From d38ae168bfde9195466b9d45cb1126a657c10942 Mon Sep 17 00:00:00 2001 From: "Mike Miller (OS Dev)" Date: Tue, 8 May 2007 00:29:29 -0700 Subject: [PATCH] cciss: reformat error handling Reformat some error handling code to reduce line lengths a bit. Signed-off-by: Stephen M. Cameron Signed-off-by: Mike Miller Cc: James Bottomley Cc: Jens Axboe Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/block/cciss.c | 174 +++++++++++++++++++++--------------------- 1 file changed, 89 insertions(+), 85 deletions(-) diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 65a725cd3422..b00be1427c3f 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -2349,95 +2349,99 @@ static inline void complete_command(ctlr_info_t *h, CommandList_struct *cmd, if (timeout) status = 0; - if (cmd->err_info->CommandStatus != 0) { /* an error has occurred */ - switch (cmd->err_info->CommandStatus) { - unsigned char sense_key; - case CMD_TARGET_STATUS: - status = 0; + if (cmd->err_info->CommandStatus == 0) /* no error has occurred */ + goto after_error_processing; - if (cmd->err_info->ScsiStatus == 0x02) { - printk(KERN_WARNING "cciss: cmd %p " - "has CHECK CONDITION " - " byte 2 = 0x%x\n", cmd, - cmd->err_info->SenseInfo[2] - ); - /* check the sense key */ - sense_key = 0xf & cmd->err_info->SenseInfo[2]; - /* no status or recovered error */ - if ((sense_key == 0x0) || (sense_key == 0x1)) { - status = 1; - } - } else { - printk(KERN_WARNING "cciss: cmd %p " - "has SCSI Status 0x%x\n", - cmd, cmd->err_info->ScsiStatus); + switch (cmd->err_info->CommandStatus) { + unsigned char sense_key; + case CMD_TARGET_STATUS: + status = 0; + + if (cmd->err_info->ScsiStatus == 0x02) { + printk(KERN_WARNING "cciss: cmd %p " + "has CHECK CONDITION " + " byte 2 = 0x%x\n", cmd, + cmd->err_info->SenseInfo[2] + ); + /* check the sense key */ + sense_key = 0xf & cmd->err_info->SenseInfo[2]; + /* no status or recovered error */ + if ((sense_key == 0x0) || (sense_key == 0x1)) { + status = 1; } - break; - case CMD_DATA_UNDERRUN: - printk(KERN_WARNING "cciss: cmd %p has" - " completed with data underrun " - "reported\n", cmd); - break; - case CMD_DATA_OVERRUN: - printk(KERN_WARNING "cciss: cmd %p has" - " completed with data overrun " - "reported\n", cmd); - break; - case CMD_INVALID: - printk(KERN_WARNING "cciss: cmd %p is " - "reported invalid\n", cmd); - status = 0; - break; - case CMD_PROTOCOL_ERR: - printk(KERN_WARNING "cciss: cmd %p has " - "protocol error \n", cmd); - status = 0; - break; - case CMD_HARDWARE_ERR: - printk(KERN_WARNING "cciss: cmd %p had " - " hardware error\n", cmd); - status = 0; - break; - case CMD_CONNECTION_LOST: - printk(KERN_WARNING "cciss: cmd %p had " - "connection lost\n", cmd); - status = 0; - break; - case CMD_ABORTED: - printk(KERN_WARNING "cciss: cmd %p was " - "aborted\n", cmd); - status = 0; - break; - case CMD_ABORT_FAILED: - printk(KERN_WARNING "cciss: cmd %p reports " - "abort failed\n", cmd); - status = 0; - break; - case CMD_UNSOLICITED_ABORT: - printk(KERN_WARNING "cciss%d: unsolicited " - "abort %p\n", h->ctlr, cmd); - if (cmd->retry_count < MAX_CMD_RETRIES) { - retry_cmd = 1; - printk(KERN_WARNING - "cciss%d: retrying %p\n", h->ctlr, cmd); - cmd->retry_count++; - } else - printk(KERN_WARNING - "cciss%d: %p retried too " - "many times\n", h->ctlr, cmd); - status = 0; - break; - case CMD_TIMEOUT: - printk(KERN_WARNING "cciss: cmd %p timedout\n", cmd); - status = 0; - break; - default: - printk(KERN_WARNING "cciss: cmd %p returned " - "unknown status %x\n", cmd, - cmd->err_info->CommandStatus); - status = 0; + } else { + printk(KERN_WARNING "cciss: cmd %p " + "has SCSI Status 0x%x\n", + cmd, cmd->err_info->ScsiStatus); } + break; + case CMD_DATA_UNDERRUN: + printk(KERN_WARNING "cciss: cmd %p has" + " completed with data underrun " + "reported\n", cmd); + break; + case CMD_DATA_OVERRUN: + printk(KERN_WARNING "cciss: cmd %p has" + " completed with data overrun " + "reported\n", cmd); + break; + case CMD_INVALID: + printk(KERN_WARNING "cciss: cmd %p is " + "reported invalid\n", cmd); + status = 0; + break; + case CMD_PROTOCOL_ERR: + printk(KERN_WARNING "cciss: cmd %p has " + "protocol error \n", cmd); + status = 0; + break; + case CMD_HARDWARE_ERR: + printk(KERN_WARNING "cciss: cmd %p had " + " hardware error\n", cmd); + status = 0; + break; + case CMD_CONNECTION_LOST: + printk(KERN_WARNING "cciss: cmd %p had " + "connection lost\n", cmd); + status = 0; + break; + case CMD_ABORTED: + printk(KERN_WARNING "cciss: cmd %p was " + "aborted\n", cmd); + status = 0; + break; + case CMD_ABORT_FAILED: + printk(KERN_WARNING "cciss: cmd %p reports " + "abort failed\n", cmd); + status = 0; + break; + case CMD_UNSOLICITED_ABORT: + printk(KERN_WARNING "cciss%d: unsolicited " + "abort %p\n", h->ctlr, cmd); + if (cmd->retry_count < MAX_CMD_RETRIES) { + retry_cmd = 1; + printk(KERN_WARNING + "cciss%d: retrying %p\n", h->ctlr, cmd); + cmd->retry_count++; + } else + printk(KERN_WARNING + "cciss%d: %p retried too " + "many times\n", h->ctlr, cmd); + status = 0; + break; + case CMD_TIMEOUT: + printk(KERN_WARNING "cciss: cmd %p timedout\n", cmd); + status = 0; + break; + default: + printk(KERN_WARNING "cciss: cmd %p returned " + "unknown status %x\n", cmd, + cmd->err_info->CommandStatus); + status = 0; } + +after_error_processing: + /* We need to return this command */ if (retry_cmd) { resend_cciss_cmd(h, cmd); -- 2.20.1