diff options
Diffstat (limited to 'fs/ntfs')
-rw-r--r-- | fs/ntfs/debug.h | 15 | ||||
-rw-r--r-- | fs/ntfs/dir.c | 10 | ||||
-rw-r--r-- | fs/ntfs/file.c | 13 | ||||
-rw-r--r-- | fs/ntfs/inode.c | 18 | ||||
-rw-r--r-- | fs/ntfs/inode.h | 2 |
5 files changed, 35 insertions, 23 deletions
diff --git a/fs/ntfs/debug.h b/fs/ntfs/debug.h index 2142b1c..53c27ea 100644 --- a/fs/ntfs/debug.h +++ b/fs/ntfs/debug.h @@ -30,8 +30,9 @@ extern int debug_msgs; -extern void __ntfs_debug(const char *file, int line, const char *function, - const char *format, ...) __attribute__ ((format (printf, 4, 5))); +extern __printf(4, 5) +void __ntfs_debug(const char *file, int line, const char *function, + const char *format, ...); /** * ntfs_debug - write a debug level message to syslog * @f: a printf format string containing the message @@ -52,12 +53,14 @@ extern void ntfs_debug_dump_runlist(const runlist_element *rl); #endif /* !DEBUG */ -extern void __ntfs_warning(const char *function, const struct super_block *sb, - const char *fmt, ...) __attribute__ ((format (printf, 3, 4))); +extern __printf(3, 4) +void __ntfs_warning(const char *function, const struct super_block *sb, + const char *fmt, ...); #define ntfs_warning(sb, f, a...) __ntfs_warning(__func__, sb, f, ##a) -extern void __ntfs_error(const char *function, const struct super_block *sb, - const char *fmt, ...) __attribute__ ((format (printf, 3, 4))); +extern __printf(3, 4) +void __ntfs_error(const char *function, const struct super_block *sb, + const char *fmt, ...); #define ntfs_error(sb, f, a...) __ntfs_error(__func__, sb, f, ##a) #endif /* _LINUX_NTFS_DEBUG_H */ diff --git a/fs/ntfs/dir.c b/fs/ntfs/dir.c index 0f48e7c..99e3610 100644 --- a/fs/ntfs/dir.c +++ b/fs/ntfs/dir.c @@ -1527,13 +1527,20 @@ static int ntfs_dir_open(struct inode *vi, struct file *filp) * this problem for now. We do write the $BITMAP attribute if it is present * which is the important one for a directory so things are not too bad. */ -static int ntfs_dir_fsync(struct file *filp, int datasync) +static int ntfs_dir_fsync(struct file *filp, loff_t start, loff_t end, + int datasync) { struct inode *bmp_vi, *vi = filp->f_mapping->host; int err, ret; ntfs_attr na; ntfs_debug("Entering for inode 0x%lx.", vi->i_ino); + + err = filemap_write_and_wait_range(vi->i_mapping, start, end); + if (err) + return err; + mutex_lock(&vi->i_mutex); + BUG_ON(!S_ISDIR(vi->i_mode)); /* If the bitmap attribute inode is in memory sync it, too. */ na.mft_no = vi->i_ino; @@ -1555,6 +1562,7 @@ static int ntfs_dir_fsync(struct file *filp, int datasync) else ntfs_warning(vi->i_sb, "Failed to f%ssync inode 0x%lx. Error " "%u.", datasync ? "data" : "", vi->i_ino, -ret); + mutex_unlock(&vi->i_mutex); return ret; } diff --git a/fs/ntfs/file.c b/fs/ntfs/file.c index f4b1057..c587e2d 100644 --- a/fs/ntfs/file.c +++ b/fs/ntfs/file.c @@ -1832,9 +1832,8 @@ static ssize_t ntfs_file_buffered_write(struct kiocb *iocb, * fails again. */ if (unlikely(NInoTruncateFailed(ni))) { - down_write(&vi->i_alloc_sem); + inode_dio_wait(vi); err = ntfs_truncate(vi); - up_write(&vi->i_alloc_sem); if (err || NInoTruncateFailed(ni)) { if (!err) err = -EIO; @@ -2153,12 +2152,19 @@ static ssize_t ntfs_file_aio_write(struct kiocb *iocb, const struct iovec *iov, * with this inode but since we have no simple way of getting to them we ignore * this problem for now. */ -static int ntfs_file_fsync(struct file *filp, int datasync) +static int ntfs_file_fsync(struct file *filp, loff_t start, loff_t