fs32_to_cpu(sb, usb1->fs_cgoffset));
- printk(" ~cgmask: 0x%x\n", ~fs32_to_cpu(sb, usb1->fs_cgmask));
- printk(" size: %u\n", fs32_to_cpu(sb, usb1->fs_size));
- printk(" dsize: %u\n", fs32_to_cpu(sb, usb1->fs_dsize));
- printk(" ncg: %u\n", fs32_to_cpu(sb, usb1->fs_ncg));
- printk(" bsize: %u\n", fs32_to_cpu(sb, usb1->fs_bsize));
- printk(" fsize: %u\n", fs32_to_cpu(sb, usb1->fs_fsize));
- printk(" frag: %u\n", fs32_to_cpu(sb, usb1->fs_frag));
- printk(" fragshift: %u\n", fs32_to_cpu(sb, usb1->fs_fragshift));
- printk(" ~fmask: %u\n", ~fs32_to_cpu(sb, usb1->fs_fmask));
- printk(" fshift: %u\n", fs32_to_cpu(sb, usb1->fs_fshift));
- printk(" sbsize: %u\n", fs32_to_cpu(sb, usb1->fs_sbsize));
- printk(" spc: %u\n", fs32_to_cpu(sb, usb1->fs_spc));
- printk(" cpg: %u\n", fs32_to_cpu(sb, usb1->fs_cpg));
- printk(" ipg: %u\n", fs32_to_cpu(sb, usb1->fs_ipg));
- printk(" fpg: %u\n", fs32_to_cpu(sb, usb1->fs_fpg));
- printk(" csaddr: %u\n", fs32_to_cpu(sb, usb1->fs_csaddr));
- printk(" cssize: %u\n", fs32_to_cpu(sb, usb1->fs_cssize));
- printk(" cgsize: %u\n", fs32_to_cpu(sb, usb1->fs_cgsize));
- printk(" fstodb: %u\n", fs32_to_cpu(sb, usb1->fs_fsbtodb));
- printk(" contigsumsize: %d\n", fs32_to_cpu(sb, usb3->fs_u2.fs_44.fs_contigsumsize));
- printk(" postblformat: %u\n", fs32_to_cpu(sb, usb3->fs_postblformat));
- printk(" nrpos: %u\n", fs32_to_cpu(sb, usb3->fs_nrpos));
- printk(" ndir %u\n", fs32_to_cpu(sb, usb1->fs_cstotal.cs_ndir));
- printk(" nifree %u\n", fs32_to_cpu(sb, usb1->fs_cstotal.cs_nifree));
- printk(" nbfree %u\n", fs32_to_cpu(sb, usb1->fs_cstotal.cs_nbfree));
- printk(" nffree %u\n", fs32_to_cpu(sb, usb1->fs_cstotal.cs_nffree));
- printk("\n");
-}
-
-/*
- * Print contents of ufs2 ufs_super_block, useful for debugging
- */
-void ufs2_print_super_stuff(
- struct super_block *sb,
- struct ufs_super_block *usb)
-{
- printk("ufs_print_super_stuff\n");
- printk("size of usb: %zu\n", sizeof(struct ufs_super_block));
- printk(" magic: 0x%x\n", fs32_to_cpu(sb, usb->fs_magic));
- printk(" fs_size: %llu\n",
- (unsigned long long)fs64_to_cpu(sb, usb->fs_u11.fs_u2.fs_size));
- printk(" fs_dsize: %llu\n",
- (unsigned long long)fs64_to_cpu(sb, usb->fs_u11.fs_u2.fs_dsize));
- printk(" bsize: %u\n", fs32_to_cpu(sb, usb->fs_bsize));
- printk(" fsize: %u\n", fs32_to_cpu(sb, usb->fs_fsize));
- printk(" fs_volname: %s\n", usb->fs_u11.fs_u2.fs_volname);
- printk(" fs_fsmnt: %s\n", usb->fs_u11.fs_u2.fs_fsmnt);
