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-rw-r--r--fs/efs/dir.c18
-rw-r--r--fs/efs/efs.h6
-rw-r--r--fs/efs/file.c14
-rw-r--r--fs/efs/inode.c42
-rw-r--r--fs/efs/namei.c8
-rw-r--r--fs/efs/super.c84
6 files changed, 83 insertions, 89 deletions
diff --git a/fs/efs/dir.c b/fs/efs/dir.c
index b72307ccdf7..ce63b24f7c3 100644
--- a/fs/efs/dir.c
+++ b/fs/efs/dir.c
@@ -26,7 +26,8 @@ static int efs_readdir(struct file *file, struct dir_context *ctx)
int slot;
if (inode->i_size & (EFS_DIRBSIZE-1))
- printk(KERN_WARNING "EFS: WARNING: readdir(): directory size not a multiple of EFS_DIRBSIZE\n");
+ pr_warn("%s(): directory size not a multiple of EFS_DIRBSIZE\n",
+ __func__);
/* work out where this entry can be found */
block = ctx->pos >> EFS_DIRBSIZE_BITS;
@@ -43,14 +44,15 @@ static int efs_readdir(struct file *file, struct dir_context *ctx)
bh = sb_bread(inode->i_sb, efs_bmap(inode, block));
if (!bh) {
- printk(KERN_ERR "EFS: readdir(): failed to read dir block %d\n", block);
+ pr_err("%s(): failed to read dir block %d\n",
+ __func__, block);
break;
}
dirblock = (struct efs_dir *) bh->b_data;
if (be16_to_cpu(dirblock->magic) != EFS_DIRBLK_MAGIC) {
- printk(KERN_ERR "EFS: readdir(): invalid directory block\n");
+ pr_err("%s(): invalid directory block\n", __func__);
brelse(bh);
break;
}
@@ -69,10 +71,9 @@ static int efs_readdir(struct file *file, struct dir_context *ctx)
inodenum = be32_to_cpu(dirslot->inode);
namelen = dirslot->namelen;
nameptr = dirslot->name;
-
-#ifdef DEBUG
- printk(KERN_DEBUG "EFS: readdir(): block %d slot %d/%d: inode %u, name \"%s\", namelen %u\n", block, slot, dirblock->slots-1, inodenum, nameptr, namelen);
-#endif
+ pr_debug("%s(): block %d slot %d/%d: inode %u, name \"%s\", namelen %u\n",
+ __func__, block, slot, dirblock->slots-1,
+ inodenum, nameptr, namelen);
if (!namelen)
continue;
/* found the next entry */
@@ -80,7 +81,8 @@ static int efs_readdir(struct file *file, struct dir_context *ctx)
/* sanity check */
if (nameptr - (char *) dirblock + namelen > EFS_DIRBSIZE) {
- printk(KERN_WARNING "EFS: directory entry %d exceeds directory block\n", slot);
+ pr_warn("directory entry %d exceeds directory block\n",
+ slot);
continue;
}
diff --git a/fs/efs/efs.h b/fs/efs/efs.h
index 5528926ac7f..5bbf9612140 100644
--- a/fs/efs/efs.h
+++ b/fs/efs/efs.h
@@ -7,6 +7,12 @@
#ifndef _EFS_EFS_H_
#define _EFS_EFS_H_
+#ifdef pr_fmt
+#undef pr_fmt
+#endif
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/fs.h>
#include <asm/uaccess.h>
diff --git a/fs/efs/file.c b/fs/efs/file.c
index 1ccb364ffa6..a37dcee4686 100644
--- a/fs/efs/file.c
+++ b/fs/efs/file.c
@@ -22,10 +22,8 @@ int efs_get_block(struct inode *inode, sector_t iblock,
/*
* i have no idea why this happens as often as it does
*/
- printk(KERN_WARNING "EFS: bmap(): block %d >= %ld (filesize %ld)\n",
- block,
- inode->i_blocks,
- inode->i_size);
+ pr_warn("%s(): block %d >= %ld (filesize %ld)\n",
+ __func__, block, inode->i_blocks, inode->i_size);
