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提交 f72ffdd6 编写于 作者: N NeilBrown
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md: remove unwanted white space from md.c 

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Signed-off-by: NNeilBrown <neilb@suse.de>
上级 ac05f256
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Showing with 114 addition and 191 deletion
drivers/md/linear.c
浏览文件 @ f72ffdd6
......@@ -355,7 +355,6 @@ static void linear_status (struct seq_file *seq, struct mddev *mddev)
seq_printf(seq, " %dk rounding", mddev->chunk_sectors / 2);
}
static struct md_personality linear_personality =
{
.name = "linear",
......@@ -379,7 +378,6 @@ static void linear_exit (void)
unregister_md_personality (&linear_personality);
}
module_init(linear_init);
module_exit(linear_exit);
MODULE_LICENSE("GPL");
......
drivers/md/md.c
浏览文件 @ f72ffdd6
......@@ -218,7 +218,6 @@ static void md_new_event_inintr(struct mddev *mddev)
static LIST_HEAD(all_mddevs);
static DEFINE_SPINLOCK(all_mddevs_lock);
/*
* iterates through all used mddevs in the system.
* We take care to grab the all_mddevs_lock whenever navigating
......@@ -241,7 +240,6 @@ static DEFINE_SPINLOCK(all_mddevs_lock);
_tmp = _tmp->next;}) \
)
/* Rather than calling directly into the personality make_request function,
* IO requests come here first so that we can check if the device is
* being suspended pending a reconfiguration.
......@@ -488,7 +486,7 @@ void mddev_init(struct mddev *mddev)
}
EXPORT_SYMBOL_GPL(mddev_init);
static struct mddev * mddev_find(dev_t unit)
static struct mddev *mddev_find(dev_t unit)
{
struct mddev *mddev, *new = NULL;
......@@ -562,7 +560,7 @@ static struct mddev * mddev_find(dev_t unit)
goto retry;
}
static inline int __must_check mddev_lock(struct mddev * mddev)
static inline int __must_check mddev_lock(struct mddev *mddev)
{
return mutex_lock_interruptible(&mddev->reconfig_mutex);
}
......@@ -570,7 +568,7 @@ static inline int __must_check mddev_lock(struct mddev * mddev)
/* Sometimes we need to take the lock in a situation where
* failure due to interrupts is not acceptable.
*/
static inline void mddev_lock_nointr(struct mddev * mddev)
static inline void mddev_lock_nointr(struct mddev *mddev)
{
mutex_lock(&mddev->reconfig_mutex);
}
......@@ -580,14 +578,14 @@ static inline int mddev_is_locked(struct mddev *mddev)
return mutex_is_locked(&mddev->reconfig_mutex);
}
static inline int mddev_trylock(struct mddev * mddev)
static inline int mddev_trylock(struct mddev *mddev)
{
return mutex_trylock(&mddev->reconfig_mutex);
}
static struct attribute_group md_redundancy_group;
static void mddev_unlock(struct mddev * mddev)
static void mddev_unlock(struct mddev *mddev)
{
if (mddev->to_remove) {
/* These cannot be removed under reconfig_mutex as
......@@ -682,7 +680,7 @@ static inline sector_t calc_dev_sboffset(struct md_rdev *rdev)
return MD_NEW_SIZE_SECTORS(num_sectors);
}
static int alloc_disk_sb(struct md_rdev * rdev)
static int alloc_disk_sb(struct md_rdev *rdev)
{
if (rdev->sb_page)
MD_BUG();
......@@ -783,7 +781,7 @@ int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,
}
EXPORT_SYMBOL_GPL(sync_page_io);
static int read_disk_sb(struct md_rdev * rdev, int size)
static int read_disk_sb(struct md_rdev *rdev, int size)
{
char b[BDEVNAME_SIZE];
if (!rdev->sb_page) {
......@@ -793,7 +791,6 @@ static int read_disk_sb(struct md_rdev * rdev, int size)
if (rdev->sb_loaded)
return 0;
if (!sync_page_io(rdev, 0, size, rdev->sb_page, READ, true))
goto fail;
rdev->sb_loaded = 1;
......@@ -843,14 +840,13 @@ static int sb_equal(mdp_super_t *sb1, mdp_super_t *sb2)
return ret;
}
static u32 md_csum_fold(u32 csum)
{
csum = (csum & 0xffff) + (csum >> 16);
return (csum & 0xffff) + (csum >> 16);
}
static unsigned int calc_sb_csum(mdp_super_t * sb)
static unsigned int calc_sb_csum(mdp_super_t *sb)
{
u64 newcsum = 0;
u32 *sb32 = (u32*)sb;
......@@ -864,7 +860,6 @@ static unsigned int calc_sb_csum(mdp_super_t * sb)
newcsum += sb32[i];
csum = (newcsum & 0xffffffff) + (newcsum>>32);
#ifdef CONFIG_ALPHA
/* This used to use csum_partial, which was wrong for several
* reasons including that different results are returned on
......@@ -881,7 +876,6 @@ static unsigned int calc_sb_csum(mdp_super_t * sb)
return csum;
}
/*
* Handle superblock details.
* We want to be able to handle multiple superblock formats
......@@ -1179,7 +1173,6 @@ static void super_90_sync(struct mddev *mddev, struct md_rdev *rdev)
struct md_rdev *rdev2;
int next_spare = mddev->raid_disks;
/* make rdev->sb match mddev data..
*
* 1/ zero out disks
......@@ -1348,7 +1341,7 @@ super_90_allow_new_offset(struct md_rdev *rdev, unsigned long long new_offset)
* version 1 superblock
*/
static __le32 calc_sb_1_csum(struct mdp_superblock_1 * sb)
static __le32 calc_sb_1_csum(struct mdp_superblock_1 *sb)
{
__le32 disk_csum;
u32 csum;
......@@ -1412,7 +1405,6 @@ static int super_1_load(struct md_rdev *rdev, struct md_rdev *refdev, int minor_
ret = read_disk_sb(rdev, 4096);
if (ret) return ret;
sb = page_address(rdev->sb_page);
if (sb->magic != cpu_to_le32(MD_SB_MAGIC) ||
......@@ -2015,7 +2007,7 @@ void md_integrity_add_rdev(struct md_rdev *rdev, struct mddev *mddev)
}
EXPORT_SYMBOL(md_integrity_add_rdev);
static int bind_rdev_to_array(struct md_rdev * rdev, struct mddev * mddev)
static int bind_rdev_to_array(struct md_rdev *rdev, struct mddev *mddev)
{
char b[BDEVNAME_SIZE];
struct kobject *ko;
......@@ -2105,7 +2097,7 @@ static void md_delayed_delete(struct work_struct *ws)
kobject_put(&rdev->kobj);
}
static void unbind_rdev_from_array(struct md_rdev * rdev)
static void unbind_rdev_from_array(struct md_rdev *rdev)
{
char b[BDEVNAME_SIZE];
if (!rdev->mddev) {
......@@ -2163,7 +2155,7 @@ static void unlock_rdev(struct md_rdev *rdev)
void md_autodetect_dev(dev_t dev);
static void export_rdev(struct md_rdev * rdev)
static void export_rdev(struct md_rdev *rdev)
{
char b[BDEVNAME_SIZE];
printk(KERN_INFO "md: export_rdev(%s)\n",
......@@ -2179,7 +2171,7 @@ static void export_rdev(struct md_rdev * rdev)
kobject_put(&rdev->kobj);
}
static void kick_rdev_from_array(struct md_rdev * rdev)
static void kick_rdev_from_array(struct md_rdev *rdev)
{
unbind_rdev_from_array(rdev);
export_rdev(rdev);
......@@ -2328,8 +2320,7 @@ static void md_print_devices(void)
printk("\n");
}
static void sync_sbs(struct mddev * mddev, int nospares)
static void sync_sbs(struct mddev *mddev, int nospares)
{
/* Update each superblock (in-memory image), but
* if we are allowed to, skip spares which already
......@@ -2352,7 +2343,7 @@ static void sync_sbs(struct mddev * mddev, int nospares)
}
}
static void md_update_sb(struct mddev * mddev, int force_change)
static void md_update_sb(struct mddev *mddev, int force_change)
{
struct md_rdev *rdev;
int sync_req;
......@@ -2812,7 +2803,6 @@ slot_store(struct md_rdev *rdev, const char *buf, size_t len)
return len;
}
static struct rdev_sysfs_entry rdev_slot =
__ATTR(slot, S_IRUGO|S_IWUSR, slot_show, slot_store);
......@@ -3009,7 +2999,6 @@ rdev_size_store(struct md_rdev *rdev, const char *buf, size_t len)
static struct rdev_sysfs_entry rdev_size =
__ATTR(size, S_IRUGO|S_IWUSR, rdev_size_show, rdev_size_store);
static ssize_t recovery_start_show(struct md_rdev *rdev, char *page)
{