- printk(" fs_sblockloc: %llu\n",
- (unsigned long long)fs64_to_cpu(sb,
- usb->fs_u11.fs_u2.fs_sblockloc));
- printk(" cs_ndir(No of dirs): %llu\n",
- (unsigned long long)fs64_to_cpu(sb,
- usb->fs_u11.fs_u2.fs_cstotal.cs_ndir));
- printk(" cs_nbfree(No of free blocks): %llu\n",
- (unsigned long long)fs64_to_cpu(sb,
- usb->fs_u11.fs_u2.fs_cstotal.cs_nbfree));
+ printk(" magic: 0x%x\n", fs32_to_cpu(sb, usb3->fs_magic));
+ if ((flags & UFS_TYPE_MASK) == UFS_TYPE_UFS2) {
+ printk(" fs_size: %llu\n", (unsigned long long)
+ fs64_to_cpu(sb, usb3->fs_un1.fs_u2.fs_size));
+ printk(" fs_dsize: %llu\n", (unsigned long long)
+ fs64_to_cpu(sb, usb3->fs_un1.fs_u2.fs_dsize));
+ printk(" bsize: %u\n",
+ fs32_to_cpu(sb, usb1->fs_bsize));
+ printk(" fsize: %u\n",
+ fs32_to_cpu(sb, usb1->fs_fsize));
+ printk(" fs_volname: %s\n", usb2->fs_un.fs_u2.fs_volname);
+ printk(" fs_sblockloc: %llu\n", (unsigned long long)
+ fs64_to_cpu(sb, usb2->fs_un.fs_u2.fs_sblockloc));
+ printk(" cs_ndir(No of dirs): %llu\n", (unsigned long long)
+ fs64_to_cpu(sb, usb2->fs_un.fs_u2.cs_ndir));
+ printk(" cs_nbfree(No of free blocks): %llu\n",
+ (unsigned long long)
+ fs64_to_cpu(sb, usb2->fs_un.fs_u2.cs_nbfree));
+ } else {
+ printk(" sblkno: %u\n", fs32_to_cpu(sb, usb1->fs_sblkno));
+ printk(" cblkno: %u\n", fs32_to_cpu(sb, usb1->fs_cblkno));
+ printk(" iblkno: %u\n", fs32_to_cpu(sb, usb1->fs_iblkno));
+ printk(" dblkno: %u\n", fs32_to_cpu(sb, usb1->fs_dblkno));
+ printk(" cgoffset: %u\n",
+ fs32_to_cpu(sb, usb1->fs_cgoffset));
+ printk(" ~cgmask: 0x%x\n",
+ ~fs32_to_cpu(sb, usb1->fs_cgmask));
+ printk(" size: %u\n", fs32_to_cpu(sb, usb1->fs_size));
+ printk(" dsize: %u\n", fs32_to_cpu(sb, usb1->fs_dsize));
+ printk(" ncg: %u\n", fs32_to_cpu(sb, usb1->fs_ncg));
+ printk(" bsize: %u\n", fs32_to_cpu(sb, usb1->fs_bsize));
+ printk(" fsize: %u\n", fs32_to_cpu(sb, usb1->fs_fsize));
+ printk(" frag: %u\n", fs32_to_cpu(sb, usb1->fs_frag));
+ printk(" fragshift: %u\n",
+ fs32_to_cpu(sb, usb1->fs_fragshift));
+ printk(" ~fmask: %u\n", ~fs32_to_cpu(sb, usb1->fs_fmask));
+ printk(" fshift: %u\n", fs32_to_cpu(sb, usb1->fs_fshift));
+ printk(" sbsize: %u\n", fs32_to_cpu(sb, usb1->fs_sbsize));
+ printk(" spc: %u\n", fs32_to_cpu(sb, usb1->fs_spc));
+ printk(" cpg: %u\n", fs32_to_cpu(sb, usb1->fs_cpg));
+ printk(" ipg: %u\n", fs32_to_cpu(sb, usb1->fs_ipg));
+ printk(" fpg: %u\n", fs32_to_cpu(sb, usb1->fs_fpg));
+ printk(" csaddr: %u\n", fs32_to_cpu(sb, usb1->fs_csaddr));