#endif
return 0;
}
@@ -38,7 +36,7 @@ int efs_get_block(struct inode *inode, sector_t iblock,
int efs_bmap(struct inode *inode, efs_block_t block) {
if (block < 0) {
- printk(KERN_WARNING "EFS: bmap(): block < 0\n");
+ pr_warn("%s(): block < 0\n", __func__);
return 0;
}
@@ -48,10 +46,8 @@ int efs_bmap(struct inode *inode, efs_block_t block) {
/*
* i have no idea why this happens as often as it does
*/
- printk(KERN_WARNING "EFS: bmap(): block %d >= %ld (filesize %ld)\n",
- block,
- inode->i_blocks,
- inode->i_size);
+ pr_warn("%s(): block %d >= %ld (filesize %ld)\n",
+ __func__, block, inode->i_blocks, inode->i_size);
#endif
return 0;
}
diff --git a/fs/efs/inode.c b/fs/efs/inode.c
index d15ccf20f1b..079d20306ee 100644
--- a/fs/efs/inode.c
+++ b/fs/efs/inode.c
@@ -89,7 +89,7 @@ struct inode *efs_iget(struct super_block *super, unsigned long ino)
bh = sb_bread(inode->i_sb, block);
if (!bh) {
- printk(KERN_WARNING "EFS: bread() failed at block %d\n", block);
+ pr_warn("%s() failed at block %d\n", __func__, block);
goto read_inode_error;
}
@@ -130,19 +130,16 @@ struct inode *efs_iget(struct super_block *super, unsigned long ino)
for(i = 0; i < EFS_DIRECTEXTENTS; i++) {
extent_copy(&(efs_inode->di_u.di_extents[i]), &(in->extents[i]));
if (i < in->numextents && in->extents[i].cooked.ex_magic != 0) {
- printk(KERN_WARNING "EFS: extent %d has bad magic number in inode %lu\n", i, inode->i_ino);
+ pr_warn("extent %d has bad magic number in inode %lu\n",
+ i, inode->i_ino);
brelse(bh);
goto read_inode_error;
}
}
brelse(bh);
-
-#ifdef DEBUG
- printk(KERN_DEBUG "EFS: efs_iget(): inode %lu, extents %d, mode %o\n",
- inode->i_ino, in->numextents, inode->i_mode);
-#endif
-
+ pr_debug("efs_iget(): inode %lu, extents %d, mode %o\n",
+ inode->i_ino, in->numextents, inode->i_mode);
switch (inode->i_mode & S_IFMT) {
case S_IFDIR:
inode->i_op = &efs_dir_inode_operations;
@@ -162,7 +159,7 @@ struct inode *efs_iget(struct super_block *super, unsigned long ino)
init_special_inode(inode, inode->i_mode, device);
break;
default:
- printk(KERN_WARNING "EFS: unsupported inode mode %o\n", inode->i_mode);
+ pr_warn("unsupported inode mode %o\n", inode->i_mode);
goto read_inode_error;
break;
}
@@ -171,7 +168,7 @@ struct inode *efs_iget(struct super_block *super, unsigned long ino)
return inode;
read_inode_error:
- printk(KERN_WARNING "EFS: failed to read inode %lu\n", inode->i_ino);
+ pr_warn("failed to read inode %lu\n", inode->i_ino);
iget_failed(inode);
return ERR_PTR(-EIO);
}
@@ -216,7 +213,7 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
/* if we only have one extent then nothing can be found */
if (in->numextents == 1) {
- printk(KERN_ERR "EFS: map_block() failed to map (1 extent)\n");
+ pr_err("%s() failed to map (1 extent)\n", __func__);
return 0;
}
@@ -234,13 +231,12 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
}
}
- printk(KERN_ERR "EFS: map_block() failed to map block %u (dir)\n", block);
