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authorChristoph Hellwig <hch@lst.de>2020-11-24 09:34:24 +0100
committerJens Axboe <axboe@kernel.dk>2020-12-01 22:53:40 +0100
commit29ff57c61094e7bbd921ab10b5a99dce9a0132e0 (patch)
tree76d8351cff0fdd01e9261fd0e4374e464d2899ca /kernel/trace/blktrace.c
parentblock: move disk stat accounting to struct block_device (diff)
downloadlinux-29ff57c61094e7bbd921ab10b5a99dce9a0132e0.tar.xz
linux-29ff57c61094e7bbd921ab10b5a99dce9a0132e0.zip
block: move the start_sect field to struct block_device
Move the start_sect field to struct block_device in preparation of killing struct hd_struct. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'kernel/trace/blktrace.c')
-rw-r--r--kernel/trace/blktrace.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index 7076d588a50d..8a723a91ec5a 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -458,14 +458,9 @@ static struct rchan_callbacks blk_relay_callbacks = {
static void blk_trace_setup_lba(struct blk_trace *bt,
struct block_device *bdev)
{
- struct hd_struct *part = NULL;
-
- if (bdev)
- part = bdev->bd_part;
-
- if (part) {
- bt->start_lba = part->start_sect;
- bt->end_lba = part->start_sect + bdev_nr_sectors(bdev);
+ if (bdev) {
+ bt->start_lba = bdev->bd_start_sect;
+ bt->end_lba = bdev->bd_start_sect + bdev_nr_sectors(bdev);
} else {
bt->start_lba = 0;
bt->end_lba = -1ULL;