sg: rename sg_cmd_done sg_rq_end_io

old sg_rq_end_io() was used to wrap sg_cmd_done during converting sg
to use the block layer (in order to cover the difference
scsi_execute_async and blk_execute_rq_nowait). Now we don't need it so
let's remove it.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 50c07bc..d18f90d 100644 (file)
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -177,7 +177,7 @@ typedef struct sg_device { /* holds the state of each scsi generic device */
 
 static int sg_fasync(int fd, struct file *filp, int mode);
 /* tasklet or soft irq callback */
-static void sg_cmd_done(void *data, char *sense, int result, int resid);
+static void sg_rq_end_io(struct request *rq, int uptodate);
 static int sg_start_req(Sg_request *srp, unsigned char *cmd);
 static void sg_finish_rem_req(Sg_request * srp);
 static int sg_build_indirect(Sg_scatter_hold * schp, Sg_fd * sfp, int buff_size);
@@ -227,11 +227,6 @@ static int sg_allow_access(struct file *filp, unsigned char *cmd)
                                  cmd, filp->f_mode & FMODE_WRITE);
 }
 
-static void sg_rq_end_io(struct request *rq, int uptodate)
-{
-       sg_cmd_done(rq->end_io_data, rq->sense, rq->errors, rq->data_len);
-}
-
 static int
 sg_open(struct inode *inode, struct file *filp)
 {
@@ -1257,16 +1252,19 @@ sg_mmap(struct file *filp, struct vm_area_struct *vma)
        return 0;
 }
 
-/* This function is a "bottom half" handler that is called by the
- * mid level when a command is completed (or has failed). */
-static void
-sg_cmd_done(void *data, char *sense, int result, int resid)
+/*
+ * This function is a "bottom half" handler that is called by the mid
+ * level when a command is completed (or has failed).
+ */
+static void sg_rq_end_io(struct request *rq, int uptodate)
 {
-       Sg_request *srp = data;
+       struct sg_request *srp = rq->end_io_data;
        Sg_device *sdp = NULL;
        Sg_fd *sfp;
        unsigned long iflags;
        unsigned int ms;
+       char *sense;
+       int result, resid;
 
        if (NULL == srp) {
                printk(KERN_ERR "sg_cmd_done: NULL request\n");
@@ -1280,6 +1278,9 @@ sg_cmd_done(void *data, char *sense, int result, int resid)
                return;
        }
 
+       sense = rq->sense;
+       result = rq->errors;
+       resid = rq->data_len;
 
        SCSI_LOG_TIMEOUT(4, printk("sg_cmd_done: %s, pack_id=%d, res=0x%x\n",
                sdp->disk->disk_name, srp->header.pack_id, result));