unsigned long long recovery_start = rdev->recovery_offset;
......@@ -3045,7 +3034,6 @@ static ssize_t recovery_start_store(struct md_rdev *rdev, const char *buf, size_
static struct rdev_sysfs_entry rdev_recovery_start =
__ATTR(recovery_start, S_IRUGO|S_IWUSR, recovery_start_show, recovery_start_store);
static ssize_t
badblocks_show(struct badblocks *bb, char *page, int unack);
static ssize_t
......@@ -3066,7 +3054,6 @@ static ssize_t bb_store(struct md_rdev *rdev, const char *page, size_t len)
static struct rdev_sysfs_entry rdev_bad_blocks =
__ATTR(bad_blocks, S_IRUGO|S_IWUSR, bb_show, bb_store);
static ssize_t ubb_show(struct md_rdev *rdev, char *page)
{
return badblocks_show(&rdev->badblocks, page, 1);
......@@ -3263,8 +3250,7 @@ static struct md_rdev *md_import_device(dev_t newdev, int super_format, int supe
* Check a full RAID array for plausibility
*/
static void analyze_sbs(struct mddev * mddev)
static void analyze_sbs(struct mddev *mddev)
{
int i;
struct md_rdev *rdev, *freshest, *tmp;
......@@ -3287,7 +3273,6 @@ static void analyze_sbs(struct mddev * mddev)
kick_rdev_from_array(rdev);
}
super_types[mddev->major_version].
validate_super(mddev, freshest);
......@@ -3363,7 +3348,6 @@ int strict_strtoul_scaled(const char *cp, unsigned long *res, int scale)
return 0;
}
static void md_safemode_timeout(unsigned long data);
static ssize_t
......@@ -3593,7 +3577,6 @@ level_store(struct mddev *mddev, const char *buf, size_t len)
static struct md_sysfs_entry md_level =
__ATTR(level, S_IRUGO|S_IWUSR, level_show, level_store);
static ssize_t
layout_show(struct mddev *mddev, char *page)
{
......@@ -3636,7 +3619,6 @@ layout_store(struct mddev *mddev, const char *buf, size_t len)
static struct md_sysfs_entry md_layout =
__ATTR(layout, S_IRUGO|S_IWUSR, layout_show, layout_store);
static ssize_t
raid_disks_show(struct mddev *mddev, char *page)
{
......@@ -3841,9 +3823,9 @@ array_state_show(struct mddev *mddev, char *page)
return sprintf(page, "%s\n", array_states[st]);
}
static int do_md_stop(struct mddev * mddev, int ro, struct block_device *bdev);
static int md_set_readonly(struct mddev * mddev, struct block_device *bdev);
static int do_md_run(struct mddev * mddev);
static int do_md_stop(struct mddev *mddev, int ro, struct block_device *bdev);
static int md_set_readonly(struct mddev *mddev, struct block_device *bdev);
static int do_md_run(struct mddev *mddev);
static int restart_array(struct mddev *mddev);
static ssize_t
......@@ -3994,7 +3976,6 @@ new_dev_store(struct mddev *mddev, const char *buf, size_t len)
minor != MINOR(dev))
return -EOVERFLOW;
if (mddev->persistent) {
rdev = md_import_device(dev, mddev->major_version,
mddev->minor_version);
......@@ -4090,7 +4071,6 @@ size_store(struct mddev *mddev, const char *buf, size_t len)
static struct md_sysfs_entry md_size =
__ATTR(component_size, S_IRUGO|S_IWUSR, size_show, size_store);
/* Metadata version.
* This is one of
* 'none' for arrays with no metadata (good luck...)
