diff options
Diffstat (limited to 'include/linux/genhd.h')
-rw-r--r-- | include/linux/genhd.h | 35 |
1 files changed, 6 insertions, 29 deletions
diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 09a3b18918c7..ecd2bf63fc84 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h | |||
@@ -18,11 +18,13 @@ | |||
18 | #define dev_to_disk(device) container_of(device, struct gendisk, dev) | 18 | #define dev_to_disk(device) container_of(device, struct gendisk, dev) |
19 | #define dev_to_part(device) container_of(device, struct hd_struct, dev) | 19 | #define dev_to_part(device) container_of(device, struct hd_struct, dev) |
20 | 20 | ||
21 | extern struct device_type disk_type; | ||
22 | extern struct device_type part_type; | 21 | extern struct device_type part_type; |
23 | extern struct kobject *block_depr; | 22 | extern struct kobject *block_depr; |
24 | extern struct class block_class; | 23 | extern struct class block_class; |
25 | 24 | ||
25 | extern const struct seq_operations partitions_op; | ||
26 | extern const struct seq_operations diskstats_op; | ||
27 | |||
26 | enum { | 28 | enum { |
27 | /* These three have identical behaviour; use the second one if DOS FDISK gets | 29 | /* These three have identical behaviour; use the second one if DOS FDISK gets |
28 | confused about extended/logical partitions starting past cylinder 1023. */ | 30 | confused about extended/logical partitions starting past cylinder 1023. */ |
@@ -53,24 +55,6 @@ enum { | |||
53 | UNIXWARE_PARTITION = 0x63, /* Same as GNU_HURD and SCO Unix */ | 55 | UNIXWARE_PARTITION = 0x63, /* Same as GNU_HURD and SCO Unix */ |
54 | }; | 56 | }; |
55 | 57 | ||
56 | #ifndef __KERNEL__ | ||
57 | |||
58 | struct partition { | ||
59 | unsigned char boot_ind; /* 0x80 - active */ | ||
60 | unsigned char head; /* starting head */ | ||
61 | unsigned char sector; /* starting sector */ | ||
62 | unsigned char cyl; /* starting cylinder */ | ||
63 | unsigned char sys_ind; /* What partition type */ | ||
64 | unsigned char end_head; /* end head */ | ||
65 | unsigned char end_sector; /* end sector */ | ||
66 | unsigned char end_cyl; /* end cylinder */ | ||
67 | unsigned int start_sect; /* starting sector counting from 0 */ | ||
68 | unsigned int nr_sects; /* nr of sectors in partition */ | ||
69 | } __attribute__((packed)); | ||
70 | |||
71 | #endif | ||
72 | |||
73 | #ifdef __KERNEL__ | ||
74 | #include <linux/major.h> | 58 | #include <linux/major.h> |
75 | #include <linux/device.h> | 59 | #include <linux/device.h> |
76 | #include <linux/smp.h> | 60 | #include <linux/smp.h> |
@@ -226,7 +210,7 @@ static inline void part_stat_set_all(struct hd_struct *part, int value) { | |||
226 | sizeof(struct disk_stats)); | 210 | sizeof(struct disk_stats)); |
227 | } | 211 | } |
228 | 212 | ||
229 | #else | 213 | #else /* !CONFIG_SMP */ |
230 | #define __disk_stat_add(gendiskp, field, addnd) \ | 214 | #define __disk_stat_add(gendiskp, field, addnd) \ |
231 | (gendiskp->dkstats.field += addnd) | 215 | (gendiskp->dkstats.field += addnd) |
232 | #define disk_stat_read(gendiskp, field) (gendiskp->dkstats.field) | 216 | #define disk_stat_read(gendiskp, field) (gendiskp->dkstats.field) |
@@ -254,7 +238,7 @@ static inline void part_stat_set_all(struct hd_struct *part, int value) | |||
254 | memset(&part->dkstats, value, sizeof(struct disk_stats)); | 238 | memset(&part->dkstats, value, sizeof(struct disk_stats)); |
255 | } | 239 | } |
256 | 240 | ||
257 | #endif | 241 | #endif /* CONFIG_SMP */ |
258 | 242 | ||
259 | #define disk_stat_add(gendiskp, field, addnd) \ | 243 | #define disk_stat_add(gendiskp, field, addnd) \ |
260 | do { \ | 244 | do { \ |
@@ -393,8 +377,6 @@ static inline void set_capacity(struct gendisk *disk, sector_t size) | |||
393 | disk->capacity = size; | 377 | disk->capacity = size; |
394 | } | 378 | } |
395 | 379 | ||
396 | #endif /* __KERNEL__ */ | ||
397 | |||
398 | #ifdef CONFIG_SOLARIS_X86_PARTITION | 380 | #ifdef CONFIG_SOLARIS_X86_PARTITION |
399 | 381 | ||
400 | #define SOLARIS_X86_NUMSLICE 16 | 382 | #define SOLARIS_X86_NUMSLICE 16 |
@@ -538,8 +520,6 @@ struct unixware_disklabel { | |||
538 | # define MINIX_NR_SUBPARTITIONS 4 | 520 | # define MINIX_NR_SUBPARTITIONS 4 |
539 | #endif /* CONFIG_MINIX_SUBPARTITION */ | 521 | #endif /* CONFIG_MINIX_SUBPARTITION */ |
540 | 522 | ||
541 | #ifdef __KERNEL__ | ||
542 | |||
543 | #define ADDPART_FLAG_NONE 0 | 523 | #define ADDPART_FLAG_NONE 0 |
544 | #define ADDPART_FLAG_RAID 1 | 524 | #define ADDPART_FLAG_RAID 1 |
545 | #define ADDPART_FLAG_WHOLEDISK 2 | 525 | #define ADDPART_FLAG_WHOLEDISK 2 |
@@ -556,7 +536,6 @@ extern struct gendisk *alloc_disk_node(int minors, int node_id); | |||
556 | extern struct gendisk *alloc_disk(int minors); | 536 | extern struct gendisk *alloc_disk(int minors); |
557 | extern struct kobject *get_disk(struct gendisk *disk); | 537 | extern struct kobject *get_disk(struct gendisk *disk); |
558 | extern void put_disk(struct gendisk *disk); | 538 | extern void put_disk(struct gendisk *disk); |
559 | extern void genhd_media_change_notify(struct gendisk *disk); | ||
560 | extern void blk_register_region(dev_t devt, unsigned long range, | 539 | extern void blk_register_region(dev_t devt, unsigned long range, |
561 | struct module *module, | 540 | struct module *module, |
562 | struct kobject *(*probe)(dev_t, int *, void *), | 541 | struct kobject *(*probe)(dev_t, int *, void *), |
@@ -569,8 +548,6 @@ static inline struct block_device *bdget_disk(struct gendisk *disk, int index) | |||
569 | return bdget(MKDEV(disk->major, disk->first_minor) + index); | 548 | return bdget(MKDEV(disk->major, disk->first_minor) + index); |
570 | } | 549 | } |
571 | 550 | ||
572 | #endif | ||
573 | |||
574 | #else /* CONFIG_BLOCK */ | 551 | #else /* CONFIG_BLOCK */ |
575 | 552 | ||
576 | static inline void printk_all_partitions(void) { } | 553 | static inline void printk_all_partitions(void) { } |
@@ -583,4 +560,4 @@ static inline dev_t blk_lookup_devt(const char *name) | |||
583 | 560 | ||
584 | #endif /* CONFIG_BLOCK */ | 561 | #endif /* CONFIG_BLOCK */ |
585 | 562 | ||
586 | #endif | 563 | #endif /* _LINUX_GENHD_H */ |