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-rw-r--r--fs/affs/affs.h2
-rw-r--r--fs/affs/amigaffs.c30
-rw-r--r--fs/affs/file.c76
-rw-r--r--fs/affs/inode.c4
-rw-r--r--fs/affs/namei.c40
5 files changed, 79 insertions, 73 deletions
diff --git a/fs/affs/affs.h b/fs/affs/affs.h
index 9bca88159725..ff44ff3ff015 100644
--- a/fs/affs/affs.h
+++ b/fs/affs/affs.h
@@ -135,8 +135,10 @@ extern void affs_fix_checksum(struct super_block *sb, struct buffer_head *bh);
extern void secs_to_datestamp(time_t secs, struct affs_date *ds);
extern umode_t prot_to_mode(u32 prot);
extern void mode_to_prot(struct inode *inode);
+__printf(3, 4)
extern void affs_error(struct super_block *sb, const char *function,
const char *fmt, ...);
+__printf(3, 4)
extern void affs_warning(struct super_block *sb, const char *function,
const char *fmt, ...);
extern bool affs_nofilenametruncate(const struct dentry *dentry);
diff --git a/fs/affs/amigaffs.c b/fs/affs/amigaffs.c
index abc853968fed..c852f2fa1710 100644
--- a/fs/affs/amigaffs.c
+++ b/fs/affs/amigaffs.c
@@ -10,8 +10,6 @@
#include "affs.h"
-static char ErrorBuffer[256];
-
/*
* Functions for accessing Amiga-FFS structures.
*/
@@ -125,7 +123,7 @@ affs_fix_dcache(struct inode *inode, u32 entry_ino)
{
struct dentry *dentry;
spin_lock(&inode->i_lock);
- hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {
+ hlist_for_each_entry(dentry, &inode->i_dentry, d_u.d_alias) {
if (entry_ino == (u32)(long)dentry->d_fsdata) {
dentry->d_fsdata = (void *)inode->i_ino;
break;
@@ -444,30 +442,30 @@ mode_to_prot(struct inode *inode)
void
affs_error(struct super_block *sb, const char *function, const char *fmt, ...)
{
- va_list args;
-
- va_start(args,fmt);
- vsnprintf(ErrorBuffer,sizeof(ErrorBuffer),fmt,args);
- va_end(args);
+ struct va_format vaf;
+ va_list args;
- pr_crit("error (device %s): %s(): %s\n", sb->s_id,
- function,ErrorBuffer);
+ va_start(args, fmt);
+ vaf.fmt = fmt;
+ vaf.va = &args;
+ pr_crit("error (device %s): %s(): %pV\n", sb->s_id, function, &vaf);
if (!(sb->s_flags & MS_RDONLY))
pr_warn("Remounting filesystem read-only\n");
sb->s_flags |= MS_RDONLY;
+ va_end(args);
}
void
affs_warning(struct super_block *sb, const char *function, const char *fmt, ...)
{
- va_list args;
+ struct va_format vaf;
+ va_list args;
- va_start(args,fmt);
- vsnprintf(ErrorBuffer,sizeof(ErrorBuffer),fmt,args);
+ va_start(args, fmt);
+ vaf.fmt = fmt;
+ vaf.va = &args;
+ pr_warn("(device %s): %s(): %pV\n", sb->s_id, function, &vaf);
va_end(args);
-
- pr_warn("(device %s): %s(): %s\n", sb->s_id,
- function,ErrorBuffer);
}
bool
diff --git a/fs/affs/file.c b/fs/affs/file.c
index 1ed590aafecf..8faa6593ca6d 100644
--- a/fs/affs/file.c
+++ b/fs/affs/file.c
@@ -12,35 +12,10 @@
* affs regular file handling primitives
*/
+#include <linux/aio.h>
#include "affs.h"
-#if PAGE_SIZE < 4096
-#error PAGE_SIZE must be at least 4096
-#endif
-
-static int affs_grow_extcache(struct inode *inode, u32 lc_idx);
-static struct buffer_head *affs_alloc_extblock(struct inode *inode, struct buffer_head *bh, u32 ext);
-static inline struct buffer_head *affs_get_extblock(struct inode *inode, u32 ext);
static struct buffer_head *affs_get_extblock_slow(struct inode *inode, u32 ext);
-static int affs_file_open(struct inode *inode, struct file *filp);
-static int affs_file_release(struct inode *inode, struct file *filp);
-
-const struct file_operations affs_file_operations = {
- .llseek = generic_file_llseek,
- .read = new_sync_read,
- .read_iter = generic_file_read_iter,
- .write = new_sync_write,
- .write_iter = generic_file_write_iter,
- .mmap = generic_file_mmap,
- .open = affs_file_open,
- .release = affs_file_release,
- .fsync = affs_file_fsync,
- .splice_read = generic_file_splice_read,