+ pr_err("%s() failed to map block %u (dir)\n", __func__, block);
return 0;
}
-#ifdef DEBUG
- printk(KERN_DEBUG "EFS: map_block(): indirect search for logical block %u\n", block);
-#endif
+ pr_debug("%s(): indirect search for logical block %u\n",
+ __func__, block);
direxts = in->extents[0].cooked.ex_offset;
indexts = in->numextents;
@@ -262,7 +258,8 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
if (dirext == direxts) {
/* should never happen */
- printk(KERN_ERR "EFS: couldn't find direct extent for indirect extent %d (block %u)\n", cur, block);
+ pr_err("couldn't find direct extent for indirect extent %d (block %u)\n",
+ cur, block);
if (bh) brelse(bh);
return 0;
}
@@ -279,12 +276,12 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
bh = sb_bread(inode->i_sb, iblock);
if (!bh) {
- printk(KERN_ERR "EFS: bread() failed at block %d\n", iblock);
+ pr_err("%s() failed at block %d\n",
+ __func__, iblock);
return 0;
}
-#ifdef DEBUG
- printk(KERN_DEBUG "EFS: map_block(): read indirect extent block %d\n", iblock);
-#endif
+ pr_debug("%s(): read indirect extent block %d\n",
+ __func__, iblock);
first = 0;
lastblock = iblock;
}
@@ -294,7 +291,8 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
extent_copy(&(exts[ioffset]), &ext);
if (ext.cooked.ex_magic != 0) {
- printk(KERN_ERR "EFS: extent %d has bad magic number in block %d\n", cur, iblock);
+ pr_err("extent %d has bad magic number in block %d\n",
+ cur, iblock);
if (bh) brelse(bh);
return 0;
}
@@ -306,7 +304,7 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
}
}
if (bh) brelse(bh);
- printk(KERN_ERR "EFS: map_block() failed to map block %u (indir)\n", block);
+ pr_err("%s() failed to map block %u (indir)\n", __func__, block);
return 0;
}
diff --git a/fs/efs/namei.c b/fs/efs/namei.c
index 96f66d213a1..356c044e2cd 100644
--- a/fs/efs/namei.c
+++ b/fs/efs/namei.c
@@ -23,20 +23,22 @@ static efs_ino_t efs_find_entry(struct inode *inode, const char *name, int len)
efs_block_t block;
if (inode->i_size & (EFS_DIRBSIZE-1))
- printk(KERN_WARNING "EFS: WARNING: find_entry(): directory size not a multiple of EFS_DIRBSIZE\n");
+ pr_warn("%s(): directory size not a multiple of EFS_DIRBSIZE\n",
+ __func__);
for(block = 0; block < inode->i_blocks; block++) {
bh = sb_bread(inode->i_sb, efs_bmap(inode, block));
if (!bh) {
- printk(KERN_ERR "EFS: find_entry(): failed to read dir block %d\n", block);
+ pr_err("%s(): failed to read dir block %d\n",
+ __func__, block);
return 0;
}
dirblock = (struct efs_dir *) bh->b_data;
if (be16_to_cpu(dirblock->magic) != EFS_DIRBLK_MAGIC) {
- printk(KERN_ERR "EFS: find_entry(): invalid directory block\n");
+ pr_err("%s(): invalid directory block\n", __func__);
brelse(bh);
return(0);
}
diff --git a/fs/efs/super.c b/fs/efs/super.c
index c6f57a74a55..7fca462ea4e 100644
--- a/fs/efs/super.c
+++ b/fs/efs/super.c
@@ -26,11 +26,18 @@ static struct dentry *efs_mount(struct file_system_type *fs_type,