+ printk(" cssize: %u\n", fs32_to_cpu(sb, usb1->fs_cssize));
+ printk(" cgsize: %u\n", fs32_to_cpu(sb, usb1->fs_cgsize));
+ printk(" fstodb: %u\n",
+ fs32_to_cpu(sb, usb1->fs_fsbtodb));
+ printk(" nrpos: %u\n", fs32_to_cpu(sb, usb3->fs_nrpos));
+ printk(" ndir %u\n",
+ fs32_to_cpu(sb, usb1->fs_cstotal.cs_ndir));
+ printk(" nifree %u\n",
+ fs32_to_cpu(sb, usb1->fs_cstotal.cs_nifree));
+ printk(" nbfree %u\n",
+ fs32_to_cpu(sb, usb1->fs_cstotal.cs_nbfree));
+ printk(" nffree %u\n",
+ fs32_to_cpu(sb, usb1->fs_cstotal.cs_nffree));
+ }
printk("\n");
}
/*
* Print contents of ufs_cylinder_group, useful for debugging
*/
-void ufs_print_cylinder_stuff(struct super_block *sb, struct ufs_cylinder_group *cg)
+static void ufs_print_cylinder_stuff(struct super_block *sb,
+ struct ufs_cylinder_group *cg)
{
printk("\nufs_print_cylinder_stuff\n");
printk("size of ucg: %zu\n", sizeof(struct ufs_cylinder_group));
@@ -196,11 +191,17 @@ void ufs_print_cylinder_stuff(struct super_block *sb, struct ufs_cylinder_group
printk(" iuseoff: %u\n", fs32_to_cpu(sb, cg->cg_iusedoff));
printk(" freeoff: %u\n", fs32_to_cpu(sb, cg->cg_freeoff));
printk(" nextfreeoff: %u\n", fs32_to_cpu(sb, cg->cg_nextfreeoff));
- printk(" clustersumoff %u\n", fs32_to_cpu(sb, cg->cg_u.cg_44.cg_clustersumoff));
- printk(" clusteroff %u\n", fs32_to_cpu(sb, cg->cg_u.cg_44.cg_clusteroff));
- printk(" nclusterblks %u\n", fs32_to_cpu(sb, cg->cg_u.cg_44.cg_nclusterblks));
+ printk(" clustersumoff %u\n",
+ fs32_to_cpu(sb, cg->cg_u.cg_44.cg_clustersumoff));
+ printk(" clusteroff %u\n",
+ fs32_to_cpu(sb, cg->cg_u.cg_44.cg_clusteroff));
+ printk(" nclusterblks %u\n",
+ fs32_to_cpu(sb, cg->cg_u.cg_44.cg_nclusterblks));
printk("\n");
}
+#else
+# define ufs_print_super_stuff(sb, flags, usb1, usb2, usb3) /**/
+# define ufs_print_cylinder_stuff(sb, cg) /**/
#endif /* CONFIG_UFS_DEBUG */
static struct super_operations ufs_super_ops;
@@ -384,9 +385,9 @@ static int ufs_parse_options (char * options, unsigned * mount_options)
*/
static int ufs_read_cylinder_structures (struct super_block *sb)
{
- struct ufs_sb_info * sbi = UFS_SB(sb);
- struct ufs_sb_private_info * uspi;
- struct ufs_super_block *usb;
+ struct ufs_sb_info *sbi = UFS_SB(sb);
+ struct ufs_sb_private_info *uspi = sbi->s_uspi;
+ struct ufs_super_block_third *usb3;
struct ufs_buffer_head * ubh;
unsigned char * base, * space;
unsigned size, blks, i;
@@ -394,10 +395,7 @@ static int ufs_read_cylinder_structures (struct super_block *sb)
