linux-kernel - [PATCH 2/2] ide-scsi: use print_hex

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Date:	Mon, 26 Nov 2007 15:16:13 +0800
From:	Denis Cheng <crquan@...il.com>
To:	unlisted-recipients:; (no To-header on input)
Cc:	linux-ide@...r.kernel.org, linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Randy Dunlap <randy.dunlap@...cle.com>
Subject: [PATCH 2/2] ide-scsi: use print_hex_dump from <linux/kernel.h>

these utilities implemented in lib/hexdump.c are more handy, please use this.

Cc: Randy Dunlap <randy.dunlap@...cle.com>
Signed-off-by: Denis Cheng <crquan@...il.com>
---
there are still much other private hexdump implementations in the source,
which reinvent the wheel, we can find them through:

  $ grep -RsIn hexdump <kernel-src>
  ...

 drivers/scsi/ide-scsi.c |   18 ++++--------------
 1 files changed, 4 insertions(+), 14 deletions(-)

diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c
index 8d0244c..8f3fc1d 100644
--- a/drivers/scsi/ide-scsi.c
+++ b/drivers/scsi/ide-scsi.c
@@ -242,16 +242,6 @@ static void idescsi_output_buffers (ide_drive_t *drive, idescsi_pc_t *pc, unsign
 	}
 }
 
-static void hexdump(u8 *x, int len)
-{
-	int i;
-
-	printk("[ ");
-	for (i = 0; i < len; i++)
-		printk("%x ", x[i]);
-	printk("]\n");
-}
-
 static int idescsi_check_condition(ide_drive_t *drive, struct request *failed_command)
 {
 	idescsi_scsi_t *scsi = drive_to_idescsi(drive);
@@ -282,7 +272,7 @@ static int idescsi_check_condition(ide_drive_t *drive, struct request *failed_co
 	pc->scsi_cmd = ((idescsi_pc_t *) failed_command->special)->scsi_cmd;
 	if (test_bit(IDESCSI_LOG_CMD, &scsi->log)) {
 		printk ("ide-scsi: %s: queue cmd = ", drive->name);
-		hexdump(pc->c, 6);
+		print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, 16, 1, pc->c, 6, 1);
 	}
 	rq->rq_disk = scsi->disk;
 	return ide_do_drive_cmd(drive, rq, ide_preempt);
@@ -337,7 +327,7 @@ static int idescsi_end_request (ide_drive_t *drive, int uptodate, int nrsecs)
 		idescsi_pc_t *opc = (idescsi_pc_t *) rq->buffer;
 		if (log) {
 			printk ("ide-scsi: %s: wrap up check %lu, rst = ", drive->name, opc->scsi_cmd->serial_number);
-			hexdump(pc->buffer,16);
+			print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, 16, 1, pc->buffer, 16, 1);
 		}
 		memcpy((void *) opc->scsi_cmd->sense_buffer, pc->buffer, SCSI_SENSE_BUFFERSIZE);
 		kfree(pc->buffer);
@@ -816,10 +806,10 @@ static int idescsi_queue (struct scsi_cmnd *cmd,
 
 	if (test_bit(IDESCSI_LOG_CMD, &scsi->log)) {
 		printk ("ide-scsi: %s: que %lu, cmd = ", drive->name, cmd->serial_number);
-		hexdump(cmd->cmnd, cmd->cmd_len);
+		print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, 16, 1, cmd->cmnd, cmd->cmd_len, 1);
 		if (memcmp(pc->c, cmd->cmnd, cmd->cmd_len)) {
 			printk ("ide-scsi: %s: que %lu, tsl = ", drive->name, cmd->serial_number);
-			hexdump(pc->c, 12);
+			print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, 16, 1, pc->c, 12, 1);
 		}
 	}
 
-- 
1.5.3.5

-
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