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md/md-bitmap: merge md_bitmap_flush() into bitmap_operations

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So that the implementation won't be exposed, and it'll be possible
to invent a new bitmap by replacing bitmap_operations.

Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Link: https://lore.kernel.org/r/20240826074452.1490072-17-yukuai1@huaweicloud.com
Signed-off-by: Song Liu <song@kernel.org>
This commit is contained in:
Yu Kuai 2024-08-26 15:44:26 +08:00 committed by Song Liu
parent a2bd703192
commit ca925302e8
3 changed files with 5 additions and 6 deletions
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6
drivers/md/md-bitmap.c
View File

@ -1773,10 +1773,7 @@ void md_bitmap_dirty_bits(struct bitmap *bitmap, unsigned long s, unsigned long
}
}
/*
* flush out any pending updates
*/
void md_bitmap_flush(struct mddev *mddev)
static void bitmap_flush(struct mddev *mddev)
{
struct bitmap *bitmap = mddev->bitmap;
long sleep;
@ -2725,6 +2722,7 @@ static struct bitmap_operations bitmap_ops = {
.create = bitmap_create,
.load = bitmap_load,
.destroy = bitmap_destroy,
.flush = bitmap_flush,
};
void mddev_set_bitmap_ops(struct mddev *mddev)

2
drivers/md/md-bitmap.h
View File

@ -250,13 +250,13 @@ struct bitmap_operations {
int (*create)(struct mddev *mddev, int slot);
int (*load)(struct mddev *mddev);
void (*destroy)(struct mddev *mddev);
void (*flush)(struct mddev *mddev);
};
/* the bitmap API */
void mddev_set_bitmap_ops(struct mddev *mddev);
/* these are used only by md/bitmap */
void md_bitmap_flush(struct mddev *mddev);
void md_bitmap_print_sb(struct bitmap *bitmap);
void md_bitmap_update_sb(struct bitmap *bitmap);

3
drivers/md/md.c
View File

@ -6463,7 +6463,8 @@ static void __md_stop_writes(struct mddev *mddev)
mddev->pers->quiesce(mddev, 1);
mddev->pers->quiesce(mddev, 0);
}
md_bitmap_flush(mddev);
mddev->bitmap_ops->flush(mddev);
if (md_is_rdwr(mddev) &&
((!mddev->in_sync && !mddev_is_clustered(mddev)) ||