......@@ -4492,7 +4472,6 @@ suspend_lo_store(struct mddev *mddev, const char *buf, size_t len)
static struct md_sysfs_entry md_suspend_lo =
__ATTR(suspend_lo, S_IRUGO|S_IWUSR, suspend_lo_show, suspend_lo_store);
static ssize_t
suspend_hi_show(struct mddev *mddev, char *page)
{
......@@ -4680,7 +4659,6 @@ static struct attribute_group md_redundancy_group = {
.attrs = md_redundancy_attrs,
};
static ssize_t
md_attr_show(struct kobject *kobj, struct attribute *attr, char *page)
{
......@@ -5321,7 +5299,7 @@ static int md_set_readonly(struct mddev *mddev, struct block_device *bdev)
* 0 - completely stop and dis-assemble array
* 2 - stop but do not disassemble array
*/
static int do_md_stop(struct mddev * mddev, int mode,
static int do_md_stop(struct mddev *mddev, int mode,
struct block_device *bdev)
{
struct gendisk *disk = mddev->gendisk;
......@@ -5527,7 +5505,7 @@ static void autorun_devices(int part)
}
#endif /* !MODULE */
static int get_version(void __user * arg)
static int get_version(void __user *arg)
{
mdu_version_t ver;
......@@ -5541,7 +5519,7 @@ static int get_version(void __user * arg)
return 0;
}
static int get_array_info(struct mddev * mddev, void __user * arg)
static int get_array_info(struct mddev *mddev, void __user *arg)
{
mdu_array_info_t info;
int nr,working,insync,failed,spare;
......@@ -5596,7 +5574,7 @@ static int get_array_info(struct mddev * mddev, void __user * arg)
return 0;
}
static int get_bitmap_file(struct mddev * mddev, void __user * arg)
static int get_bitmap_file(struct mddev *mddev, void __user * arg)
{
mdu_bitmap_file_t *file = NULL; /* too big for stack allocation */
char *ptr, *buf = NULL;
......@@ -5634,7 +5612,7 @@ static int get_bitmap_file(struct mddev * mddev, void __user * arg)
return err;
}
static int get_disk_info(struct mddev * mddev, void __user * arg)
static int get_disk_info(struct mddev *mddev, void __user * arg)
{
mdu_disk_info_t info;
struct md_rdev *rdev;
......@@ -5670,7 +5648,7 @@ static int get_disk_info(struct mddev * mddev, void __user * arg)
return 0;
}
static int add_new_disk(struct mddev * mddev, mdu_disk_info_t *info)
static int add_new_disk(struct mddev *mddev, mdu_disk_info_t *info)
{
char b[BDEVNAME_SIZE], b2[BDEVNAME_SIZE];
struct md_rdev *rdev;
......@@ -5838,7 +5816,7 @@ static int add_new_disk(struct mddev * mddev, mdu_disk_info_t *info)
return 0;
}
static int hot_remove_disk(struct mddev * mddev, dev_t dev)
static int hot_remove_disk(struct mddev *mddev, dev_t dev)
{
char b[BDEVNAME_SIZE];
struct md_rdev *rdev;
......@@ -5864,7 +5842,7 @@ static int hot_remove_disk(struct mddev * mddev, dev_t dev)
return -EBUSY;
}
static int hot_add_disk(struct mddev * mddev, dev_t dev)
static int hot_add_disk(struct mddev *mddev, dev_t dev)
{
char b[BDEVNAME_SIZE];
int err;
......@@ -5950,7 +5928,6 @@ static int set_bitmap_file(struct mddev *mddev, int fd)
/* we should be able to change the bitmap.. */
}
if (fd >= 0) {
struct inode *inode;
if (mddev->bitmap)
......@@ -6021,7 +5998,7 @@ static int set_bitmap_file(struct mddev *mddev, int fd)
* The minor and patch _version numbers are also kept incase the
* super_block handler wishes to interpret them.
*/
static int set_array_info(struct mddev * mddev, mdu_array_info_t *info)
static int set_array_info(struct mddev *mddev, mdu_array_info_t *info)
{
if (info->raid_disks == 0) {
......@@ -6178,7 +6155,6 @@ static int update_raid_disks(struct mddev *mddev, int raid_disks)
return rv;
}
/*
* update_array_info is used to change the configuration of an
* on-line array.
