xiaomi-sm8450/android_kernel_xiaomi_sm8450
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block: split scsi_request out of struct request

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And require all drivers that want to support BLOCK_PC to allocate it
as the first thing of their private data.  To support this the legacy
IDE and BSG code is switched to set cmd_size on their queues to let
the block layer allocate the additional space.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig
2017-01-27 09:46:29 +01:00
committed by Jens Axboe
parent 8ae94eb65b
commit 82ed4db499
49 changed files with 457 additions and 409 deletions
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2
drivers/ide/ide-eh.c
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@@ -148,7 +148,7 @@ static inline void ide_complete_drive_reset(ide_drive_t *drive, int err)
struct request *rq = drive->hwif->rq;
if (rq && rq->cmd_type == REQ_TYPE_DRV_PRIV &&
rq->cmd[0] == REQ_DRIVE_RESET) {
scsi_req(rq)->cmd[0] == REQ_DRIVE_RESET) {
if (err <= 0 && rq->errors == 0)
rq->errors = -EIO;
ide_complete_rq(drive, err ? err : 0, blk_rq_bytes(rq));