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OpenCloudOS-Kernel
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dm: avoid spaces before function arguments or in favour of tabs 

Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
This commit is contained in:
Heinz Mauelshagen 2023-02-01 22:31:43 +01:00 committed by Mike Snitzer
parent beecc8438c
commit 8ca817c43e
14 changed files with 84 additions and 87 deletions
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6
drivers/md/dm-bio-prison-v1.c
View File

@ -78,9 +78,9 @@ static void __setup_new_cell(struct dm_cell_key *key,
struct bio *holder,
struct dm_bio_prison_cell *cell)
{
memcpy(&cell->key, key, sizeof(cell->key));
cell->holder = holder;
bio_list_init(&cell->bios);
memcpy(&cell->key, key, sizeof(cell->key));
cell->holder = holder;
bio_list_init(&cell->bios);
}
static int cmp_keys(struct dm_cell_key *lhs,

12
drivers/md/dm-cache-target.c
View File

@ -181,14 +181,14 @@ static void continue_after_commit(struct batcher *b, struct continuation *k)
*/
static void issue_after_commit(struct batcher *b, struct bio *bio)
{
bool commit_scheduled;
bool commit_scheduled;
spin_lock_irq(&b->lock);
commit_scheduled = b->commit_scheduled;
bio_list_add(&b->bios, bio);
spin_unlock_irq(&b->lock);
spin_lock_irq(&b->lock);
commit_scheduled = b->commit_scheduled;
bio_list_add(&b->bios, bio);
spin_unlock_irq(&b->lock);
if (commit_scheduled)
if (commit_scheduled)
async_commit(b);
}

2
drivers/md/dm-ebs-target.c
View File

@ -242,7 +242,7 @@ static void __ebs_process_bios(struct work_struct *ws)
* <offset>: offset in 512 bytes sectors into <dev_path>
* <ebs>: emulated block size in units of 512 bytes exposed to the upper layer
* [<ubs>]: underlying block size in units of 512 bytes imposed on the lower layer;
* optional, if not supplied, retrieve logical block size from underlying device
* optional, if not supplied, retrieve logical block size from underlying device
*/
static int ebs_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{

44
drivers/md/dm-exception-store.h
View File

@ -44,36 +44,36 @@ struct dm_exception_store_type {
const char *name;
struct module *module;
int (*ctr) (struct dm_exception_store *store, char *options);
int (*ctr)(struct dm_exception_store *store, char *options);
/*
* Destroys this object when you've finished with it.
*/
void (*dtr) (struct dm_exception_store *store);
void (*dtr)(struct dm_exception_store *store);
/*
* The target shouldn't read the COW device until this is
* called. As exceptions are read from the COW, they are
* reported back via the callback.
*/
int (*read_metadata) (struct dm_exception_store *store,
int (*callback)(void *callback_context,
chunk_t old, chunk_t new),
void *callback_context);
int (*read_metadata)(struct dm_exception_store *store,
int (*callback)(void *callback_context,
chunk_t old, chunk_t new),
void *callback_context);
/*
* Find somewhere to store the next exception.
*/
int (*prepare_exception) (struct dm_exception_store *store,
struct dm_exception *e);
int (*prepare_exception)(struct dm_exception_store *store,
struct dm_exception *e);
/*
* Update the metadata with this exception.
*/
void (*commit_exception) (struct dm_exception_store *store,
struct dm_exception *e, int valid,
void (*callback) (void *, int success),
void *callback_context);
void (*commit_exception)(struct dm_exception_store *store,
struct dm_exception *e, int valid,
void (*callback)(void *, int success),
void *callback_context);
/*
* Returns 0 if the exception store is empty.
@ -83,30 +83,30 @@ struct dm_exception_store_type {
* still-to-be-merged chunk and returns the number of
* consecutive previous ones.
*/
int (*prepare_merge) (struct dm_exception_store *store,
chunk_t *last_old_chunk, chunk_t *last_new_chunk);
int (*prepare_merge)(struct dm_exception_store *store,
chunk_t *last_old_chunk, chunk_t *last_new_chunk);
/*
* Clear the last n exceptions.
* nr_merged must be <= the value returned by prepare_merge.
*/
int (*commit_merge) (struct dm_exception_store *store, int nr_merged);
int (*commit_merge)(struct dm_exception_store *store, int nr_merged);
/*
* The snapshot is invalid, note this in the metadata.
*/
void (*drop_snapshot) (struct dm_exception_store *store);
void (*drop_snapshot)(struct dm_exception_store *store);
unsigned int (*status) (struct dm_exception_store *store,
status_type_t status, char *result,
unsigned int maxlen);
unsigned int (*status)(struct dm_exception_store *store,
status_type_t status, char *result,
unsigned int maxlen);
/*
* Return how full the snapshot is.
*/
void (*usage) (struct dm_exception_store *store,
sector_t *total_sectors, sector_t *sectors_allocated,
sector_t *metadata_sectors);
void (*usage)(struct dm_exception_store *store,
sector_t *total_sectors, sector_t *sectors_allocated,
sector_t *metadata_sectors);
/* For internal device-mapper use only. */
struct list_head list;