-};
-
-const struct inode_operations affs_file_inode_operations = {
- .setattr = affs_notify_change,
-};
static int
affs_file_open(struct inode *inode, struct file *filp)
@@ -355,7 +330,8 @@ affs_get_block(struct inode *inode, sector_t block, struct buffer_head *bh_resul
/* store new block */
if (bh_result->b_blocknr)
- affs_warning(sb, "get_block", "block already set (%x)", bh_result->b_blocknr);
+ affs_warning(sb, "get_block", "block already set (%lx)",
+ (unsigned long)bh_result->b_blocknr);
AFFS_BLOCK(sb, ext_bh, block) = cpu_to_be32(blocknr);
AFFS_HEAD(ext_bh)->block_count = cpu_to_be32(block + 1);
affs_adjust_checksum(ext_bh, blocknr - bh_result->b_blocknr + 1);
@@ -377,7 +353,8 @@ affs_get_block(struct inode *inode, sector_t block, struct buffer_head *bh_resul
return 0;
err_big:
- affs_error(inode->i_sb,"get_block","strange block request %d", block);
+ affs_error(inode->i_sb, "get_block", "strange block request %d",
+ (int)block);
return -EIO;
err_ext:
// unlock cache
@@ -412,6 +389,22 @@ static void affs_write_failed(struct address_space *mapping, loff_t to)
}
}
+static ssize_t
+affs_direct_IO(int rw, struct kiocb *iocb, struct iov_iter *iter,
+ loff_t offset)
+{
+ struct file *file = iocb->ki_filp;
+ struct address_space *mapping = file->f_mapping;
+ struct inode *inode = mapping->host;
+ size_t count = iov_iter_count(iter);
+ ssize_t ret;
+
+ ret = blockdev_direct_IO(rw, iocb, inode, iter, offset, affs_get_block);
+ if (ret < 0 && (rw & WRITE))
+ affs_write_failed(mapping, offset + count);
+ return ret;
+}
+
static int affs_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata)
@@ -438,6 +431,7 @@ const struct address_space_operations affs_aops = {
.writepage = affs_writepage,
.write_begin = affs_write_begin,
.write_end = generic_write_end,
+ .direct_IO = affs_direct_IO,
.bmap = _affs_bmap
};
@@ -867,8 +861,9 @@ affs_truncate(struct inode *inode)
// lock cache
ext_bh = affs_get_extblock(inode, ext);
if (IS_ERR(ext_bh)) {
- affs_warning(sb, "truncate", "unexpected read error for ext block %u (%d)",
- ext, PTR_ERR(ext_bh));
+ affs_warning(sb, "truncate",
+ "unexpected read error for ext block %u (%ld)",
+ (unsigned int)ext, PTR_ERR(ext_bh));
return;
}
if (AFFS_I(inode)->i_lc) {
@@ -914,8 +909,9 @@ affs_truncate(struct inode *inode)
struct buffer_head *bh = affs_bread_ino(inode, last_blk, 0);
u32 tmp;
if (IS_ERR(bh)) {
- affs_warning(sb, "truncate", "unexpected read error for last block %u (%d)",
- ext, PTR_ERR(bh));
+ affs_warning(sb, "truncate",
+ "unexpected read error for last block %u (%ld)",
+ (unsigned int)ext, PTR_ERR(bh));
return;
}
tmp = be32_to_cpu(AFFS_DATA_HEAD(bh)->next);
@@ -961,3 +957,19 @@ int affs_file_fsync(struct file *filp, loff_t start, loff_t end, int datasync)
mutex_unlock(&inode->i_mutex);
return ret;
}
+const struct file_operations affs_file_operations = {
+ .llseek = generic_file_llseek,
+ .read = new_sync_read,
+ .read_iter = generic_file_read_iter,
+ .write = new_sync_write,
+ .write_iter = generic_file_write_iter,
+ .mmap = generic_file_mmap,
+ .open = affs_file_open,
+ .release = affs_file_release,
+ .fsync = affs_file_fsync,
+ .splice_read = generic_file_splice_read,
+};
+
+const struct inode_operations affs_file_inode_operations = {
+ .setattr = affs_notify_change,
+};
diff --git a/fs/affs/inode.c b/fs/affs/inode.c
index e217c511459b..d0609a282e1d 100644
--- a/fs/affs/inode.c
+++ b/fs/affs/inode.c
@@ -348,9 +348,9 @@ affs_add_entry(struct inode *dir, struct inode *inode, struct dentry *dentry, s3
u32 block = 0;
int retval;
- pr_debug("%s(dir=%u, inode=%u, \"%*s\", type=%d)\n",
+ pr_debug("%s(dir=%u, inode=%u, \"%pd\", type=%d)\n",
__func__, (u32)dir->i_ino,
- (u32)inode->i_ino, (int)dentry->d_name.len, dentry->d_name.name, type);
