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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 10:23:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 10:23:07 -0700
commit22484856402bfa1ff3defe47f6029ab0418240d9 (patch)
tree140c67bf59674da350a7b51765d6ff7eb101b597 /include
parent5ed487bc2c44ca4e9668ef9cb54c830e2a9fac47 (diff)
parent56b26add02b4bdea81d5e0ebda60db1fe3311ad4 (diff)
downloadlinux-linaro-22484856402bfa1ff3defe47f6029ab0418240d9.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/viro/bdev
* git://git.kernel.org/pub/scm/linux/kernel/git/viro/bdev: (66 commits) [PATCH] kill the rest of struct file propagation in block ioctls [PATCH] get rid of struct file use in blkdev_ioctl() BLKBSZSET [PATCH] get rid of blkdev_locked_ioctl() [PATCH] get rid of blkdev_driver_ioctl() [PATCH] sanitize blkdev_get() and friends [PATCH] remember mode of reiserfs journal [PATCH] propagate mode through swsusp_close() [PATCH] propagate mode through open_bdev_excl/close_bdev_excl [PATCH] pass fmode_t to blkdev_put() [PATCH] kill the unused bsize on the send side of /dev/loop [PATCH] trim file propagation in block/compat_ioctl.c [PATCH] end of methods switch: remove the old ones [PATCH] switch sr [PATCH] switch sd [PATCH] switch ide-scsi [PATCH] switch tape_block [PATCH] switch dcssblk [PATCH] switch dasd [PATCH] switch mtd_blkdevs [PATCH] switch mmc ...
Diffstat (limited to 'include')
-rw-r--r--include/linux/blkdev.h27
-rw-r--r--include/linux/cdrom.h10
-rw-r--r--include/linux/device-mapper.h11
-rw-r--r--include/linux/file.h4
-rw-r--r--include/linux/fs.h49
-rw-r--r--include/linux/fsnotify.h2
-rw-r--r--include/linux/ide.h7
-rw-r--r--include/linux/reiserfs_fs_sb.h1
-rw-r--r--include/linux/types.h1
-rw-r--r--include/scsi/scsi_ioctl.h2
10 files changed, 61 insertions, 53 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index b4fe68fe3a5..a135256b272 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -717,10 +717,10 @@ extern void blk_plug_device(struct request_queue *);
extern void blk_plug_device_unlocked(struct request_queue *);
extern int blk_remove_plug(struct request_queue *);
extern void blk_recount_segments(struct request_queue *, struct bio *);
-extern int scsi_cmd_ioctl(struct file *, struct request_queue *,
- struct gendisk *, unsigned int, void __user *);
-extern int sg_scsi_ioctl(struct file *, struct request_queue *,
- struct gendisk *, struct scsi_ioctl_command __user *);
+extern int scsi_cmd_ioctl(struct request_queue *, struct gendisk *, fmode_t,
+ unsigned int, void __user *);
+extern int sg_scsi_ioctl(struct request_queue *, struct gendisk *, fmode_t,
+ struct scsi_ioctl_command __user *);
/*
* Temporary export, until SCSI gets fixed up.
