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bdi: Export bdi_alloc_node() and bdi_put()

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MTD will want to call bdi_alloc_node() and bdi_put() directly. Export
these functions.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Jan Kara 2017-04-12 12:24:27 +02:00 committed by Jens Axboe
parent 5af110b2fb
commit 62bf42adc4
1 changed files with 2 additions and 0 deletions
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2
mm/backing-dev.c
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@ -855,6 +855,7 @@ struct backing_dev_info *bdi_alloc_node(gfp_t gfp_mask, int node_id)
} }
return bdi; return bdi;
} }
EXPORT_SYMBOL(bdi_alloc_node);
int bdi_register_va(struct backing_dev_info *bdi, struct device *parent, int bdi_register_va(struct backing_dev_info *bdi, struct device *parent,
const char *fmt, va_list args) const char *fmt, va_list args)
@ -971,6 +972,7 @@ void bdi_put(struct backing_dev_info *bdi)
{ {
kref_put(&bdi->refcnt, release_bdi); kref_put(&bdi->refcnt, release_bdi);
} }
EXPORT_SYMBOL(bdi_put);
void bdi_destroy(struct backing_dev_info *bdi) void bdi_destroy(struct backing_dev_info *bdi)
{ {