Re: [PATCH] libata-core.c: restore configuration boot messages in ata_dev_configure()

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Borislav Petkov wrote:
Hi Tejun, Jeff,
   is this one like what you had in mind? I left out the ENTER/EXIT printk's
   since they are debug level. By the way, should I convert the dbg message
   levels to the scheme you both proposed now while not everything is converted
   or wait first. However, i'd rather do it now since it is less work than
   later :)?

IMHO, this should be done in the following steps.

* define ATA_MSG_* and ata_msg_* macros which map 1:1 to the current message levels.

* make ata_*_prink()s use ATA_MSG_* instead of KERN_* and embed ata_msg_enable() into ata_*_printk()s. Convert ALL ata_*_printk()s and convertible DEBUG/VDEBUG()s in single sweep - it doesn't have to be a single patch but post them together. These conversions touch a lot of places and other patches have to be regenerated afterward.

* define more ATA_MSG_* and convert.

This restores the default libata configuration messages printed during booting.

Signed-off-by: <petkov@xxxxxxxxxxxxxxxxxxxx>


--- libata-dev/drivers/scsi/libata-core.c.orig2	2006-06-27 09:21:44.000000000 +0200
+++ libata-dev/drivers/scsi/libata-core.c	2006-06-27 09:23:54.000000000 +0200
@@ -1359,11 +1359,10 @@ int ata_dev_configure(struct ata_device __FUNCTION__, ap->id, dev->devno); /* print device capabilities */
-	if (ata_msg_probe(ap))
-		ata_dev_printk(dev, KERN_DEBUG,
-			       "%s: cfg 49:%04x 82:%04x 83:%04x 84:%04x "
+	if (ata_msg_drv(ap))
+		ata_dev_printk(dev, KERN_INFO,
+			       "cfg 49:%04x 82:%04x 83:%04x 84:%04x "
 			       "85:%04x 86:%04x 87:%04x 88:%04x\n",
-			       __FUNCTION__,
 			       id[49], id[82], id[83], id[84],
 			       id[85], id[86], id[87], id[88]);

This is a debug message and shouldn't be printed by default.

@@ -1405,7 +1404,7 @@ int ata_dev_configure(struct ata_device ata_dev_config_ncq(dev, ncq_desc, sizeof(ncq_desc)); /* print device info to dmesg */
-			if (ata_msg_info(ap))
+			if (ata_msg_drv(ap))
 				ata_dev_printk(dev, KERN_INFO, "ATA-%d, "
 					"max %s, %Lu sectors: %s %s\n",
 					ata_id_major_version(id),

This should be printed by default but only when @print_info is non-zero.

@@ -1428,7 +1427,7 @@ int ata_dev_configure(struct ata_device } /* print device info to dmesg */
-			if (ata_msg_info(ap))
+			if (ata_msg_drv(ap))
 				ata_dev_printk(dev, KERN_INFO, "ATA-%d, "
 					"max %s, %Lu sectors: CHS %u/%u/%u\n",
 					ata_id_major_version(id),

Ditto.

@@ -1440,7 +1439,7 @@ int ata_dev_configure(struct ata_device if (dev->id[59] & 0x100) {
 			dev->multi_count = dev->id[59] & 0xff;
-			if (ata_msg_info(ap))
+			if (ata_msg_drv(ap))
 				ata_dev_printk(dev, KERN_INFO,
 					"ata%u: dev %u multi count %u\n",
 					ap->id, dev->devno, dev->multi_count);

Ditto.

@@ -1469,7 +1468,7 @@ int ata_dev_configure(struct ata_device } /* print device info to dmesg */
-		if (ata_msg_info(ap))
+		if (ata_msg_drv(ap))
 			ata_dev_printk(dev, KERN_INFO, "ATAPI, max %s%s\n",
 				       ata_mode_string(xfer_mask),
 				       cdb_intr_string);

Ditto.

@@ -1483,7 +1482,7 @@ int ata_dev_configure(struct ata_device /* limit bridge transfers to udma5, 200 sectors */
 	if (ata_dev_knobble(dev)) {
-		if (ata_msg_info(ap))
+		if (ata_msg_drv(ap))
 			ata_dev_printk(dev, KERN_INFO,
 				       "applying bridge limits\n");
 		dev->udma_mask &= ATA_UDMA5;

Ditto.

And, now we're using ata_msg_drv() which is reserved for driver loading messages for info messages. See how the scheme is broken? :-p

Thanks.

--
tejun
-
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