@@ -910,7 +910,8 @@ static inline int sb_issue_discard(struct super_block *sb,
* command filter functions
*/
extern int blk_verify_command(struct blk_cmd_filter *filter,
- unsigned char *cmd, int has_write_perm);
+ unsigned char *cmd, fmode_t has_write_perm);
+extern void blk_unregister_filter(struct gendisk *disk);
extern void blk_set_cmd_filter_defaults(struct blk_cmd_filter *filter);
#define MAX_PHYS_SEGMENTS 128
@@ -1056,6 +1057,22 @@ static inline int blk_integrity_rq(struct request *rq)
#endif /* CONFIG_BLK_DEV_INTEGRITY */
+struct block_device_operations {
+ int (*open) (struct block_device *, fmode_t);
+ int (*release) (struct gendisk *, fmode_t);
+ int (*locked_ioctl) (struct block_device *, fmode_t, unsigned, unsigned long);
+ int (*ioctl) (struct block_device *, fmode_t, unsigned, unsigned long);
+ int (*compat_ioctl) (struct block_device *, fmode_t, unsigned, unsigned long);
+ int (*direct_access) (struct block_device *, sector_t,
+ void **, unsigned long *);
+ int (*media_changed) (struct gendisk *);
+ int (*revalidate_disk) (struct gendisk *);
+ int (*getgeo)(struct block_device *, struct hd_geometry *);
+ struct module *owner;
+};
+
+extern int __blkdev_driver_ioctl(struct block_device *, fmode_t, unsigned int,
+ unsigned long);
#else /* CONFIG_BLOCK */
/*
* stubs for when the block layer is configured out
diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h
index 5db265ea60f..0b49e08d3cb 100644
--- a/include/linux/cdrom.h
+++ b/include/linux/cdrom.h
@@ -987,11 +987,11 @@ struct cdrom_device_ops {
};
/* the general block_device operations structure: */
-extern int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip,
- struct file *fp);
-extern int cdrom_release(struct cdrom_device_info *cdi, struct file *fp);
-extern int cdrom_ioctl(struct file *file, struct cdrom_device_info *cdi,
- struct inode *ip, unsigned int cmd, unsigned long arg);
+extern int cdrom_open(struct cdrom_device_info *cdi, struct block_device *bdev,
+ fmode_t mode);
+extern void cdrom_release(struct cdrom_device_info *cdi, fmode_t mode);
+extern int cdrom_ioctl(struct cdrom_device_info *cdi, struct block_device *bdev,
+ fmode_t mode, unsigned int cmd, unsigned long arg);
extern int cdrom_media_changed(struct cdrom_device_info *);
extern int register_cdrom(struct cdrom_device_info *cdi);
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index dfb30db475e..c17fd334e57 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -69,8 +69,7 @@ typedef int (*dm_status_fn) (struct dm_target *ti, status_type_t status_type,
typedef int (*dm_message_fn) (struct dm_target *ti, unsigned argc, char **argv);
-typedef int (*dm_ioctl_fn) (struct dm_target *ti, struct inode *inode,
- struct file *filp, unsigned int cmd,
+typedef int (*dm_ioctl_fn) (struct dm_target *ti, unsigned int cmd,
unsigned long arg);
typedef int (*dm_merge_fn) (struct dm_target *ti, struct bvec_merge_data *bvm,
@@ -85,7 +84,7 @@ void dm_set_device_limits(struct dm_target *ti, struct block_device *bdev);
struct dm_dev {
struct block_device *bdev;
- int mode;
+ fmode_t mode;
char name[16];
};
@@ -95,7 +94,7 @@ struct dm_dev {
* FIXME: too many arguments.
*/
int dm_get_device(struct dm_target *ti, const char *path, sector_t start,
- sector_t len, int mode, struct dm_dev **result);
+ sector_t len, fmode_t mode, struct dm_dev **result);
void dm_put_device(struct dm_target *ti, struct dm_dev *d);
/*
@@ -223,7 +222,7 @@ int dm_set_geometry(struct mapped_device *md, struct hd_geometry *geo);
/*
* First create an empty table.
*/
-int dm_table_create(struct dm_table **result, int mode,
+int dm_table_create(struct dm_table **result, fmode_t mode,
unsigned num_targets, struct mapped_device *md);
/*
@@ -254,7 +253,7 @@ void dm_table_put(struct dm_table *t);
*/
sector_t dm_table_get_size(struct dm_table *t);
unsigned int dm_table_get_num_targets(struct dm_table *t);
-int dm_table_get_mode(struct dm_table *t);
+fmode_t dm_table_get_mode(struct dm_table *t);
