X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fblock%2Fparide%2Fpf.c;h=e7fe6ca97dd8a4027142a763bcc8cdc4018e52f4;hb=5554b35933245e95710d709175e14c02cbc956a4;hp=5826508f6731772e8260e8edf8809dab6a11ce4a;hpb=2d56d3c43cc97ae48586745556f5a5b564d61582;p=linux-2.6

diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c
index 5826508f67..e7fe6ca97d 100644
--- a/drivers/block/paride/pf.c
+++ b/drivers/block/paride/pf.c
@@ -202,7 +202,7 @@ module_param_array(drive3, int, NULL, 0);
 #define ATAPI_WRITE_10		0x2a
 
 static int pf_open(struct inode *inode, struct file *file);
-static void do_pf_request(request_queue_t * q);
+static void do_pf_request(struct request_queue * q);
 static int pf_ioctl(struct inode *inode, struct file *file,
 		    unsigned int cmd, unsigned long arg);
 static int pf_getgeo(struct block_device *bdev, struct hd_geometry *geo);
@@ -488,13 +488,11 @@ static int pf_atapi(struct pf_unit *pf, char *cmd, int dlen, char *buf, char *fu
 	return r;
 }
 
-#define DBMSG(msg)      ((verbose>1)?(msg):NULL)
-
 static void pf_lock(struct pf_unit *pf, int func)
 {
 	char lo_cmd[12] = { ATAPI_LOCK, pf->lun << 5, 0, 0, func, 0, 0, 0, 0, 0, 0, 0 };
 
-	pf_atapi(pf, lo_cmd, 0, pf_scratch, func ? "unlock" : "lock");
+	pf_atapi(pf, lo_cmd, 0, pf_scratch, func ? "lock" : "unlock");
 }
 
 static void pf_eject(struct pf_unit *pf)
@@ -555,7 +553,7 @@ static void pf_mode_sense(struct pf_unit *pf)
 	    { ATAPI_MODE_SENSE, pf->lun << 5, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0 };
 	char buf[8];
 
-	pf_atapi(pf, ms_cmd, 8, buf, DBMSG("mode sense"));
+	pf_atapi(pf, ms_cmd, 8, buf, "mode sense");
 	pf->media_status = PF_RW;
 	if (buf[3] & 0x80)
 		pf->media_status = PF_RO;
@@ -591,7 +589,7 @@ static void pf_get_capacity(struct pf_unit *pf)
 	char buf[8];
 	int bs;
 
-	if (pf_atapi(pf, rc_cmd, 8, buf, DBMSG("get capacity"))) {
+	if (pf_atapi(pf, rc_cmd, 8, buf, "get capacity")) {
 		pf->media_status = PF_NM;
 		return;
 	}
@@ -760,7 +758,7 @@ static void pf_end_request(int uptodate)
 	}
 }
 
-static void do_pf_request(request_queue_t * q)
+static void do_pf_request(struct request_queue * q)
 {
 	if (pf_busy)
 		return;
@@ -804,13 +802,18 @@ static int pf_next_buf(void)
 	pf_buf += 512;
 	pf_block++;
 	if (!pf_run)
-		return 0;
-	if (!pf_count)
 		return 1;
-	spin_lock_irqsave(&pf_spin_lock, saved_flags);
-	pf_end_request(1);
-	spin_unlock_irqrestore(&pf_spin_lock, saved_flags);
-	return 1;
+	if (!pf_count) {
+		spin_lock_irqsave(&pf_spin_lock, saved_flags);
+		pf_end_request(1);
+		pf_req = elv_next_request(pf_queue);
+		spin_unlock_irqrestore(&pf_spin_lock, saved_flags);
+		if (!pf_req)
+			return 1;
+		pf_count = pf_req->current_nr_sectors;
+		pf_buf = pf_req->buffer;
+	}
+	return 0;
 }
 
 static inline void next_request(int success)