Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 6fb0808..399ad86 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -10,6 +10,7 @@
#include <linux/bio.h>
#include <linux/blkdev.h>
+#include <linux/dm-ioctl.h>
#include <linux/math64.h>
#include <linux/ratelimit.h>
@@ -26,9 +27,8 @@
DM_TYPE_NONE = 0,
DM_TYPE_BIO_BASED = 1,
DM_TYPE_REQUEST_BASED = 2,
- DM_TYPE_MQ_REQUEST_BASED = 3,
- DM_TYPE_DAX_BIO_BASED = 4,
- DM_TYPE_NVME_BIO_BASED = 5,
+ DM_TYPE_DAX_BIO_BASED = 3,
+ DM_TYPE_NVME_BIO_BASED = 4,
};
typedef enum { STATUSTYPE_INFO, STATUSTYPE_TABLE } status_type_t;
@@ -62,7 +62,8 @@
struct request *rq,
union map_info *map_context,
struct request **clone);
-typedef void (*dm_release_clone_request_fn) (struct request *clone);
+typedef void (*dm_release_clone_request_fn) (struct request *clone,
+ union map_info *map_context);
/*
* Returns:
@@ -92,6 +93,10 @@
typedef int (*dm_prepare_ioctl_fn) (struct dm_target *ti, struct block_device **bdev);
+typedef int (*dm_report_zones_fn) (struct dm_target *ti, sector_t sector,
+ struct blk_zone *zones,
+ unsigned int *nr_zones);
+
/*
* These iteration functions are typically used to check (and combine)
* properties of underlying devices.
@@ -180,6 +185,9 @@
dm_status_fn status;
dm_message_fn message;
dm_prepare_ioctl_fn prepare_ioctl;
+#ifdef CONFIG_BLK_DEV_ZONED
+ dm_report_zones_fn report_zones;
+#endif
dm_busy_fn busy;
dm_iterate_devices_fn iterate_devices;
dm_io_hints_fn io_hints;
@@ -308,12 +316,6 @@
* whether or not its underlying devices have support.
*/
bool discards_supported:1;
-
- /*
- * Set if the target required discard bios to be split
- * on max_io_len boundary.
- */
- bool split_discard_bios:1;
};
/* Each target can link one of these into the table */
@@ -420,10 +422,18 @@
int dm_suspended(struct dm_target *ti);
int dm_noflush_suspending(struct dm_target *ti);
void dm_accept_partial_bio(struct bio *bio, unsigned n_sectors);
-void dm_remap_zone_report(struct dm_target *ti, struct bio *bio,
- sector_t start);
+void dm_remap_zone_report(struct dm_target *ti, sector_t start,
+ struct blk_zone *zones, unsigned int *nr_zones);
union map_info *dm_get_rq_mapinfo(struct request *rq);
+/*
+ * Device mapper functions to parse and create devices specified by the
+ * parameter "dm-mod.create="
+ */
+int __init dm_early_create(struct dm_ioctl *dmi,
+ struct dm_target_spec **spec_array,
+ char **target_params_array);
+
struct queue_limits *dm_get_queue_limits(struct mapped_device *md);
/*
@@ -490,6 +500,7 @@
unsigned int dm_table_get_num_targets(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);
+const char *dm_table_device_name(struct dm_table *t);
/*
* Trigger an event.
@@ -518,29 +529,20 @@
*---------------------------------------------------------------*/
#define DM_NAME "device-mapper"
-#define DM_RATELIMIT(pr_func, fmt, ...) \
-do { \
- static DEFINE_RATELIMIT_STATE(rs, DEFAULT_RATELIMIT_INTERVAL, \
- DEFAULT_RATELIMIT_BURST); \
- \
- if (__ratelimit(&rs)) \
- pr_func(DM_FMT(fmt), ##__VA_ARGS__); \
-} while (0)
-
#define DM_FMT(fmt) DM_NAME ": " DM_MSG_PREFIX ": " fmt "\n"
#define DMCRIT(fmt, ...) pr_crit(DM_FMT(fmt), ##__VA_ARGS__)
#define DMERR(fmt, ...) pr_err(DM_FMT(fmt), ##__VA_ARGS__)
-#define DMERR_LIMIT(fmt, ...) DM_RATELIMIT(pr_err, fmt, ##__VA_ARGS__)
+#define DMERR_LIMIT(fmt, ...) pr_err_ratelimited(DM_FMT(fmt), ##__VA_ARGS__)
#define DMWARN(fmt, ...) pr_warn(DM_FMT(fmt), ##__VA_ARGS__)
-#define DMWARN_LIMIT(fmt, ...) DM_RATELIMIT(pr_warn, fmt, ##__VA_ARGS__)
+#define DMWARN_LIMIT(fmt, ...) pr_warn_ratelimited(DM_FMT(fmt), ##__VA_ARGS__)
#define DMINFO(fmt, ...) pr_info(DM_FMT(fmt), ##__VA_ARGS__)
-#define DMINFO_LIMIT(fmt, ...) DM_RATELIMIT(pr_info, fmt, ##__VA_ARGS__)
+#define DMINFO_LIMIT(fmt, ...) pr_info_ratelimited(DM_FMT(fmt), ##__VA_ARGS__)
#ifdef CONFIG_DM_DEBUG
#define DMDEBUG(fmt, ...) printk(KERN_DEBUG DM_FMT(fmt), ##__VA_ARGS__)
-#define DMDEBUG_LIMIT(fmt, ...) DM_RATELIMIT(pr_debug, fmt, ##__VA_ARGS__)
+#define DMDEBUG_LIMIT(fmt, ...) pr_debug_ratelimited(DM_FMT(fmt), ##__VA_ARGS__)
#else
#define DMDEBUG(fmt, ...) no_printk(fmt, ##__VA_ARGS__)
#define DMDEBUG_LIMIT(fmt, ...) no_printk(fmt, ##__VA_ARGS__)
@@ -601,7 +603,7 @@
*/
#define dm_target_offset(ti, sector) ((sector) - (ti)->begin)
-static inline sector_t to_sector(unsigned long n)
+static inline sector_t to_sector(unsigned long long n)
{
return (n >> SECTOR_SHIFT);
}