UFSD("ENTER\n");
- uspi = sbi->s_uspi;
-
- usb = (struct ufs_super_block *)
- ((struct ufs_buffer_head *)uspi)->bh[0]->b_data;
+ usb3 = ubh_get_usb_third(uspi);
flags = UFS_SB(sb)->s_flags;
@@ -418,7 +416,7 @@ static int ufs_read_cylinder_structures (struct super_block *sb)
if ((flags & UFS_TYPE_MASK) == UFS_TYPE_UFS2)
ubh = ubh_bread(sb,
- fs64_to_cpu(sb, usb->fs_u11.fs_u2.fs_csaddr) + i, size);
+ fs64_to_cpu(sb, usb3->fs_un1.fs_u2.fs_csaddr) + i, size);
else
ubh = ubh_bread(sb, uspi->s_csaddr + i, size);
@@ -450,9 +448,8 @@ static int ufs_read_cylinder_structures (struct super_block *sb)
goto failed;
if (!ufs_cg_chkmagic (sb, (struct ufs_cylinder_group *) sbi->s_ucg[i]->b_data))
goto failed;
-#ifdef CONFIG_UFS_DEBUG
+
ufs_print_cylinder_stuff(sb, (struct ufs_cylinder_group *) sbi->s_ucg[i]->b_data);
-#endif
}
for (i = 0; i < UFS_MAX_GROUP_LOADED; i++) {
if (!(sbi->s_ucpi[i] = kmalloc (sizeof(struct ufs_cg_private_info), GFP_KERNEL)))
@@ -818,12 +815,8 @@ magic_found:
goto again;
}
-#ifdef CONFIG_UFS_DEBUG
- if ((flags & UFS_TYPE_MASK) == UFS_TYPE_UFS2)
- ufs2_print_super_stuff(sb,usb);
- else
- ufs_print_super_stuff(sb, usb1, usb2, usb3);
-#endif
+
+ ufs_print_super_stuff(sb, flags, usb1, usb2, usb3);
/*
* Check, if file system was correctly unmounted.
@@ -878,10 +871,9 @@ magic_found:
uspi->s_cgmask = fs32_to_cpu(sb, usb1->fs_cgmask);
if ((flags & UFS_TYPE_MASK) == UFS_TYPE_UFS2) {
- uspi->s_u2_size = fs64_to_cpu(sb, usb->fs_u11.fs_u2.fs_size);
- uspi->s_u2_dsize = fs64_to_cpu(sb, usb->fs_u11.fs_u2.fs_dsize);
- }
- else {
+ uspi->s_u2_size = fs64_to_cpu(sb, usb3->fs_un1.fs_u2.fs_size);
+ uspi->s_u2_dsize = fs64_to_cpu(sb, usb3->fs_un1.fs_u2.fs_dsize);
+ } else {
uspi->s_size = fs32_to_cpu(sb, usb1->fs_size);
uspi->s_dsize = fs32_to_cpu(sb, usb1->fs_dsize);
}
@@ -916,8 +908,8 @@ magic_found:
uspi->s_spc = fs32_to_cpu(sb, usb1->fs_spc);
uspi->s_ipg = fs32_to_cpu(sb, usb1->fs_ipg);
uspi->s_fpg = fs32_to_cpu(sb, usb1->fs_fpg);
- uspi->s_cpc = fs32_to_cpu(sb, usb2->fs_cpc);
- uspi->s_contigsumsize = fs32_to_cpu(sb, usb3->fs_u2.fs_44.fs_contigsumsize);
+ uspi->s_cpc = fs32_to_cpu(sb, usb2->fs_un.fs_u1.fs_cpc);
+ uspi->s_contigsumsize = fs32_to_cpu(sb, usb3->fs_un2.fs_44.fs_contigsumsize);
uspi->s_qbmask = ufs_get_fs_qbmask(sb, usb3);
uspi->s_qfmask = ufs_get_fs_qfmask(sb, usb3);
uspi->s_postblformat = fs32_to_cpu(sb, usb3->fs_postblformat);
@@ -949,7 +941,7 @@ magic_found:
