X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fmsdos_fs.h;h=bae62d62dc3e07e44b54d54c272f74d28c744c77;hb=363e065c02b1273364d5356711a83e7f548fc0c8;hp=8bcd9450d9261fdc087c0bbbf19b3ce13b2da29e;hpb=591eb85ecd7e6eb8596c6129ae074e16636b99f4;p=pandora-kernel.git

diff --git a/include/linux/msdos_fs.h b/include/linux/msdos_fs.h
index 8bcd9450d926..bae62d62dc3e 100644
--- a/include/linux/msdos_fs.h
+++ b/include/linux/msdos_fs.h
@@ -1,6 +1,8 @@
 #ifndef _LINUX_MSDOS_FS_H
 #define _LINUX_MSDOS_FS_H
 
+#include <linux/magic.h>
+
 /*
  * The MS-DOS filesystem constants/structures
  */
@@ -18,8 +20,6 @@
 #define CT_LE_L(v)	cpu_to_le32(v)
 
 
-#define MSDOS_SUPER_MAGIC 0x4d44 /* MD */
-
 #define MSDOS_ROOT_INO	1	/* == MINIX_ROOT_INO */
 #define MSDOS_DIR_BITS	5	/* log2(sizeof(struct msdos_dir_entry)) */
 
@@ -184,6 +184,7 @@ struct fat_slot_info {
 #include <linux/string.h>
 #include <linux/nls.h>
 #include <linux/fs.h>
+#include <linux/mutex.h>
 
 struct fat_mount_options {
 	uid_t fs_uid;
@@ -226,7 +227,7 @@ struct msdos_sb_info {
 	unsigned long max_cluster;   /* maximum cluster number */
 	unsigned long root_cluster;  /* first cluster of the root directory */
 	unsigned long fsinfo_sector; /* sector number of FAT32 fsinfo */
-	struct semaphore fat_lock;
+	struct mutex fat_lock;
 	unsigned int prev_free;      /* previously allocated cluster number */
 	unsigned int free_clusters;  /* -1 if undefined */
 	struct fat_mount_options options;
@@ -333,7 +334,7 @@ extern int fat_bmap(struct inode *inode, sector_t sector, sector_t *phys,
 		    unsigned long *mapped_blocks);
 
 /* fat/dir.c */
-extern struct file_operations fat_dir_operations;
+extern const struct file_operations fat_dir_operations;
 extern int fat_search_long(struct inode *inode, const unsigned char *name,
 			   int name_len, struct fat_slot_info *sinfo);
 extern int fat_dir_empty(struct inode *dir);
@@ -396,7 +397,7 @@ extern int fat_count_free_clusters(struct super_block *sb);
 /* fat/file.c */
 extern int fat_generic_ioctl(struct inode *inode, struct file *filp,
 			     unsigned int cmd, unsigned long arg);
-extern struct file_operations fat_file_operations;
+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);
@@ -419,6 +420,9 @@ extern int date_dos2unix(unsigned short time, unsigned short date);
 extern void fat_date_unix2dos(int unix_date, __le16 *time, __le16 *date);
 extern int fat_sync_bhs(struct buffer_head **bhs, int nr_bhs);
 
+int fat_cache_init(void);
+void fat_cache_destroy(void);
+
 #endif /* __KERNEL__ */
 
 #endif