......@@ -6743,7 +6719,7 @@ static const struct block_device_operations md_fops =
.revalidate_disk= md_revalidate,
};
static int md_thread(void * arg)
static int md_thread(void *arg)
{
struct md_thread *thread = arg;
......@@ -6880,8 +6856,7 @@ static void status_unused(struct seq_file *seq)
seq_printf(seq, "\n");
}
static void status_resync(struct seq_file *seq, struct mddev * mddev)
static void status_resync(struct seq_file *seq, struct mddev *mddev)
{
sector_t max_sectors, resync, res;
unsigned long dt, db;
......@@ -7205,7 +7180,7 @@ int unregister_md_personality(struct md_personality *p)
static int is_mddev_idle(struct mddev *mddev, int init)
{
struct md_rdev * rdev;
struct md_rdev *rdev;
int idle;
int curr_events;
......@@ -7260,7 +7235,6 @@ void md_done_sync(struct mddev *mddev, int blocks, int ok)
}
}
/* md_write_start(mddev, bi)
* If we need to update some array metadata (e.g. 'active' flag
* in superblock) before writing, schedule a superblock update
......@@ -8637,7 +8611,6 @@ void md_autodetect_dev(dev_t dev)
}
}
static void autostart_arrays(int part)
{
struct md_rdev *rdev;
......
drivers/md/md.h
浏览文件 @ f72ffdd6
......@@ -439,7 +439,6 @@ struct mddev {
void (*sync_super)(struct mddev *mddev, struct md_rdev *rdev);
};
static inline void rdev_dec_pending(struct md_rdev *rdev, struct mddev *mddev)
{
int faulty = test_bit(Faulty, &rdev->flags);
......@@ -493,7 +492,6 @@ struct md_personality
void *(*takeover) (struct mddev *mddev);
};
struct md_sysfs_entry {
struct attribute attr;
ssize_t (*show)(struct mddev *, char *);
......
drivers/md/multipath.c
浏览文件 @ f72ffdd6
......@@ -31,7 +31,6 @@
#define NR_RESERVED_BUFS 32
static int multipath_map (struct mpconf *conf)
{
int i, disks = conf->raid_disks;
......@@ -68,7 +67,6 @@ static void multipath_reschedule_retry (struct multipath_bh *mp_bh)
md_wakeup_thread(mddev->thread);
}
/*
* multipath_end_bh_io() is called when we have finished servicing a multipathed
* operation and are ready to return a success/failure code to the buffer
......@@ -242,7 +240,6 @@ static void print_multipath_conf (struct mpconf *conf)
}
}
static int multipath_add_disk(struct mddev *mddev, struct md_rdev *rdev)
{
struct mpconf *conf = mddev->private;
......@@ -325,8 +322,6 @@ static int multipath_remove_disk(struct mddev *mddev, struct md_rdev *rdev)
return err;
}
/*
* This is a kernel thread which:
*
......@@ -512,7 +507,6 @@ static int multipath_run (struct mddev *mddev)
return -EIO;
}
static int multipath_stop (struct mddev *mddev)
{
struct mpconf *conf = mddev->private;
......
drivers/md/raid0.c
浏览文件 @ f72ffdd6
......@@ -5,7 +5,6 @@
<maz@gloups.fdn.fr>
Copyright (C) 1999, 2000 Ingo Molnar, Red Hat
RAID-0 management functions.
This program is free software; you can redistribute it and/or modify
......
drivers/md/raid1.c
浏览文件 @ f72ffdd6
......@@ -494,7 +494,6 @@ static void raid1_end_write_request(struct bio *bio, int error)
bio_put(to_put);
}
/*
* This routine returns the disk from which the requested read should
* be done. There is a per-array 'next expected sequential IO' sector
......@@ -1001,7 +1000,6 @@ static void unfreeze_array(struct r1conf *conf)
spin_unlock_irq(&conf->resync_lock);
}
/* duplicate the data pages for behind I/O
*/
static void alloc_behind_pages(struct bio *bio, struct r1bio *r1_bio)
......@@ -1471,7 +1469,6 @@ static void status(struct seq_file *seq, struct mddev *mddev)
seq_printf(seq, "]");
}
static void error(struct mddev *mddev, struct md_rdev *rdev)
{
char b[BDEVNAME_SIZE];
......@@ -1606,7 +1603,6 @@ static int raid1_spare_active(struct mddev *mddev)
return count;
}
static int raid1_add_disk(struct mddev *mddev, struct md_rdev *rdev)
{
struct r1conf *conf = mddev->private;
......@@ -1735,7 +1731,6 @@ static int raid1_remove_disk(struct mddev *mddev, struct md_rdev *rdev)
return err;
}
static void end_sync_read(struct bio *bio, int error)
{
struct r1bio *r1_bio = bio->bi_private;
......@@ -2457,7 +2452,6 @@ static void raid1d(struct md_thread *thread)
blk_finish_plug(&plug);
}
static int init_resync(struct r1conf *conf)
{
int buffs;
......
drivers/md/raid1.h
浏览文件 @ f72ffdd6
......@@ -90,7 +90,6 @@ struct r1conf {
*/
int recovery_disabled;
/* poolinfo contains information about the content of the
* mempools - it changes when the array grows or shrinks
*/
......@@ -103,7 +102,6 @@ struct r1conf {
*/
struct page *tmppage;
/* When taking over an array from a different personality, we store
* the new thread here until we fully activate the array.