end, + int datasync) { struct inode *vi = filp->f_mapping->host; int err, ret = 0; ntfs_debug("Entering for inode 0x%lx.", vi->i_ino); + + err = filemap_write_and_wait_range(vi->i_mapping, start, end); + if (err) + return err; + mutex_lock(&vi->i_mutex); + BUG_ON(S_ISDIR(vi->i_mode)); if (!datasync || !NInoNonResident(NTFS_I(vi))) ret = __ntfs_write_inode(vi, 1); @@ -2176,6 +2182,7 @@ static int ntfs_file_fsync(struct file *filp, int datasync) else ntfs_warning(vi->i_sb, "Failed to f%ssync inode 0x%lx. Error " "%u.", datasync ? "data" : "", vi->i_ino, -ret); + mutex_unlock(&vi->i_mutex); return ret; } diff --git a/fs/ntfs/inode.c b/fs/ntfs/inode.c index c05d6dc..97e2dac 100644 --- a/fs/ntfs/inode.c +++ b/fs/ntfs/inode.c @@ -612,7 +612,7 @@ static int ntfs_read_locked_inode(struct inode *vi) * might be tricky due to vfs interactions. Need to think about this * some more when implementing the unlink command. */ - vi->i_nlink = le16_to_cpu(m->link_count); + set_nlink(vi, le16_to_cpu(m->link_count)); /* * FIXME: Reparse points can have the directory bit set even though * they would be S_IFLNK. Need to deal with this further below when we @@ -634,7 +634,7 @@ static int ntfs_read_locked_inode(struct inode *vi) vi->i_mode &= ~vol->dmask; /* Things break without this kludge! */ if (vi->i_nlink > 1) - vi->i_nlink = 1; + set_nlink(vi, 1); } else { vi->i_mode |= S_IFREG; /* Apply the file permissions mask set in the mount options. */ @@ -1242,7 +1242,7 @@ static int ntfs_read_locked_attr_inode(struct inode *base_vi, struct inode *vi) vi->i_version = base_vi->i_version; vi->i_uid = base_vi->i_uid; vi->i_gid = base_vi->i_gid; - vi->i_nlink = base_vi->i_nlink; + set_nlink(vi, base_vi->i_nlink); vi->i_mtime = base_vi->i_mtime; vi->i_ctime = base_vi->i_ctime; vi->i_atime = base_vi->i_atime; @@ -1508,7 +1508,7 @@ static int ntfs_read_locked_index_inode(struct inode *base_vi, struct inode *vi) vi->i_version = base_vi->i_version; vi->i_uid = base_vi->i_uid; vi->i_gid = base_vi->i_gid; - vi->i_nlink = base_vi->i_nlink; + set_nlink(vi, base_vi->i_nlink); vi->i_mtime = base_vi->i_mtime; vi->i_ctime = base_vi->i_ctime; vi->i_atime = base_vi->i_atime; @@ -2357,12 +2357,7 @@ static const char *es = " Leaving inconsistent metadata. Unmount and run " * * Returns 0 on success or -errno on error. * - * Called with ->i_mutex held. In all but one case ->i_alloc_sem is held for - * writing. The only case in the kernel where ->i_alloc_sem is not held is - * mm/filemap.c::generic_file_buffered_write() where vmtruncate() is called - * with the current i_size as the offset. The analogous place in NTFS is in - * fs/ntfs/file.c::ntfs_file_buffered_write() where we call vmtruncate() again - * without holding ->i_alloc_sem. + * Called with ->i_mutex held. */ int ntfs_truncate(struct inode *vi) { @@ -2887,8 +2882,7 @@ void ntfs_truncate_vfs(struct inode *vi) { * We also abort all changes of user, group, and mode as we do not implement * the NTFS ACLs yet. * - * Called with ->i_mutex held. For the ATTR_SIZE (i.e. ->truncate) case, also - * called with ->i_alloc_sem held for writing. + * Called with ->i_mutex held. */ int ntfs_setattr(struct dentry *dentry, struct iattr *attr) { diff --git a/fs/ntfs/inode.h b/fs/ntfs/inode.h index 2dabf81..fe8e7e9 100644 --- a/fs/ntfs/inode.h +++ b/fs/ntfs/inode.h @@ -24,7 +24,7 @@ #ifndef _LINUX_NTFS_INODE_H #define _LINUX_NTFS_INODE_H -#include <asm/atomic.h> +#include <linux/atomic.h> #include <linux/fs.h> #include <linux/list.h> |