Convert scsi_print_result() to use the per-cpu buffer for
decoding the command result and disposition.
Signed-off-by: Hannes Reinecke <hare@xxxxxxx>
---
drivers/scsi/constants.c | 22 ----------------------
drivers/scsi/scsi.c | 2 +-
drivers/scsi/scsi_logging.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 45 insertions(+), 23 deletions(-)
diff --git a/drivers/scsi/constants.c b/drivers/scsi/constants.c
index 5a2a3e4..4ec2d79e 100644
--- a/drivers/scsi/constants.c
+++ b/drivers/scsi/constants.c
@@ -1291,25 +1291,3 @@ const char *scsi_mlreturn_string(int result)
return NULL;
}
EXPORT_SYMBOL(scsi_mlreturn_string);
-
-void scsi_print_result(struct scsi_cmnd *cmd, const char *msg, int disposition)
-{
- const char *mlret_string = scsi_mlreturn_string(disposition);
- const char *hb_string = scsi_hostbyte_string(cmd->result);
- const char *db_string = scsi_driverbyte_string(cmd->result);
-
- if (hb_string || db_string)
- scmd_printk(KERN_INFO, cmd,
- "%s%s Result: hostbyte=%s driverbyte=%s",
- msg ? msg : "",
- mlret_string ? mlret_string : "UNKNOWN",
- hb_string ? hb_string : "invalid",
- db_string ? db_string : "invalid");
- else
- scmd_printk(KERN_INFO, cmd,
- "%s%s Result: hostbyte=0x%02x driverbyte=0x%02x",
- msg ? msg : "",
- mlret_string ? mlret_string : "UNKNOWN",
- host_byte(cmd->result), driver_byte(cmd->result));
-}
-EXPORT_SYMBOL(scsi_print_result);
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index bc52bbd..92d5912 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -572,7 +572,7 @@ void scsi_log_completion(struct scsi_cmnd *cmd, int disposition)
SCSI_LOG_MLCOMPLETE_BITS);
if (((level > 0) && (cmd->result || disposition != SUCCESS)) ||
(level > 1)) {
- scsi_print_result(cmd, "Done: ", disposition);
+ scsi_print_result(cmd, "Done", disposition);
scsi_print_command(cmd);
if (status_byte(cmd->result) & CHECK_CONDITION)
scsi_print_sense(cmd);
diff --git a/drivers/scsi/scsi_logging.c b/drivers/scsi/scsi_logging.c
index adcd348..16e93c8 100644
--- a/drivers/scsi/scsi_logging.c
+++ b/drivers/scsi/scsi_logging.c
@@ -391,3 +391,47 @@ void scsi_print_sense(const struct scsi_cmnd *cmd)
cmd->sense_buffer, SCSI_SENSE_BUFFERSIZE);
}
EXPORT_SYMBOL(scsi_print_sense);
+
+void scsi_print_result(struct scsi_cmnd *cmd, const char *msg, int disposition)
+{
+ char *logbuf;
+ size_t off, logbuf_len;
+ struct gendisk *disk = cmd->request->rq_disk;
+ const char *mlret_string = scsi_mlreturn_string(disposition);
+ const char *hb_string = scsi_hostbyte_string(cmd->result);
+ const char *db_string = scsi_driverbyte_string(cmd->result);
+
+ logbuf = scsi_log_reserve_buffer(&logbuf_len);
+ if (!logbuf)
+ return;
+
+ off = scmd_format_header(logbuf, logbuf_len, disk, cmd->request->tag);
+
+ if (msg)
+ off += scnprintf(logbuf + off, logbuf_len - off,
+ "%s: ", msg);
+ if (mlret_string)
+ off += scnprintf(logbuf + off, logbuf_len - off,
+ "%s ", mlret_string);
+ else
+ off += scnprintf(logbuf + off, logbuf_len - off,
+ "UNKNOWN(0x%02x) ", disposition);
+ off += scnprintf(logbuf + off, logbuf_len - off, "Result: ");
+ if (hb_string)
+ off += scnprintf(logbuf + off, logbuf_len - off,
+ "hostbyte=%s ", hb_string);
+ else
+ off += scnprintf(logbuf + off, logbuf_len - off,
+ "hostbyte=0x%02x ", host_byte(cmd->result));
+
+ if (db_string)
+ off += scnprintf(logbuf + off, logbuf_len - off,
+ "driverbyte=%s", db_string);
+ else
+ off += scnprintf(logbuf + off, logbuf_len - off,
+ "driverbyte=0x%02x", driver_byte(cmd->result));
+
+ dev_printk(KERN_INFO, &cmd->device->sdev_gendev, logbuf);
+ scsi_log_release_buffer(logbuf);
+}
+EXPORT_SYMBOL(scsi_print_result);
--
1.8.5.2
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