Message ID | 20201116030459.13963-4-bvanassche@acm.org (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
Series | Rework runtime suspend and SCSI domain validation | expand |
On Sun, Nov 15, 2020 at 07:04:53PM -0800, Bart Van Assche wrote: > This patch does not change any functionality but makes a later patch easier > to read. Looks good: Reviewed-by: Christoph Hellwig <hch@lst.de>
On 2020-11-16 11:04, Bart Van Assche wrote: > This patch does not change any functionality but makes a later patch > easier > to read. > > Cc: Martin K. Petersen <martin.petersen@oracle.com> > Reviewed-by: Alan Stern <stern@rowland.harvard.edu> > Cc: Can Guo <cang@codeaurora.org> > Cc: Stanley Chu <stanley.chu@mediatek.com> > Cc: Ming Lei <ming.lei@redhat.com> > Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com> > Signed-off-by: Bart Van Assche <bvanassche@acm.org> Reviewed-by: Can Guo <cang@codeaurora.org> > --- > drivers/scsi/scsi_lib.c | 12 +++++------- > include/scsi/scsi_device.h | 8 ++++---- > 2 files changed, 9 insertions(+), 11 deletions(-) > > diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c > index 855e48c7514f..e4f9ed355be6 100644 > --- a/drivers/scsi/scsi_lib.c > +++ b/drivers/scsi/scsi_lib.c > @@ -221,7 +221,7 @@ void scsi_queue_insert(struct scsi_cmnd *cmd, int > reason) > > /** > * __scsi_execute - insert request and wait for the result > - * @sdev: scsi device > + * @q: queue to insert the request into > * @cmd: scsi command > * @data_direction: data direction > * @buffer: data buffer > @@ -237,7 +237,7 @@ void scsi_queue_insert(struct scsi_cmnd *cmd, int > reason) > * Returns the scsi_cmnd result field if a command was executed, or a > negative > * Linux error code if we didn't get that far. > */ > -int __scsi_execute(struct scsi_device *sdev, const unsigned char *cmd, > +int __scsi_execute(struct request_queue *q, const unsigned char *cmd, > int data_direction, void *buffer, unsigned bufflen, > unsigned char *sense, struct scsi_sense_hdr *sshdr, > int timeout, int retries, u64 flags, req_flags_t rq_flags, > @@ -247,15 +247,13 @@ int __scsi_execute(struct scsi_device *sdev, > const unsigned char *cmd, > struct scsi_request *rq; > int ret = DRIVER_ERROR << 24; > > - req = blk_get_request(sdev->request_queue, > - data_direction == DMA_TO_DEVICE ? > + req = blk_get_request(q, data_direction == DMA_TO_DEVICE ? > REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, BLK_MQ_REQ_PREEMPT); > if (IS_ERR(req)) > return ret; > rq = scsi_req(req); > > - if (bufflen && blk_rq_map_kern(sdev->request_queue, req, > - buffer, bufflen, GFP_NOIO)) > + if (bufflen && blk_rq_map_kern(q, req, buffer, bufflen, GFP_NOIO)) > goto out; > > rq->cmd_len = COMMAND_SIZE(cmd[0]); > @@ -268,7 +266,7 @@ int __scsi_execute(struct scsi_device *sdev, const > unsigned char *cmd, > /* > * head injection *required* here otherwise quiesce won't work > */ > - blk_execute_rq(req->q, NULL, req, 1); > + blk_execute_rq(q, NULL, req, 1); > > /* > * Some devices (USB mass-storage in particular) may transfer > diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h > index 1a5c9a3df6d6..f47fdf9cf788 100644 > --- a/include/scsi/scsi_device.h > +++ b/include/scsi/scsi_device.h > @@ -438,7 +438,7 @@ extern const char *scsi_device_state_name(enum > scsi_device_state); > extern int scsi_is_sdev_device(const struct device *); > extern int scsi_is_target_device(const struct device *); > extern void scsi_sanitize_inquiry_string(unsigned char *s, int len); > -extern int __scsi_execute(struct scsi_device *sdev, const unsigned > char *cmd, > +extern int __scsi_execute(struct request_queue *q, const unsigned char > *cmd, > int data_direction, void *buffer, unsigned bufflen, > unsigned char *sense, struct scsi_sense_hdr *sshdr, > int