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md: remove mddev_to_conf "helper" macro

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Having a macro just to cast a void* isn't really helpful.
I would must rather see that we are simply de-referencing ->private,
than have to know what the macro does.

So open code the macro everywhere and remove the pointless cast.

Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
NeilBrown
2009-06-16 16:54:21 +10:00
parent a6b3deafe0
commit 070ec55d07
12 changed files with 79 additions and 103 deletions
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42
drivers/md/raid10.c
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@ -188,7 +188,7 @@ static void put_all_bios(conf_t *conf, r10bio_t *r10_bio)
static void free_r10bio(r10bio_t *r10_bio)
{
conf_t *conf = mddev_to_conf(r10_bio->mddev);
conf_t *conf = r10_bio->mddev->private;
/*
* Wake up any possible resync thread that waits for the device
@ -202,7 +202,7 @@ static void free_r10bio(r10bio_t *r10_bio)
static void put_buf(r10bio_t *r10_bio)
{
conf_t *conf = mddev_to_conf(r10_bio->mddev);
conf_t *conf = r10_bio->mddev->private;
mempool_free(r10_bio, conf->r10buf_pool);
@ -213,7 +213,7 @@ static void reschedule_retry(r10bio_t *r10_bio)
{
unsigned long flags;
mddev_t *mddev = r10_bio->mddev;
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
spin_lock_irqsave(&conf->device_lock, flags);
list_add(&r10_bio->retry_list, &conf->retry_list);
@ -245,7 +245,7 @@ static void raid_end_bio_io(r10bio_t *r10_bio)
*/
static inline void update_head_pos(int slot, r10bio_t *r10_bio)
{
conf_t *conf = mddev_to_conf(r10_bio->mddev);
conf_t *conf = r10_bio->mddev->private;
conf->mirrors[r10_bio->devs[slot].devnum].head_position =
r10_bio->devs[slot].addr + (r10_bio->sectors);
@ -256,7 +256,7 @@ static void raid10_end_read_request(struct bio *bio, int error)
int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags);
r10bio_t * r10_bio = (r10bio_t *)(bio->bi_private);
int slot, dev;
conf_t *conf = mddev_to_conf(r10_bio->mddev);
conf_t *conf = r10_bio->mddev->private;
slot = r10_bio->read_slot;
@ -297,7 +297,7 @@ static void raid10_end_write_request(struct bio *bio, int error)
int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags);
r10bio_t * r10_bio = (r10bio_t *)(bio->bi_private);
int slot, dev;
conf_t *conf = mddev_to_conf(r10_bio->mddev);
conf_t *conf = r10_bio->mddev->private;
for (slot = 0; slot < conf->copies; slot++)
if (r10_bio->devs[slot].bio == bio)
@ -596,7 +596,7 @@ rb_out:
static void unplug_slaves(mddev_t *mddev)
{
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
int i;
rcu_read_lock();
@ -628,7 +628,7 @@ static void raid10_unplug(struct request_queue *q)
static int raid10_congested(void *data, int bits)
{
mddev_t *mddev = data;
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
int i, ret = 0;
rcu_read_lock();
@ -788,7 +788,7 @@ static void unfreeze_array(conf_t *conf)
static int make_request(struct request_queue *q, struct bio * bio)
{
mddev_t *mddev = q->queuedata;
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
mirror_info_t *mirror;
r10bio_t *r10_bio;
struct bio *read_bio;
@ -981,7 +981,7 @@ static int make_request(struct request_queue *q, struct bio * bio)
static void status(struct seq_file *seq, mddev_t *mddev)
{
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
int i;
if (conf->near_copies < conf->raid_disks)
@ -1006,7 +1006,7 @@ static void status(struct seq_file *seq, mddev_t *mddev)
static void error(mddev_t *mddev, mdk_rdev_t *rdev)
{
char b[BDEVNAME_SIZE];
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
/*
* If it is not operational, then we have already marked it as dead
@ -1215,7 +1215,7 @@ abort:
static void end_sync_read(struct bio *bio, int error)
{
r10bio_t * r10_bio = (r10bio_t *)(bio->bi_private);
conf_t *conf = mddev_to_conf(r10_bio->mddev);
conf_t *conf = r10_bio->mddev->private;
int i,d;
for (i=0; i<conf->copies; i++)
@ -1253,7 +1253,7 @@ static void end_sync_write(struct bio *bio, int error)
int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags);
r10bio_t * r10_bio = (r10bio_t *)(bio->bi_private);
mddev_t *mddev = r10_bio->mddev;
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
int i,d;
for (i = 0; i < conf->copies; i++)
@ -1300,7 +1300,7 @@ static void end_sync_write(struct bio *bio, int error)
*/
static void sync_request_write(mddev_t *mddev, r10bio_t *r10_bio)
{
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
int i, first;
struct bio *tbio, *fbio;
@ -1400,7 +1400,7 @@ done:
static void recovery_request_write(mddev_t *mddev, r10bio_t *r10_bio)
{
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
int i, d;
struct bio *bio, *wbio;
@ -1549,7 +1549,7 @@ static void raid10d(mddev_t *mddev)
r10bio_t *r10_bio;
struct bio *bio;
unsigned long flags;
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
struct list_head *head = &conf->retry_list;
int unplug=0;
mdk_rdev_t *rdev;
@ -1572,7 +1572,7 @@ static void raid10d(mddev_t *mddev)
spin_unlock_irqrestore(&conf->device_lock, flags);
mddev = r10_bio->mddev;
conf = mddev_to_conf(mddev);
conf = mddev->private;
if (test_bit(R10BIO_IsSync, &r10_bio->state)) {
sync_request_write(mddev, r10_bio);
unplug = 1;
@ -1680,7 +1680,7 @@ static int init_resync(conf_t *conf)
static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, int go_faster)
{
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
r10bio_t *r10_bio;
struct bio *biolist = NULL, *bio;
sector_t max_sector, nr_sectors;
@ -2026,7 +2026,7 @@ static sector_t
raid10_size(mddev_t *mddev, sector_t sectors, int raid_disks)
{
sector_t size;
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
if (!raid_disks)
raid_disks = mddev->raid_disks;
@ -2227,7 +2227,7 @@ out:
static int stop(mddev_t *mddev)
{
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
raise_barrier(conf, 0);
lower_barrier(conf);
@ -2245,7 +2245,7 @@ static int stop(mddev_t *mddev)
static void raid10_quiesce(mddev_t *mddev, int state)
{
conf_t *conf = mddev_to_conf(mddev);
conf_t *conf = mddev->private;
switch(state) {
case 1: