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md: Avoid namespace collision with bitmap API

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bitmap API (include/linux/bitmap.h) has 'bitmap' prefix for its methods.

On the other hand MD bitmap API is special case.
Adding 'md' prefix to it to avoid name space collision.

No functional changes intended.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Shaohua Li <shli@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Andy Shevchenko
2018-08-01 15:20:50 -07:00
committed by Dmitry Torokhov
parent 5cc9cdf631
commit e64e4018d5
9 changed files with 276 additions and 292 deletions
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44
drivers/md/md.c
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@@ -2560,7 +2560,7 @@ repeat:
if (mddev->queue)
blk_add_trace_msg(mddev->queue, "md md_update_sb");
rewrite:
bitmap_update_sb(mddev->bitmap);
md_bitmap_update_sb(mddev->bitmap);
rdev_for_each(rdev, mddev) {
char b[BDEVNAME_SIZE];
@@ -4372,10 +4372,10 @@ bitmap_store(struct mddev *mddev, const char *buf, size_t len)
if (buf == end) break;
}
if (*end && !isspace(*end)) break;
bitmap_dirty_bits(mddev->bitmap, chunk, end_chunk);
md_bitmap_dirty_bits(mddev->bitmap, chunk, end_chunk);
buf = skip_spaces(end);
}
bitmap_unplug(mddev->bitmap); /* flush the bits to disk */
md_bitmap_unplug(mddev->bitmap); /* flush the bits to disk */
out:
mddev_unlock(mddev);
return len;
@@ -5588,7 +5588,7 @@ int md_run(struct mddev *mddev)
(mddev->bitmap_info.file || mddev->bitmap_info.offset)) {
struct bitmap *bitmap;
bitmap = bitmap_create(mddev, -1);
bitmap = md_bitmap_create(mddev, -1);
if (IS_ERR(bitmap)) {
err = PTR_ERR(bitmap);
pr_warn("%s: failed to create bitmap (%d)\n",
@@ -5603,7 +5603,7 @@ int md_run(struct mddev *mddev)
pers->free(mddev, mddev->private);
mddev->private = NULL;
module_put(pers->owner);
bitmap_destroy(mddev);
md_bitmap_destroy(mddev);
goto abort;
}
if (mddev->queue) {
@@ -5688,9 +5688,9 @@ static int do_md_run(struct mddev *mddev)
err = md_run(mddev);
if (err)
goto out;
err = bitmap_load(mddev);
err = md_bitmap_load(mddev);
if (err) {
bitmap_destroy(mddev);
md_bitmap_destroy(mddev);
goto out;
}
@@ -5832,7 +5832,7 @@ static void __md_stop_writes(struct mddev *mddev)
mddev->pers->quiesce(mddev, 1);
mddev->pers->quiesce(mddev, 0);
}
bitmap_flush(mddev);
md_bitmap_flush(mddev);
if (mddev->ro == 0 &&
((!mddev->in_sync && !mddev_is_clustered(mddev)) ||
@@ -5854,7 +5854,7 @@ EXPORT_SYMBOL_GPL(md_stop_writes);
static void mddev_detach(struct mddev *mddev)
{
bitmap_wait_behind_writes(mddev);
md_bitmap_wait_behind_writes(mddev);
if (mddev->pers && mddev->pers->quiesce) {
mddev->pers->quiesce(mddev, 1);
mddev->pers->quiesce(mddev, 0);
@@ -5867,7 +5867,7 @@ static void mddev_detach(struct mddev *mddev)
static void __md_stop(struct mddev *mddev)
{
struct md_personality *pers = mddev->pers;
bitmap_destroy(mddev);
md_bitmap_destroy(mddev);
mddev_detach(mddev);
/* Ensure ->event_work is done */
flush_workqueue(md_misc_wq);
@@ -6681,21 +6681,21 @@ static int set_bitmap_file(struct mddev *mddev, int fd)
if (fd >= 0) {
struct bitmap *bitmap;
bitmap = bitmap_create(mddev, -1);
bitmap = md_bitmap_create(mddev, -1);
mddev_suspend(mddev);
if (!IS_ERR(bitmap)) {
mddev->bitmap = bitmap;
err = bitmap_load(mddev);
err = md_bitmap_load(mddev);
} else
err = PTR_ERR(bitmap);
if (err) {
bitmap_destroy(mddev);
md_bitmap_destroy(mddev);
fd = -1;
}
mddev_resume(mddev);
} else if (fd < 0) {
mddev_suspend(mddev);
bitmap_destroy(mddev);
md_bitmap_destroy(mddev);
mddev_resume(mddev);
}
}
@@ -6981,15 +6981,15 @@ static int update_array_info(struct mddev *mddev, mdu_array_info_t *info)
mddev->bitmap_info.default_offset;
mddev->bitmap_info.space =
mddev->bitmap_info.default_space;
bitmap = bitmap_create(mddev, -1);
bitmap = md_bitmap_create(mddev, -1);
mddev_suspend(mddev);
if (!IS_ERR(bitmap)) {
mddev->bitmap = bitmap;
rv = bitmap_load(mddev);
rv = md_bitmap_load(mddev);
} else
rv = PTR_ERR(bitmap);
if (rv)
bitmap_destroy(mddev);
md_bitmap_destroy(mddev);
mddev_resume(mddev);
} else {
/* remove the bitmap */
@@ -7014,7 +7014,7 @@ static int update_array_info(struct mddev *mddev, mdu_array_info_t *info)
md_cluster_ops->leave(mddev);
}
mddev_suspend(mddev);
bitmap_destroy(mddev);
md_bitmap_destroy(mddev);
mddev_resume(mddev);
mddev->bitmap_info.offset = 0;
}
@@ -7877,7 +7877,7 @@ static int md_seq_show(struct seq_file *seq, void *v)
} else
seq_printf(seq, "\n ");
bitmap_status(seq, mddev->bitmap);
md_bitmap_status(seq, mddev->bitmap);
seq_printf(seq, "\n");
}
@@ -8748,7 +8748,7 @@ void md_check_recovery(struct mddev *mddev)
return;
if (mddev->bitmap)
bitmap_daemon_work(mddev);
md_bitmap_daemon_work(mddev);
if (signal_pending(current)) {
if (mddev->pers->sync_request && !mddev->external) {
@@ -8885,7 +8885,7 @@ void md_check_recovery(struct mddev *mddev)
* which has the bitmap stored on all devices.
* So make sure all bitmap pages get written
*/
bitmap_write_all(mddev->bitmap);
md_bitmap_write_all(mddev->bitmap);
}
INIT_WORK(&mddev->del_work, md_start_sync);
queue_work(md_misc_wq, &mddev->del_work);
@@ -9133,7 +9133,7 @@ static void check_sb_changes(struct mddev *mddev, struct md_rdev *rdev)
if (ret)
pr_info("md-cluster: resize failed\n");
else
bitmap_update_sb(mddev->bitmap);
md_bitmap_update_sb(mddev->bitmap);
}
/* Check for change of roles in the active devices */