52
drivers/md/dm-ioctl.c
View File

@ -54,10 +54,10 @@ struct hash_cell {
};
struct vers_iter {
size_t param_size;
struct dm_target_versions *vers, *old_vers;
char *end;
uint32_t flags;
size_t param_size;
struct dm_target_versions *vers, *old_vers;
char *end;
uint32_t flags;
};
@ -661,36 +661,34 @@ static int list_devices(struct file *filp, struct dm_ioctl *param, size_t param_
static void list_version_get_needed(struct target_type *tt, void *needed_param)
{
size_t *needed = needed_param;
size_t *needed = needed_param;
*needed += sizeof(struct dm_target_versions);
*needed += strlen(tt->name) + 1;
*needed += ALIGN_MASK;
*needed += sizeof(struct dm_target_versions);
*needed += strlen(tt->name) + 1;
*needed += ALIGN_MASK;
}
static void list_version_get_info(struct target_type *tt, void *param)
{
struct vers_iter *info = param;
struct vers_iter *info = param;
/* Check space - it might have changed since the first iteration */
if ((char *)info->vers + sizeof(tt->version) + strlen(tt->name) + 1 >
info->end) {
/* Check space - it might have changed since the first iteration */
if ((char *)info->vers + sizeof(tt->version) + strlen(tt->name) + 1 > info->end) {
info->flags = DM_BUFFER_FULL_FLAG;
return;
}
info->flags = DM_BUFFER_FULL_FLAG;
return;
}
if (info->old_vers)
info->old_vers->next = (uint32_t) ((void *)info->vers - (void *)info->old_vers);
if (info->old_vers)
info->old_vers->next = (uint32_t) ((void *)info->vers -
(void *)info->old_vers);
info->vers->version[0] = tt->version[0];
info->vers->version[1] = tt->version[1];
info->vers->version[2] = tt->version[2];
info->vers->next = 0;
strcpy(info->vers->name, tt->name);
info->vers->version[0] = tt->version[0];
info->vers->version[1] = tt->version[1];
info->vers->version[2] = tt->version[2];
info->vers->next = 0;
strcpy(info->vers->name, tt->name);
info->old_vers = info->vers;
info->vers = align_ptr((void *)(info->vers + 1) + strlen(tt->name) + 1);
info->old_vers = info->vers;
info->vers = align_ptr((void *)(info->vers + 1) + strlen(tt->name) + 1);
}
static int __list_versions(struct dm_ioctl *param, size_t param_size, const char *name)
@ -2095,9 +2093,9 @@ static const struct file_operations _ctl_fops = {
static struct miscdevice _dm_misc = {
.minor = MAPPER_CTRL_MINOR,
.name = DM_NAME,
.name = DM_NAME,
.nodename = DM_DIR "/" DM_CONTROL_NODE,
.fops = &_ctl_fops
.fops = &_ctl_fops
};
MODULE_ALIAS_MISCDEV(MAPPER_CTRL_MINOR);

2
drivers/md/dm-kcopyd.c
View File

@ -608,7 +608,7 @@ static int run_pages_job(struct kcopyd_job *job)
* of successful jobs.
*/
static int process_jobs(struct list_head *jobs, struct dm_kcopyd_client *kc,
int (*fn) (struct kcopyd_job *))
int (*fn)(struct kcopyd_job *))
{
struct kcopyd_job *job;
int r, count = 0;

27
drivers/md/dm-path-selector.h
View File

@ -53,44 +53,43 @@ struct path_selector_type {
/*
* Constructs a path selector object, takes custom arguments
*/
int (*create) (struct path_selector *ps, unsigned int argc, char **argv);
void (*destroy) (struct path_selector *ps);
int (*create)(struct path_selector *ps, unsigned int argc, char **argv);
void (*destroy)(struct path_selector *ps);
/*
* Add an opaque path object, along with some selector specific
* path args (eg, path priority).
*/
int (*add_path) (struct path_selector *ps, struct dm_path *path,
int argc, char **argv, char **error);
int (*add_path)(struct path_selector *ps, struct dm_path *path,
int argc, char **argv, char **error);
/*
* Chooses a path for this io, if no paths are available then
* NULL will be returned.
*/
struct dm_path *(*select_path) (struct path_selector *ps,
size_t nr_bytes);
struct dm_path *(*select_path)(struct path_selector *ps, size_t nr_bytes);
/*
* Notify the selector that a path has failed.
*/
void (*fail_path) (struct path_selector *ps, struct dm_path *p);
void (*fail_path)(struct path_selector *ps, struct dm_path *p);
/*
* Ask selector to reinstate a path.
*/
int (*reinstate_path) (struct path_selector *ps, struct dm_path *p);
int (*reinstate_path)(struct path_selector *ps, struct dm_path *p);
/*
* Table content based on parameters added in ps_add_path_fn
* or path selector status
*/
int (*status) (struct path_selector *ps, struct dm_path *path,
status_type_t type, char *result, unsigned int maxlen);
int (*status)(struct path_selector *ps, struct dm_path *path,
status_type_t type, char *result, unsigned int maxlen);
int (*start_io) (struct path_selector *ps, struct dm_path *path,
size_t nr_bytes);
int (*end_io) (struct path_selector *ps, struct dm_path *path,
size_t nr_bytes, u64 start_time);
int (*start_io)(struct path_selector *ps, struct dm_path *path,
size_t nr_bytes);
int (*end_io)(struct path_selector *ps, struct dm_path *path,
size_t nr_bytes, u64 start_time);
};
/* Register a path selector */

4
drivers/md/dm-ps-queue-length.c
View File

@ -123,8 +123,8 @@ static int ql_add_path(struct path_selector *ps, struct dm_path *path,
/*
* Arguments: [<repeat_count>]
* <repeat_count>: The number of I/Os before switching path.
* If not given, default (QL_MIN_IO) is used.
* <repeat_count>: The number of I/Os before switching path.
* If not given, default (QL_MIN_IO) is used.
*/
if (argc > 1) {
*error = "queue-length ps: incorrect number of arguments";

8
drivers/md/dm-ps-service-time.c
View File

@ -121,11 +121,11 @@ static int st_add_path(struct path_selector *ps, struct dm_path *path,
/*
* Arguments: [<repeat_count> [<relative_throughput>]]
* <repeat_count>: The number of I/Os before switching path.
* If not given, default (ST_MIN_IO) is used.
* <relative_throughput>: The relative throughput value of
* <repeat_count>: The number of I/Os before switching path.
* If not given, default (ST_MIN_IO) is used.
* <relative_throughput>: The relative throughput value of
* the path among all paths in the path-group.
* The valid range: 0-<ST_MAX_RELATIVE_THROUGHPUT>
* The valid range: 0-<ST_MAX_RELATIVE_THROUGHPUT>
* If not given, minimum value '1' is used.
* If '0' is given, the path isn't selected while
* other paths having a positive value are available.

2
drivers/md/dm-raid1.c
View File

@ -595,7 +595,7 @@ static void do_reads(struct mirror_set *ms, struct bio_list *reads)
* We do different things with the write io depending on the
* state of the region that it's in:
*
* SYNC: increment pending, use kcopyd to write to *all* mirrors
* SYNC: increment pending, use kcopyd to write to *all* mirrors
* RECOVERING: delay the io until recovery completes
* NOSYNC: increment pending, just write to the default mirror
*---------------------------------------------------------------------

2
drivers/md/dm-snap-persistent.c
View File

@ -695,7 +695,7 @@ static int persistent_prepare_exception(struct dm_exception_store *store,
static void persistent_commit_exception(struct dm_exception_store *store,
struct dm_exception *e, int valid,
void (*callback) (void *, int success),
void (*callback)(void *, int success),
void *callback_context)
{
unsigned int i;

2
drivers/md/dm-snap-transient.c
View File

@ -56,7 +56,7 @@ static int transient_prepare_exception(struct dm_exception_store *store,
static void transient_commit_exception(struct dm_exception_store *store,
struct dm_exception *e, int valid,
void (*callback) (void *, int success),
void (*callback)(void *, int success),
void *callback_context)
{
/* Just succeed */

6
drivers/md/dm-snap.c
View File

@ -123,11 +123,11 @@ struct dm_snapshot {
* The merge operation failed if this flag is set.
* Failure modes are handled as follows:
* - I/O error reading the header
* => don't load the target; abort.
* => don't load the target; abort.
* - Header does not have "valid" flag set
* => use the origin; forget about the snapshot.
* => use the origin; forget about the snapshot.
* - I/O error when reading exceptions
* => don't load the target; abort.
* => don't load the target; abort.
* (We can't use the intermediate origin state.)
* - I/O error while merging
* => stop merging; set merge_failed; process I/O normally.

2
drivers/md/dm-uevent.c
View File

@ -3,7 +3,7 @@
* Device Mapper Uevent Support (dm-uevent)
*
* Copyright IBM Corporation, 2007
* Author: Mike Anderson <andmike@linux.vnet.ibm.com>
* Author: Mike Anderson <andmike@linux.vnet.ibm.com>
*/
#include <linux/list.h>
#include <linux/slab.h>