[PATCH] fat: add fat_getattr()

This adds fat_getattr() for setting stat->blksize. (FAT uses the size
of cluster for proper I/O)

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/fs/fat/file.c b/fs/fat/file.c
index 8337451..0aa813d 100644 (file)
--- a/fs/fat/file.c
+++ b/fs/fat/file.c
@@ -303,7 +303,17 @@ void fat_truncate(struct inode *inode)
        fat_flush_inodes(inode->i_sb, inode, NULL);
 }
 
+int fat_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
+{
+       struct inode *inode = dentry->d_inode;
+       generic_fillattr(inode, stat);
+       stat->blksize = MSDOS_SB(inode->i_sb)->cluster_size;
+       return 0;
+}
+EXPORT_SYMBOL_GPL(fat_getattr);
+
 struct inode_operations fat_file_inode_operations = {
        .truncate       = fat_truncate,
        .setattr        = fat_notify_change,
+       .getattr        = fat_getattr,
 };

diff --git a/fs/msdos/namei.c b/fs/msdos/namei.c
index b0f01b3..4524619 100644 (file)
--- a/fs/msdos/namei.c
+++ b/fs/msdos/namei.c
@@ -654,6 +654,7 @@ static struct inode_operations msdos_dir_inode_operations = {
        .rmdir          = msdos_rmdir,
        .rename         = msdos_rename,
        .setattr        = fat_notify_change,
+       .getattr        = fat_getattr,
 };
 
 static int msdos_fill_super(struct super_block *sb, void *data, int silent)

diff --git a/fs/vfat/namei.c b/fs/vfat/namei.c
index edb711f..0afd745 100644 (file)
--- a/fs/vfat/namei.c
+++ b/fs/vfat/namei.c
@@ -1004,6 +1004,7 @@ static struct inode_operations vfat_dir_inode_operations = {
        .rmdir          = vfat_rmdir,
        .rename         = vfat_rename,
        .setattr        = fat_notify_change,
+       .getattr        = fat_getattr,
 };
 
 static int vfat_fill_super(struct super_block *sb, void *data, int silent)

diff --git a/include/linux/msdos_fs.h b/include/linux/msdos_fs.h
index ce6c858..24a9ef1 100644 (file)
--- a/include/linux/msdos_fs.h
+++ b/include/linux/msdos_fs.h
@@ -402,6 +402,8 @@ extern const struct file_operations fat_file_operations;
 extern struct inode_operations fat_file_inode_operations;
 extern int fat_notify_change(struct dentry * dentry, struct iattr * attr);
 extern void fat_truncate(struct inode *inode);
+extern int fat_getattr(struct vfsmount *mnt, struct dentry *dentry,
+                      struct kstat *stat);
 
 /* fat/inode.c */
 extern void fat_attach(struct inode *inode, loff_t i_pos);