struct mapped_device *dm_table_get_md(struct dm_table *t);
/*
diff --git a/include/linux/file.h b/include/linux/file.h
index a20259e248a..335a0a5c316 100644
--- a/include/linux/file.h
+++ b/include/linux/file.h
@@ -19,10 +19,10 @@ struct file_operations;
struct vfsmount;
struct dentry;
extern int init_file(struct file *, struct vfsmount *mnt,
- struct dentry *dentry, mode_t mode,
+ struct dentry *dentry, fmode_t mode,
const struct file_operations *fop);
extern struct file *alloc_file(struct vfsmount *, struct dentry *dentry,
- mode_t mode, const struct file_operations *fop);
+ fmode_t mode, const struct file_operations *fop);
static inline void fput_light(struct file *file, int fput_needed)
{
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 7d719c1a18e..43659ae52e4 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -63,18 +63,23 @@ extern int dir_notify_enable;
#define MAY_ACCESS 16
#define MAY_OPEN 32
-#define FMODE_READ 1
-#define FMODE_WRITE 2
+#define FMODE_READ ((__force fmode_t)1)
+#define FMODE_WRITE ((__force fmode_t)2)
/* Internal kernel extensions */
-#define FMODE_LSEEK 4
-#define FMODE_PREAD 8
+#define FMODE_LSEEK ((__force fmode_t)4)
+#define FMODE_PREAD ((__force fmode_t)8)
#define FMODE_PWRITE FMODE_PREAD /* These go hand in hand */
/* File is being opened for execution. Primary users of this flag are
distributed filesystems that can use it to achieve correct ETXTBUSY
behavior for cross-node execution/opening_for_writing of files */
-#define FMODE_EXEC 16
+#define FMODE_EXEC ((__force fmode_t)16)
+
+#define FMODE_NDELAY ((__force fmode_t)32)
+#define FMODE_EXCL ((__force fmode_t)64)
+#define FMODE_WRITE_IOCTL ((__force fmode_t)128)
+#define FMODE_NDELAY_NOW ((__force fmode_t)256)
#define RW_MASK 1
#define RWA_MASK 2
@@ -825,7 +830,7 @@ struct file {
const struct file_operations *f_op;
atomic_long_t f_count;
unsigned int f_flags;
- mode_t f_mode;
+ fmode_t f_mode;
loff_t f_pos;
struct fown_struct f_owner;
unsigned int f_uid, f_gid;
@@ -1152,6 +1157,7 @@ struct super_block {
char s_id[32]; /* Informational name */
void *s_fs_info; /* Filesystem private info */
+ fmode_t s_mode;
/*
* The next field is for VFS *only*. No filesystems have any business
@@ -1266,20 +1272,7 @@ int generic_osync_inode(struct inode *, struct address_space *, int);
* to have different dirent layouts depending on the binary type.
*/
typedef int (*filldir_t)(void *, const char *, int, loff_t, u64, unsigned);
-
-struct block_device_operations {
- int (*open) (struct inode *, struct file *);
- int (*release) (struct inode *, struct file *);
- int (*ioctl) (struct inode *, struct file *, unsigned, unsigned long);
- long (*unlocked_ioctl) (struct file *, unsigned, unsigned long);
- long (*compat_ioctl) (struct file *, unsigned, unsigned long);
- int (*direct_access) (struct block_device *, sector_t,
- void **, unsigned long *);
- int (*media_changed) (struct gendisk *);
- int (*revalidate_disk) (struct gendisk *);
- int (*getgeo)(struct block_device *, struct hd_geometry *);
- struct module *owner;
-};
+struct block_device_operations;
/* These macros are for out of kernel modules to test that
* the kernel supports the unlocked_ioctl and compat_ioctl
@@ -1713,7 +1706,7 @@ extern struct block_device *bdget(dev_t);
extern void bd_set_size(struct block_device *, loff_t size);
extern void bd_forget(struct inode *inode);
extern void bdput(struct block_device *);
-extern struct block_device *open_by_devnum(dev_t, unsigned);
+extern struct block_device *open_by_devnum(dev_t, fmode_t);
#else
static inline void bd_forget(struct inode *inode) {}
#endif
@@ -1723,13 +1716,10 @@ extern const struct file_operations bad_sock_fops;
extern const struct file_operations def_fifo_fops;
#ifdef CONFIG_BLOCK
extern int ioctl_by_bdev(struct block_device *, unsigned, unsigned long);
-extern int blkdev_ioctl(struct inode *, struct file *, unsigned, unsigned long);
-extern int blkdev_driver_ioctl(struct inode *inode, struct file *file,