*/
......
drivers/md/raid10.c
浏览文件 @ f72ffdd6
......@@ -366,7 +366,6 @@ static void raid10_end_read_request(struct bio *bio, int error)
struct md_rdev *rdev;
struct r10conf *conf = r10_bio->mddev->private;
slot = r10_bio->read_slot;
dev = r10_bio->devs[slot].devnum;
rdev = r10_bio->devs[slot].rdev;
......@@ -1559,7 +1558,6 @@ static void make_request(struct mddev *mddev, struct bio *bio)
md_write_start(mddev, bio);
do {
/*
......@@ -1782,7 +1780,6 @@ static int raid10_spare_active(struct mddev *mddev)
return count;
}
static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev)
{
struct r10conf *conf = mddev->private;
......@@ -1929,7 +1926,6 @@ static int raid10_remove_disk(struct mddev *mddev, struct md_rdev *rdev)
return err;
}
static void end_sync_read(struct bio *bio, int error)
{
struct r10bio *r10_bio = bio->bi_private;
......@@ -2295,7 +2291,6 @@ static void recovery_request_write(struct mddev *mddev, struct r10bio *r10_bio)
}
}
/*
* Used by fix_read_error() to decay the per rdev read_errors.
* We halve the read error count for every hour that has elapsed
......@@ -2852,7 +2847,6 @@ static void raid10d(struct md_thread *thread)
blk_finish_plug(&plug);
}
static int init_resync(struct r10conf *conf)
{
int buffs;
......@@ -3776,7 +3770,6 @@ static int run(struct mddev *mddev)
blk_queue_merge_bvec(mddev->queue, raid10_mergeable_bvec);
}
if (md_integrity_register(mddev))
goto out_free_conf;
......@@ -4577,7 +4570,6 @@ static void end_reshape(struct r10conf *conf)
conf->fullsync = 0;
}
static int handle_reshape_read_error(struct mddev *mddev,
struct r10bio *r10_bio)
{
......
drivers/md/raid5.c
浏览文件 @ f72ffdd6
......@@ -463,7 +463,6 @@ static inline void insert_hash(struct r5conf *conf, struct stripe_head *sh)
hlist_add_head(&sh->hash, hp);
}
/* find an idle stripe, make sure it is unhashed, and return it. */
static struct stripe_head *get_free_stripe(struct r5conf *conf, int hash)
{
......@@ -540,7 +539,6 @@ static void init_stripe(struct stripe_head *sh, sector_t sector, int previous)
stripe_set_idx(sector, conf, previous, sh);
sh->state = 0;
for (i = sh->disks; i--; ) {
struct r5dev *dev = &sh->dev[i];
......@@ -1348,7 +1346,6 @@ ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu)
}
}
static void ops_complete_prexor(void *stripe_head_ref)
{
struct stripe_head *sh = stripe_head_ref;
......@@ -2417,7 +2414,6 @@ static sector_t raid5_compute_sector(struct r5conf *conf, sector_t r_sector,
return new_sector;
}
static sector_t compute_blocknr(struct stripe_head *sh, int i, int previous)
{
struct r5conf *conf = sh->raid_conf;
......@@ -2435,7 +2431,6 @@ static sector_t compute_blocknr(struct stripe_head *sh, int i, int previous)
sector_t r_sector;
struct stripe_head sh2;
chunk_offset = sector_div(new_sector, sectors_per_chunk);
stripe = new_sector;
......@@ -2539,7 +2534,6 @@ static sector_t compute_blocknr(struct stripe_head *sh, int i, int previous)
return r_sector;
}
static void
schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s,
int rcw, int expand)
......@@ -3011,7 +3005,6 @@ static void handle_stripe_fill(struct stripe_head *sh,
set_bit(STRIPE_HANDLE, &sh->state);
}
/* handle_stripe_clean_event
* any written block on an uptodate or failed drive can be returned.
