diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-05-29 16:42:59 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-05-29 08:59:21 -0600 |
| commit | 5afb78356cead66db2203061fed6fc8957527ed4 (patch) | |
| tree | 3ca5cb4673b79152404cedfd5341ca25669cb77b /fs/block_dev.c | |
| parent | 4163a0398434a9b705399ae2c48fb4fb14008434 (diff) | |
| download | linux-5afb78356cead66db2203061fed6fc8957527ed4.tar.bz2 | |
block: don't print a message when the device went away
The information about a size change in this case just creates confusion.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/block_dev.c')
| -rw-r--r-- | fs/block_dev.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index 771ddfa29dc9..81c57c14fae8 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1322,21 +1322,25 @@ static void flush_disk(struct block_device *bdev, bool kill_dirty) * check_disk_size_change - checks for disk size change and adjusts bdev size. * @disk: struct gendisk to check * @bdev: struct bdev to adjust. + * @verbose: if %true log a message about a size change if there is any * * This routine checks to see if the bdev size does not match the disk size * and adjusts it if it differs. When shrinking the bdev size, its all caches * are freed. */ -void check_disk_size_change(struct gendisk *disk, struct block_device *bdev) +void check_disk_size_change(struct gendisk *disk, struct block_device *bdev, + bool verbose) { loff_t disk_size, bdev_size; disk_size = (loff_t)get_capacity(disk) << 9; bdev_size = i_size_read(bdev->bd_inode); if (disk_size != bdev_size) { - printk(KERN_INFO - "%s: detected capacity change from %lld to %lld\n", - disk->disk_name, bdev_size, disk_size); + if (verbose) { + printk(KERN_INFO + "%s: detected capacity change from %lld to %lld\n", + disk->disk_name, bdev_size, disk_size); + } i_size_write(bdev->bd_inode, disk_size); if (bdev_size > disk_size) flush_disk(bdev, false); @@ -1363,7 +1367,7 @@ int revalidate_disk(struct gendisk *disk) return ret; mutex_lock(&bdev->bd_mutex); - check_disk_size_change(disk, bdev); + check_disk_size_change(disk, bdev, ret == 0); bdev->bd_invalidated = 0; mutex_unlock(&bdev->bd_mutex); bdput(bdev); |