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bio: get real physical and logical sector sizes

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Thomas Schoebel-Theuer 2019-02-06 09:55:05 +01:00 committed by Thomas Schoebel-Theuer
parent a1dc791412
commit ee580d6aa8
1 changed files with 6 additions and 0 deletions
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6
kernel/mars_bio.c
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@ -279,6 +279,7 @@ static int bio_get_info(struct bio_output *output, struct mars_info *info)
{
struct bio_brick *brick = output->brick;
struct inode *inode;
struct request_queue *q;
int status = 0;
if (unlikely(!brick->mf ||
@ -291,6 +292,11 @@ static int bio_get_info(struct bio_output *output, struct mars_info *info)
info->tf_align = 512;
info->tf_min_size = 512;
q = bdev_get_queue(inode->i_bdev);
if (q) {
info->tf_align = queue_physical_block_size(q);
info->tf_min_size = queue_logical_block_size(q);
}
brick->total_size = i_size_read(inode);
info->current_size = brick->total_size;
MARS_DBG("determined device size = %lld\n", info->current_size);