* Note that if we 'wrote' to a failed drive, it will be UPTODATE, but
......@@ -3302,7 +3295,6 @@ static void handle_parity_checks5(struct r5conf *conf, struct stripe_head *sh,
}
}
static void handle_parity_checks6(struct r5conf *conf, struct stripe_head *sh,
struct stripe_head_state *s,
int disks)
......@@ -3937,7 +3929,6 @@ static void handle_stripe(struct stripe_head *sh)
}
}
/* Finish reconstruct operations initiated by the expansion process */
if (sh->reconstruct_state == reconstruct_state_result) {
struct stripe_head *sh_src
......@@ -4135,7 +4126,6 @@ static int raid5_mergeable_bvec(struct request_queue *q,
return max;
}
static int in_chunk_boundary(struct mddev *mddev, struct bio *bio)
{
sector_t sector = bio->bi_iter.bi_sector + get_start_sect(bio->bi_bdev);
......@@ -4165,7 +4155,6 @@ static void add_bio_to_retry(struct bio *bi,struct r5conf *conf)
md_wakeup_thread(conf->mddev->thread);
}
static struct bio *remove_bio_from_retry(struct r5conf *conf)
{
struct bio *bi;
......@@ -4189,7 +4178,6 @@ static struct bio *remove_bio_from_retry(struct r5conf *conf)
return bi;
}
/*
* The "raid5_align_endio" should check if the read succeeded and if it
* did, call bio_endio on the original bio (having bio_put the new bio
......@@ -4222,7 +4210,6 @@ static void raid5_align_endio(struct bio *bi, int error)
return;
}
pr_debug("raid5_align_endio : io error...handing IO for a retry\n");
add_bio_to_retry(raid_bi, conf);
......@@ -4247,7 +4234,6 @@ static int bio_fits_rdev(struct bio *bi)
return 1;
}
static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
{
struct r5conf *conf = mddev->private;
......@@ -5444,7 +5430,6 @@ raid5_skip_copy = __ATTR(skip_copy, S_IRUGO | S_IWUSR,
raid5_show_skip_copy,
raid5_store_skip_copy);
static ssize_t
stripe_cache_active_show(struct mddev *mddev, char *page)
{
......@@ -5896,7 +5881,6 @@ static struct r5conf *setup_conf(struct mddev *mddev)
return ERR_PTR(-ENOMEM);
}
static int only_parity(int raid_disk, int algo, int raid_disks, int max_degraded)
{
switch (algo) {
......@@ -6163,7 +6147,6 @@ static int run(struct mddev *mddev)
"reshape");
}
/* Ok, everything is just fine now */
if (mddev->to_remove == &raid5_attrs_group)
mddev->to_remove = NULL;
......@@ -6812,7 +6795,6 @@ static void raid5_quiesce(struct mddev *mddev, int state)
}
}
static void *raid45_takeover_raid0(struct mddev *mddev, int level)
{
struct r0conf *raid0_conf = mddev->private;
......@@ -6839,7 +6821,6 @@ static void *raid45_takeover_raid0(struct mddev *mddev, int level)
return setup_conf(mddev);
}
static void *raid5_takeover_raid1(struct mddev *mddev)
{
int chunksect;
......@@ -6900,7 +6881,6 @@ static void *raid5_takeover_raid6(struct mddev *mddev)
return setup_conf(mddev);
}
static int raid5_check_reshape(struct mddev *mddev)
{
/* For a 2-drive array, the layout and chunk size can be changed
......@@ -7049,7 +7029,6 @@ static void *raid6_takeover(struct mddev *mddev)
return setup_conf(mddev);
}
static struct md_personality raid6_personality =
{
.name = "raid6",
......
drivers/md/raid5.h
浏览文件 @ f72ffdd6
......@@ -364,7 +364,6 @@ enum {
* HANDLE gets cleared if stripe_handle leaves nothing locked.
*/
struct disk_info {
struct md_rdev *rdev, *replacement;
};
......@@ -528,7 +527,6 @@ struct r5conf {
#define ALGORITHM_ROTATING_N_RESTART 9 /* DDF PRL=6 RLQ=2 */
#define ALGORITHM_ROTATING_N_CONTINUE 10 /*DDF PRL=6 RLQ=3 */
/* For every RAID5 algorithm we define a RAID6 algorithm
* with exactly the same layout for data and parity, and
* with the Q block always on the last device (N-1).
......
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