if ((sbi->s_mount_opt & UFS_MOUNT_UFSTYPE) ==
UFS_MOUNT_UFSTYPE_44BSD)
uspi->s_maxsymlinklen =
- fs32_to_cpu(sb, usb3->fs_u2.fs_44.fs_maxsymlinklen);
+ fs32_to_cpu(sb, usb3->fs_un2.fs_44.fs_maxsymlinklen);
sbi->s_flags = flags;
@@ -987,7 +979,8 @@ failed_nomem:
return -ENOMEM;
}
-static void ufs_write_super (struct super_block *sb) {
+static void ufs_write_super(struct super_block *sb)
+{
struct ufs_sb_private_info * uspi;
struct ufs_super_block_first * usb1;
struct ufs_super_block_third * usb3;
@@ -1027,7 +1020,7 @@ static void ufs_put_super(struct super_block *sb)
kfree (sbi->s_uspi);
kfree (sbi);
sb->s_fs_info = NULL;
-UFSD("EXIT\n");
+ UFSD("EXIT\n");
return;
}
@@ -1107,31 +1100,29 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
return 0;
}
-static int ufs_statfs (struct dentry *dentry, struct kstatfs *buf)
+static int ufs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct super_block *sb = dentry->d_sb;
- struct ufs_sb_private_info * uspi;
- struct ufs_super_block_first * usb1;
- struct ufs_super_block * usb;
- unsigned flags = 0;
+ struct ufs_sb_private_info *uspi= UFS_SB(sb)->s_uspi;
+ unsigned flags = UFS_SB(sb)->s_flags;
+ struct ufs_super_block_first *usb1;
+ struct ufs_super_block_second *usb2;
+ struct ufs_super_block_third *usb3;
lock_kernel();
- uspi = UFS_SB(sb)->s_uspi;
- usb1 = ubh_get_usb_first (uspi);
- usb = (struct ufs_super_block *)
- ((struct ufs_buffer_head *)uspi)->bh[0]->b_data ;
+ usb1 = ubh_get_usb_first(uspi);
+ usb2 = ubh_get_usb_second(uspi);
+ usb3 = ubh_get_usb_third(uspi);
- flags = UFS_SB(sb)->s_flags;
if ((flags & UFS_TYPE_MASK) == UFS_TYPE_UFS2) {
buf->f_type = UFS2_MAGIC;
- buf->f_blocks = fs64_to_cpu(sb, usb->fs_u11.fs_u2.fs_dsize);
- buf->f_bfree = ufs_blkstofrags(fs64_to_cpu(sb, usb->fs_u11.fs_u2.fs_cstotal.cs_nbfree)) +
- fs64_to_cpu(sb, usb->fs_u11.fs_u2.fs_cstotal.cs_nffree);
- buf->f_ffree = fs64_to_cpu(sb,
- usb->fs_u11.fs_u2.fs_cstotal.cs_nifree);
- }
- else {
+ buf->f_blocks = fs64_to_cpu(sb, usb3->fs_un1.fs_u2.fs_dsize);
+ buf->f_bfree = ufs_blkstofrags(
+ fs64_to_cpu(sb, usb2->fs_un.fs_u2.cs_nbfree)) +
+ fs64_to_cpu(sb, usb3->fs_un1.fs_u2.cs_nffree);
+ buf->f_ffree = fs64_to_cpu(sb, usb3->fs_un1.fs_u2.cs_nifree);
+ } else {
buf->f_type = UFS_MAGIC;
buf->f_blocks = uspi->s_dsize;
buf->f_bfree = ufs_blkstofrags(fs32_to_cpu(sb, usb1->fs_cstotal.cs_nbfree)) +
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-14 22:43:41 +0000