return mount_bdev(fs_type, flags, dev_name, data, efs_fill_super);
}
+static void efs_kill_sb(struct super_block *s)
+{
+ struct efs_sb_info *sbi = SUPER_INFO(s);
+ kill_block_super(s);
+ kfree(sbi);
+}
+
static struct file_system_type efs_fs_type = {
.owner = THIS_MODULE,
.name = "efs",
.mount = efs_mount,
- .kill_sb = kill_block_super,
+ .kill_sb = efs_kill_sb,
.fs_flags = FS_REQUIRES_DEV,
};
MODULE_ALIAS_FS("efs");
@@ -84,7 +91,7 @@ static void init_once(void *foo)
inode_init_once(&ei->vfs_inode);
}
-static int init_inodecache(void)
+static int __init init_inodecache(void)
{
efs_inode_cachep = kmem_cache_create("efs_inode_cache",
sizeof(struct efs_inode_info),
@@ -105,14 +112,9 @@ static void destroy_inodecache(void)
kmem_cache_destroy(efs_inode_cachep);
}
-static void efs_put_super(struct super_block *s)
-{
- kfree(s->s_fs_info);
- s->s_fs_info = NULL;
-}
-
static int efs_remount(struct super_block *sb, int *flags, char *data)
{
+ sync_filesystem(sb);
*flags |= MS_RDONLY;
return 0;
}
@@ -120,7 +122,6 @@ static int efs_remount(struct super_block *sb, int *flags, char *data)
static const struct super_operations efs_superblock_operations = {
.alloc_inode = efs_alloc_inode,
.destroy_inode = efs_destroy_inode,
- .put_super = efs_put_super,
.statfs = efs_statfs,
.remount_fs = efs_remount,
};
@@ -133,7 +134,7 @@ static const struct export_operations efs_export_ops = {
static int __init init_efs_fs(void) {
int err;
- printk("EFS: "EFS_VERSION" - http://aeschi.ch.eu.org/efs/\n");
+ pr_info(EFS_VERSION" - http://aeschi.ch.eu.org/efs/\n");
err = init_inodecache();
if (err)
goto out1;
@@ -178,12 +179,12 @@ static efs_block_t efs_validate_vh(struct volume_header *vh) {
csum += be32_to_cpu(cs);
}
if (csum) {
- printk(KERN_INFO "EFS: SGI disklabel: checksum bad, label corrupted\n");
+ pr_warn("SGI disklabel: checksum bad, label corrupted\n");
return 0;
}
#ifdef DEBUG
- printk(KERN_DEBUG "EFS: bf: \"%16s\"\n", vh->vh_bootfile);
+ pr_debug("bf: \"%16s\"\n", vh->vh_bootfile);
for(i = 0; i < NVDIR; i++) {
int j;
@@ -195,9 +196,8 @@ static efs_block_t efs_validate_vh(struct volume_header *vh) {
name[j] = (char) 0;
if (name[0]) {
- printk(KERN_DEBUG "EFS: vh: %8s block: 0x%08x size: 0x%08x\n",
- name,
- (int) be32_to_cpu(vh->vh_vd[i].vd_lbn),
+ pr_debug("vh: %8s block: 0x%08x size: 0x%08x\n",
+ name, (int) be32_to_cpu(vh->vh_vd[i].vd_lbn),
(int) be32_to_cpu(vh->vh_vd[i].vd_nbytes));
}
}
@@ -210,12 +210,11 @@ static efs_block_t efs_validate_vh(struct volume_header *vh) {
}
#ifdef DEBUG
if (be32_to_cpu(vh->vh_pt[i].pt_nblks)) {
- printk(KERN_DEBUG "EFS: pt %2d: start: %08d size: %08d type: 0x%02x (%s)\n",
- i,
- (int) be32_to_cpu(vh->vh_pt[i].pt_firstlbn),
- (int) be32_to_cpu(vh->vh_pt[i].pt_nblks),
- pt_type,
- (pt_entry->pt_name) ? pt_entry->pt_name : "unknown");
+ pr_debug("pt %2d: start: %08d size: %08d type: 0x%02x (%s)\n",
+ i, (int)be32_to_cpu(vh->vh_pt[i].pt_firstlbn),
+ (int)be32_to_cpu(vh->vh_pt[i].pt_nblks),
+ pt_type, (pt_entry->pt_name) ?
