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Use the more descriptive src_ccb and dst_ccb for the two ccbs being merged.

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MFC after: 1 week
This commit is contained in:
Warner Losh 2020-06-20 04:07:23 +00:00
parent 972670e132
commit f66ca1b1eb
2 changed files with 11 additions and 11 deletions
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18
sys/cam/cam_xpt.c
View File

@ -3526,22 +3526,22 @@ xpt_run_devq(struct cam_devq *devq)
}
/*
* This function merges stuff from the slave ccb into the master ccb, while
* keeping important fields in the master ccb constant.
* This function merges stuff from the src ccb into the dst ccb, while keeping
* important fields in the dst ccb constant.
*/
void
xpt_merge_ccb(union ccb *master_ccb, union ccb *slave_ccb)
xpt_merge_ccb(union ccb *dst_ccb, union ccb *src_ccb)
{
/*
* Pull fields that are valid for peripheral drivers to set
* into the master CCB along with the CCB "payload".
* into the dst CCB along with the CCB "payload".
*/
master_ccb->ccb_h.retry_count = slave_ccb->ccb_h.retry_count;
master_ccb->ccb_h.func_code = slave_ccb->ccb_h.func_code;
master_ccb->ccb_h.timeout = slave_ccb->ccb_h.timeout;
master_ccb->ccb_h.flags = slave_ccb->ccb_h.flags;
bcopy(&(&slave_ccb->ccb_h)[1], &(&master_ccb->ccb_h)[1],
dst_ccb->ccb_h.retry_count = src_ccb->ccb_h.retry_count;
dst_ccb->ccb_h.func_code = src_ccb->ccb_h.func_code;
dst_ccb->ccb_h.timeout = src_ccb->ccb_h.timeout;
dst_ccb->ccb_h.flags = src_ccb->ccb_h.flags;
bcopy(&(&src_ccb->ccb_h)[1], &(&dst_ccb->ccb_h)[1],
sizeof(union ccb) - sizeof(struct ccb_hdr));
}

4
sys/cam/cam_xpt.h
View File

@ -86,8 +86,8 @@ void xpt_setup_ccb_flags(struct ccb_hdr *ccb_h,
void xpt_setup_ccb(struct ccb_hdr *ccb_h,
struct cam_path *path,
u_int32_t priority);
void xpt_merge_ccb(union ccb *master_ccb,
union ccb *slave_ccb);
void xpt_merge_ccb(union ccb *dst_ccb,
union ccb *src_ccb);
cam_status xpt_create_path(struct cam_path **new_path_ptr,
struct cam_periph *perph,
path_id_t path_id,