+++ /dev/null
-#ifndef __TOOLS_LINUX_BLKDEV_H
-#define __TOOLS_LINUX_BLKDEV_H
-
-#include <linux/backing-dev.h>
-#include <linux/blk_types.h>
-#include <linux/kobject.h>
-#include <linux/types.h>
-
-#define MAX_LFS_FILESIZE ((loff_t)LLONG_MAX)
-
-#define BIO_MAX_VECS 256U
-
-typedef unsigned fmode_t;
-typedef __u32 __bitwise blk_opf_t;
-
-struct bio;
-struct user_namespace;
-
-#define MINORBITS 20
-#define MINORMASK ((1U << MINORBITS) - 1)
-
-#define MAJOR(dev) ((unsigned int) ((dev) >> MINORBITS))
-#define MINOR(dev) ((unsigned int) ((dev) & MINORMASK))
-#define MKDEV(ma,mi) (((ma) << MINORBITS) | (mi))
-
-typedef unsigned int __bitwise blk_mode_t;
-
-/* open for reading */
-#define BLK_OPEN_READ ((__force blk_mode_t)(1 << 0))
-/* open for writing */
-#define BLK_OPEN_WRITE ((__force blk_mode_t)(1 << 1))
-/* open exclusively (vs other exclusive openers */
-#define BLK_OPEN_EXCL ((__force blk_mode_t)(1 << 2))
-/* opened with O_NDELAY */
-#define BLK_OPEN_NDELAY ((__force blk_mode_t)(1 << 3))
-/* open for "writes" only for ioctls (specialy hack for floppy.c) */
-#define BLK_OPEN_WRITE_IOCTL ((__force blk_mode_t)(1 << 4))
-
-#define BLK_OPEN_BUFFERED ((__force blk_mode_t)(1 << 5))
-
-struct inode {
- unsigned long i_ino;
- loff_t i_size;
- struct super_block *i_sb;
-};
-
-struct file {
- struct inode *f_inode;
-};
-
-static inline struct inode *file_inode(const struct file *f)
-{
- return f->f_inode;
-}
-
-#define part_to_dev(part) (part)
-
-void generic_make_request(struct bio *);
-int submit_bio_wait(struct bio *);
-
-static inline void submit_bio(struct bio *bio)
-{
- generic_make_request(bio);
-}
-
-int blkdev_issue_discard(struct block_device *, sector_t, sector_t, gfp_t);
-int blkdev_issue_zeroout(struct block_device *, sector_t, sector_t, gfp_t, unsigned);
-
-#define bdev_get_queue(bdev) (&((bdev)->queue))
-
-#ifndef SECTOR_SHIFT
-#define SECTOR_SHIFT 9
-#endif
-#ifndef SECTOR_SIZE
-#define SECTOR_SIZE (1 << SECTOR_SHIFT)
-#endif
-
-#define PAGE_SECTORS_SHIFT (PAGE_SHIFT - SECTOR_SHIFT)
-#define PAGE_SECTORS (1 << PAGE_SECTORS_SHIFT)
-#define SECTOR_MASK (PAGE_SECTORS - 1)
-
-#define bdev_max_discard_sectors(bdev) ((void) (bdev), 0)
-#define blk_queue_nonrot(q) ((void) (q), 0)
-
-unsigned bdev_logical_block_size(struct block_device *bdev);
-sector_t get_capacity(struct gendisk *disk);
-
-struct blk_holder_ops {
- void (*mark_dead)(struct block_device *bdev);
-};
-
-void blkdev_put(struct block_device *bdev, void *holder);
-void bdput(struct block_device *bdev);
-struct block_device *blkdev_get_by_path(const char *path, blk_mode_t mode,
- void *holder, const struct blk_holder_ops *hop);
-int lookup_bdev(const char *path, dev_t *);
-
-struct super_block {
- void *s_fs_info;
-};
-
-/*
- * File types
- *
- * NOTE! These match bits 12..15 of stat.st_mode
- * (ie "(i_mode >> 12) & 15").
- */
-#ifndef DT_UNKNOWN
-#define DT_UNKNOWN 0
-#define DT_FIFO 1
-#define DT_CHR 2
-#define DT_DIR 4
-#define DT_BLK 6
-#define DT_REG 8
-#define DT_LNK 10
-#define DT_SOCK 12
-#define DT_WHT 14
-#define DT_MAX 16
-#endif
-
-/*
- * This is the "filldir" function type, used by readdir() to let
- * the kernel specify what kind of dirent layout it wants to have.
- * This allows the kernel to read directories into kernel space or
- * to have different dirent layouts depending on the binary type.
- */
-struct dir_context;
-typedef int (*filldir_t)(struct dir_context *, const char *, int, loff_t, u64,
- unsigned);
-
-struct dir_context {
- const filldir_t actor;
- u64 pos;
-};
-
-/* /sys/fs */
-extern struct kobject *fs_kobj;
-
-struct file_operations {
-};
-
-static inline int register_chrdev(unsigned int major, const char *name,
- const struct file_operations *fops)
-{
- return 1;
-}
-
-static inline void unregister_chrdev(unsigned int major, const char *name)
-{
-}
-
-static inline const char *bdevname(struct block_device *bdev, char *buf)
-{
- snprintf(buf, BDEVNAME_SIZE, "%s", bdev->name);
- return buf;
-}
-
-static inline bool op_is_write(unsigned int op)
-{
- return op == REQ_OP_READ ? false : true;
-}
-
-/*
- * return data direction, READ or WRITE
- */
-static inline int bio_data_dir(struct bio *bio)
-{
- return op_is_write(bio_op(bio)) ? WRITE : READ;
-}
-
-static inline bool dir_emit(struct dir_context *ctx,
- const char *name, int namelen,
- u64 ino, unsigned type)
-{
- return ctx->actor(ctx, name, namelen, ctx->pos, ino, type) == 0;
-}
-
-static inline bool dir_emit_dots(struct file *file, struct dir_context *ctx)
-{
- return true;
-}
-
-#define capable(cap) true
-
-int blk_status_to_errno(blk_status_t status);
-blk_status_t errno_to_blk_status(int errno);
-const char *blk_status_to_str(blk_status_t status);
-
-#endif /* __TOOLS_LINUX_BLKDEV_H */
-
projects / bcachefs-tools-debian / blobdiff