+ pt_entry->pt_name : "unknown");
}
#endif
if (IS_EFS(pt_type)) {
@@ -225,11 +224,10 @@ static efs_block_t efs_validate_vh(struct volume_header *vh) {
}
if (slice == -1) {
- printk(KERN_NOTICE "EFS: partition table contained no EFS partitions\n");
+ pr_notice("partition table contained no EFS partitions\n");
#ifdef DEBUG
} else {
- printk(KERN_INFO "EFS: using slice %d (type %s, offset 0x%x)\n",
- slice,
+ pr_info("using slice %d (type %s, offset 0x%x)\n", slice,
(pt_entry->pt_name) ? pt_entry->pt_name : "unknown",
sblock);
#endif
@@ -259,7 +257,6 @@ static int efs_fill_super(struct super_block *s, void *d, int silent)
struct efs_sb_info *sb;
struct buffer_head *bh;
struct inode *root;
- int ret = -EINVAL;
sb = kzalloc(sizeof(struct efs_sb_info), GFP_KERNEL);
if (!sb)
@@ -268,17 +265,17 @@ static int efs_fill_super(struct super_block *s, void *d, int silent)
s->s_magic = EFS_SUPER_MAGIC;
if (!sb_set_blocksize(s, EFS_BLOCKSIZE)) {
- printk(KERN_ERR "EFS: device does not support %d byte blocks\n",
+ pr_err("device does not support %d byte blocks\n",
EFS_BLOCKSIZE);
- goto out_no_fs_ul;
+ return -EINVAL;
}
/* read the vh (volume header) block */
bh = sb_bread(s, 0);
if (!bh) {
- printk(KERN_ERR "EFS: cannot read volume header\n");
- goto out_no_fs_ul;
+ pr_err("cannot read volume header\n");
+ return -EINVAL;
}
/*
@@ -290,27 +287,28 @@ static int efs_fill_super(struct super_block *s, void *d, int silent)
brelse(bh);
if (sb->fs_start == -1) {
- goto out_no_fs_ul;
+ return -EINVAL;
}
bh = sb_bread(s, sb->fs_start + EFS_SUPER);
if (!bh) {
- printk(KERN_ERR "EFS: cannot read superblock\n");
- goto out_no_fs_ul;
+ pr_err("cannot read superblock\n");
+ return -EINVAL;
}
if (efs_validate_super(sb, (struct efs_super *) bh->b_data)) {
#ifdef DEBUG
- printk(KERN_WARNING "EFS: invalid superblock at block %u\n", sb->fs_start + EFS_SUPER);
+ pr_warn("invalid superblock at block %u\n",
+ sb->fs_start + EFS_SUPER);
#endif
brelse(bh);
- goto out_no_fs_ul;
+ return -EINVAL;
}
brelse(bh);
if (!(s->s_flags & MS_RDONLY)) {
#ifdef DEBUG
- printk(KERN_INFO "EFS: forcing read-only mode\n");
+ pr_info("forcing read-only mode\n");
#endif
s->s_flags |= MS_RDONLY;
}
@@ -318,25 +316,17 @@ static int efs_fill_super(struct super_block *s, void *d, int silent)
s->s_export_op = &efs_export_ops;
root = efs_iget(s, EFS_ROOTINODE);
if (IS_ERR(root)) {
- printk(KERN_ERR "EFS: get root inode failed\n");
- ret = PTR_ERR(root);
- goto out_no_fs;
+ pr_err("get root inode failed\n");
+ return PTR_ERR(root);
}
s->s_root = d_make_root(root);
if (!(s->s_root)) {
- printk(KERN_ERR "EFS: get root dentry failed\n");
- ret = -ENOMEM;
- goto out_no_fs;
+ pr_err("get root dentry failed\n");
+ return -ENOMEM;
}
return 0;
-
-out_no_fs_ul:
-out_no_fs:
- s->s_fs_info = NULL;
- kfree(sb);
- return ret;
}
static int efs_statfs(struct dentry *dentry, struct kstatfs *buf) {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 06:04:15 +0000