timeout, int retries, u64 flags, > @@ -449,9 +449,9 @@ extern int __scsi_execute(struct scsi_device > *sdev, const unsigned char *cmd, > ({ \ > BUILD_BUG_ON((sense) != NULL && \ > sizeof(sense) != SCSI_SENSE_BUFFERSIZE); \ > - __scsi_execute(sdev, cmd, data_direction, buffer, bufflen, \ > - sense, sshdr, timeout, retries, flags, rq_flags, \ > - resid); \ > + __scsi_execute(sdev->request_queue, cmd, data_direction, \ > + buffer, bufflen, sense, sshdr, timeout, retries, \ > + flags, rq_flags, resid); \ > }) > static inline int scsi_execute_req(struct scsi_device *sdev, > const unsigned char *cmd, int data_direction, void *buffer,
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 855e48c7514f..e4f9ed355be6 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -221,7 +221,7 @@ void scsi_queue_insert(struct scsi_cmnd *cmd, int reason) /** * __scsi_execute - insert request and wait for the result - * @sdev: scsi device + * @q: queue to insert the request into * @cmd: scsi command * @data_direction: data direction * @buffer: data buffer @@ -237,7 +237,7 @@ void scsi_queue_insert(struct scsi_cmnd *cmd, int reason) * Returns the scsi_cmnd result field if a command was executed, or a negative * Linux error code if we didn't get that far. */ -int __scsi_execute(struct scsi_device *sdev, const unsigned char *cmd, +int __scsi_execute(struct request_queue *q, const unsigned char *cmd, int data_direction, void *buffer, unsigned bufflen, unsigned char *sense, struct scsi_sense_hdr *sshdr, int timeout, int retries, u64 flags, req_flags_t rq_flags, @@ -247,15 +247,13 @@ int __scsi_execute(struct scsi_device *sdev, const unsigned char *cmd, struct scsi_request *rq; int ret = DRIVER_ERROR << 24; - req = blk_get_request(sdev->request_queue, - data_direction == DMA_TO_DEVICE ? + req = blk_get_request(q, data_direction == DMA_TO_DEVICE ? REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, BLK_MQ_REQ_PREEMPT); if (IS_ERR(req)) return ret; rq = scsi_req(req); - if (bufflen && blk_rq_map_kern(sdev->request_queue, req, - buffer, bufflen, GFP_NOIO)) + if (bufflen && blk_rq_map_kern(q, req, buffer, bufflen, GFP_NOIO)) goto out; rq->cmd_len = COMMAND_SIZE(cmd[0]); @@ -268,7 +266,7 @@ int __scsi_execute(struct scsi_device *sdev, const unsigned char *cmd, /* * head injection *required* here otherwise quiesce won't work */ - blk_execute_rq(req->q, NULL, req, 1); + blk_execute_rq(q, NULL, req, 1); /* * Some devices (USB mass-storage in particular) may transfer diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index 1a5c9a3df6d6..f47fdf9cf788 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -438,7 +438,7 @@ extern const char *scsi_device_state_name(enum scsi_device_state); extern int scsi_is_sdev_device(const struct device *); extern int scsi_is_target_device(const struct device *); extern void scsi_sanitize_inquiry_string(unsigned char *s, int len); -extern int __scsi_execute(struct scsi_device *sdev, const unsigned char *cmd, +extern int __scsi_execute(struct request_queue *q, const unsigned char *cmd, int data_direction, void *buffer, unsigned bufflen, unsigned char *sense, struct scsi_sense_hdr *sshdr, int timeout, int retries, u64 flags, @@ -449,9 +449,9 @@ extern int __scsi_execute(struct scsi_device *sdev, const unsigned char *cmd, ({ \ BUILD_BUG_ON((sense) != NULL && \ sizeof(sense) != SCSI_SENSE_BUFFERSIZE); \ - __scsi_execute(sdev, cmd, data_direction, buffer, bufflen, \ - sense, sshdr, timeout, retries, flags, rq_flags, \ - resid); \ + __scsi_execute(sdev->request_queue, cmd, data_direction, \ + buffer, bufflen, sense, sshdr, timeout, retries, \ + flags, rq_flags, resid); \ }) static inline int scsi_execute_req(struct scsi_device *sdev, const unsigned char *cmd, int data_direction, void *buffer,