+ (u32)inode->i_ino, dentry, type);
retval = -EIO;
bh = affs_bread(sb, inode->i_ino);
diff --git a/fs/affs/namei.c b/fs/affs/namei.c
index 035bd31556fc..bbc38530e924 100644
--- a/fs/affs/namei.c
+++ b/fs/affs/namei.c
@@ -190,8 +190,7 @@ affs_find_entry(struct inode *dir, struct dentry *dentry)
toupper_t toupper = affs_get_toupper(sb);
u32 key;
- pr_debug("%s(\"%.*s\")\n",
- __func__, (int)dentry->d_name.len, dentry->d_name.name);
+ pr_debug("%s(\"%pd\")\n", __func__, dentry);
bh = affs_bread(sb, dir->i_ino);
if (!bh)
@@ -219,8 +218,7 @@ affs_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags)
struct buffer_head *bh;
struct inode *inode = NULL;
- pr_debug("%s(\"%.*s\")\n",
- __func__, (int)dentry->d_name.len, dentry->d_name.name);
+ pr_debug("%s(\"%pd\")\n", __func__, dentry);
affs_lock_dir(dir);
bh = affs_find_entry(dir, dentry);
@@ -250,9 +248,9 @@ affs_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags)
int
affs_unlink(struct inode *dir, struct dentry *dentry)
{
- pr_debug("%s(dir=%d, %lu \"%.*s\")\n",
+ pr_debug("%s(dir=%d, %lu \"%pd\")\n",
__func__, (u32)dir->i_ino, dentry->d_inode->i_ino,
- (int)dentry->d_name.len, dentry->d_name.name);
+ dentry);
return affs_remove_header(dentry);
}
@@ -264,9 +262,8 @@ affs_create(struct inode *dir, struct dentry *dentry, umode_t mode, bool excl)
struct inode *inode;
int error;
- pr_debug("%s(%lu,\"%.*s\",0%ho)\n",
- __func__, dir->i_ino, (int)dentry->d_name.len,
- dentry->d_name.name,mode);
+ pr_debug("%s(%lu,\"%pd\",0%ho)\n",
+ __func__, dir->i_ino, dentry, mode);
inode = affs_new_inode(dir);
if (!inode)
@@ -294,9 +291,8 @@ affs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
struct inode *inode;
int error;
- pr_debug("%s(%lu,\"%.*s\",0%ho)\n",
- __func__, dir->i_ino, (int)dentry->d_name.len,
- dentry->d_name.name, mode);
+ pr_debug("%s(%lu,\"%pd\",0%ho)\n",
+ __func__, dir->i_ino, dentry, mode);
inode = affs_new_inode(dir);
if (!inode)
@@ -321,9 +317,9 @@ affs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
int
affs_rmdir(struct inode *dir, struct dentry *dentry)
{
- pr_debug("%s(dir=%u, %lu \"%.*s\")\n",
+ pr_debug("%s(dir=%u, %lu \"%pd\")\n",
__func__, (u32)dir->i_ino, dentry->d_inode->i_ino,
- (int)dentry->d_name.len, dentry->d_name.name);
+ dentry);
return affs_remove_header(dentry);
}
@@ -338,9 +334,8 @@ affs_symlink(struct inode *dir, struct dentry *dentry, const char *symname)
int i, maxlen, error;
char c, lc;
- pr_debug("%s(%lu,\"%.*s\" -> \"%s\")\n",
- __func__, dir->i_ino, (int)dentry->d_name.len,
- dentry->d_name.name, symname);
+ pr_debug("%s(%lu,\"%pd\" -> \"%s\")\n",
+ __func__, dir->i_ino, dentry, symname);
maxlen = AFFS_SB(sb)->s_hashsize * sizeof(u32) - 1;
inode = affs_new_inode(dir);
@@ -409,9 +404,9 @@ affs_link(struct dentry *old_dentry, struct inode *dir, struct dentry *dentry)
{
struct inode *inode = old_dentry->d_inode;
- pr_debug("%s(%u, %u, \"%.*s\")\n",
+ pr_debug("%s(%u, %u, \"%pd\")\n",
__func__, (u32)inode->i_ino, (u32)dir->i_ino,
- (int)dentry->d_name.len,dentry->d_name.name);
+ dentry);
return affs_add_entry(dir, inode, dentry, ST_LINKFILE);
}
@@ -424,10 +419,9 @@ affs_rename(struct inode *old_dir, struct dentry *old_dentry,
struct buffer_head *bh = NULL;
int retval;
- pr_debug("%s(old=%u,\"%*s\" to new=%u,\"%*s\")\n",
- __func__, (u32)old_dir->i_ino, (int)old_dentry->d_name.len,
- old_dentry->d_name.name, (u32)new_dir->i_ino,
- (int)new_dentry->d_name.len, new_dentry->d_name.name);
+ pr_debug("%s(old=%u,\"%pd\" to new=%u,\"%pd\")\n",
+ __func__, (u32)old_dir->i_ino, old_dentry,
+ (u32)new_dir->i_ino, new_dentry);
retval = affs_check_name(new_dentry->d_name.name,
new_dentry->d_name.len,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.