- struct gendisk *disk, unsigned cmd,
- unsigned long arg);
+extern int blkdev_ioctl(struct block_device *, fmode_t, unsigned, unsigned long);
extern long compat_blkdev_ioctl(struct file *, unsigned, unsigned long);
-extern int blkdev_get(struct block_device *, mode_t, unsigned);
-extern int blkdev_put(struct block_device *);
+extern int blkdev_get(struct block_device *, fmode_t);
+extern int blkdev_put(struct block_device *, fmode_t);
extern int bd_claim(struct block_device *, void *);
extern void bd_release(struct block_device *);
#ifdef CONFIG_SYSFS
@@ -1760,9 +1750,10 @@ extern void chrdev_show(struct seq_file *,off_t);
extern const char *__bdevname(dev_t, char *buffer);
extern const char *bdevname(struct block_device *bdev, char *buffer);
extern struct block_device *lookup_bdev(const char *);
-extern struct block_device *open_bdev_excl(const char *, int, void *);
-extern void close_bdev_excl(struct block_device *);
+extern struct block_device *open_bdev_exclusive(const char *, fmode_t, void *);
+extern void close_bdev_exclusive(struct block_device *, fmode_t);
extern void blkdev_show(struct seq_file *,off_t);
+
#else
#define BLKDEV_MAJOR_HASH_SIZE 0
#endif
diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h
index a89513188ce..00fbd5b245c 100644
--- a/include/linux/fsnotify.h
+++ b/include/linux/fsnotify.h
@@ -188,7 +188,7 @@ static inline void fsnotify_close(struct file *file)
struct dentry *dentry = file->f_path.dentry;
struct inode *inode = dentry->d_inode;
const char *name = dentry->d_name.name;
- mode_t mode = file->f_mode;
+ fmode_t mode = file->f_mode;
u32 mask = (mode & FMODE_WRITE) ? IN_CLOSE_WRITE : IN_CLOSE_NOWRITE;
if (S_ISDIR(inode->i_mode))
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 89e53cfbc78..54525be4b5f 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -474,8 +474,8 @@ struct ide_disk_ops {
ide_startstop_t (*do_request)(struct ide_drive_s *, struct request *,
sector_t);
int (*end_request)(struct ide_drive_s *, int, int);
- int (*ioctl)(struct ide_drive_s *, struct inode *,
- struct file *, unsigned int, unsigned long);
+ int (*ioctl)(struct ide_drive_s *, struct block_device *,
+ fmode_t, unsigned int, unsigned long);
};
/* ATAPI device flags */
@@ -1158,8 +1158,7 @@ struct ide_ioctl_devset {
int ide_setting_ioctl(ide_drive_t *, struct block_device *, unsigned int,
unsigned long, const struct ide_ioctl_devset *);
-int generic_ide_ioctl(ide_drive_t *, struct file *, struct block_device *,
- unsigned, unsigned long);
+int generic_ide_ioctl(ide_drive_t *, struct block_device *, unsigned, unsigned long);
extern int ide_vlb_clk;
extern int ide_pci_clk;
diff --git a/include/linux/reiserfs_fs_sb.h b/include/linux/reiserfs_fs_sb.h
index 315517e8bfa..bda6b562a1e 100644
--- a/include/linux/reiserfs_fs_sb.h
+++ b/include/linux/reiserfs_fs_sb.h
@@ -178,6 +178,7 @@ struct reiserfs_journal {
struct reiserfs_journal_cnode *j_first; /* oldest journal block. start here for traverse */
struct block_device *j_dev_bd;
+ fmode_t j_dev_mode;
int j_1st_reserved_block; /* first block on s_dev of reserved area journal */
unsigned long j_state;
diff --git a/include/linux/types.h b/include/linux/types.h
index f24f7beb47d..1d98330b1f2 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -190,6 +190,7 @@ typedef __u32 __bitwise __wsum;
#ifdef __KERNEL__
typedef unsigned __bitwise__ gfp_t;
+typedef unsigned __bitwise__ fmode_t;
#ifdef CONFIG_PHYS_ADDR_T_64BIT
typedef u64 phys_addr_t;
diff --git a/include/scsi/scsi_ioctl.h b/include/scsi/scsi_ioctl.h
index edb9525386d..b9006848b81 100644
--- a/include/scsi/scsi_ioctl.h
+++ b/include/scsi/scsi_ioctl.h
@@ -42,7 +42,7 @@ typedef struct scsi_fctargaddress {
extern int scsi_ioctl(struct scsi_device *, int, void __user *);
extern int scsi_nonblockable_ioctl(struct scsi_device *sdev, int cmd,
- void __user *arg, struct file *filp);
+ void __user *arg, int ndelay);
#endif /* __KERNEL__ */
#endif /* _SCSI_IOCTL_H */