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block: mark invalidate_partition static

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invalidate_partition is only used in genhd.c, so mark it static.  Also
drop the return value given that is is always ignored.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2020-04-14 09:29:01 +02:00 committed by Jens Axboe
parent d5f3178ec9
commit 02d33b6771
2 changed files with 13 additions and 15 deletions
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27
block/genhd.c
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@ -878,6 +878,19 @@ void device_add_disk_no_queue_reg(struct device *parent, struct gendisk *disk)
}
EXPORT_SYMBOL(device_add_disk_no_queue_reg);
static void invalidate_partition(struct gendisk *disk, int partno)
{
struct block_device *bdev;
bdev = bdget_disk(disk, partno);
if (!bdev)
return;
fsync_bdev(bdev);
__invalidate_device(bdev, true);
bdput(bdev);
}
void del_gendisk(struct gendisk *disk)
{
struct disk_part_iter piter;
@ -1806,20 +1819,6 @@ int bdev_read_only(struct block_device *bdev)
EXPORT_SYMBOL(bdev_read_only);
int invalidate_partition(struct gendisk *disk, int partno)
{
int res = 0;
struct block_device *bdev = bdget_disk(disk, partno);
if (bdev) {
fsync_bdev(bdev);
res = __invalidate_device(bdev, true);
bdput(bdev);
}
return res;
}
EXPORT_SYMBOL(invalidate_partition);
/*
* Disk events - monitor disk events like media change and eject request.
*/

1
include/linux/fs.h
View File

@ -2723,7 +2723,6 @@ extern bool is_bad_inode(struct inode *);
extern int revalidate_disk(struct gendisk *);
extern int check_disk_change(struct block_device *);
extern int __invalidate_device(struct block_device *, bool);
extern int invalidate_partition(struct gendisk *, int);
#endif
unsigned long invalidate_mapping_pages(struct address_space *mapping,
pgoff_t start, pgoff_t end);