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-rw-r--r--drivers/scsi/sd.c38
-rw-r--r--drivers/scsi/sd.h6
2 files changed, 28 insertions, 16 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 36d1a23f14be..89e6c04ac595 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -2281,7 +2281,7 @@ sd_read_write_protect_flag(struct scsi_disk *sdkp, unsigned char *buffer)
set_disk_ro(sdkp->disk, 0);
if (sdp->skip_ms_page_3f) {
- sd_printk(KERN_NOTICE, sdkp, "Assuming Write Enabled\n");
+ sd_first_printk(KERN_NOTICE, sdkp, "Assuming Write Enabled\n");
return;
}
@@ -2313,7 +2313,7 @@ sd_read_write_protect_flag(struct scsi_disk *sdkp, unsigned char *buffer)
}
if (!scsi_status_is_good(res)) {
- sd_printk(KERN_WARNING, sdkp,
+ sd_first_printk(KERN_WARNING, sdkp,
"Test WP failed, assume Write Enabled\n");
} else {
sdkp->write_prot = ((data.device_specific & 0x80) != 0);
@@ -2381,7 +2381,8 @@ sd_read_cache_type(struct scsi_disk *sdkp, unsigned char *buffer)
if (!data.header_length) {
modepage = 6;
first_len = 0;
- sd_printk(KERN_ERR, sdkp, "Missing header in MODE_SENSE response\n");
+ sd_first_printk(KERN_ERR, sdkp,
+ "Missing header in MODE_SENSE response\n");
}
/* that went OK, now ask for the proper length */
@@ -2394,7 +2395,7 @@ sd_read_cache_type(struct scsi_disk *sdkp, unsigned char *buffer)
if (len < 3)
goto bad_sense;
else if (len > SD_BUF_SIZE) {
- sd_printk(KERN_NOTICE, sdkp, "Truncating mode parameter "
+ sd_first_printk(KERN_NOTICE, sdkp, "Truncating mode parameter "
"data from %d to %d bytes\n", len, SD_BUF_SIZE);
len = SD_BUF_SIZE;
}
@@ -2417,8 +2418,9 @@ sd_read_cache_type(struct scsi_disk *sdkp, unsigned char *buffer)
/* We're interested only in the first 3 bytes.
*/
if (len - offset <= 2) {
- sd_printk(KERN_ERR, sdkp, "Incomplete "
- "mode parameter data\n");
+ sd_first_printk(KERN_ERR, sdkp,
+ "Incomplete mode parameter "
+ "data\n");
goto defaults;
} else {
modepage = page_code;
@@ -2432,14 +2434,15 @@ sd_read_cache_type(struct scsi_disk *sdkp, unsigned char *buffer)
else if (!spf && len - offset > 1)
offset += 2 + buffer[offset+1];
else {
- sd_printk(KERN_ERR, sdkp, "Incomplete "
- "mode parameter data\n");
+ sd_first_printk(KERN_ERR, sdkp,
+ "Incomplete mode "
+ "parameter data\n");
goto defaults;
}
}
}
- sd_printk(KERN_ERR, sdkp, "No Caching mode page found\n");
+ sd_first_printk(KERN_ERR, sdkp, "No Caching mode page found\n");
goto defaults;
Page_found:
@@ -2453,7 +2456,7 @@ sd_read_cache_type(struct scsi_disk *sdkp, unsigned char *buffer)
sdkp->DPOFUA = (data.device_specific & 0x10) != 0;
if (sdkp->DPOFUA && !sdkp->device->use_10_for_rw) {
- sd_printk(KERN_NOTICE, sdkp,
+ sd_first_printk(KERN_NOTICE, sdkp,
"Uses READ/WRITE(6), disabling FUA\n");
sdkp->DPOFUA = 0;
}
@@ -2475,16 +2478,19 @@ bad_sense:
sshdr.sense_key == ILLEGAL_REQUEST &&
sshdr.asc == 0x24 && sshdr.ascq == 0x0)
/* Invalid field in CDB */
- sd_printk(KERN_NOTICE, sdkp, "Cache data unavailable\n");
+ sd_first_printk(KERN_NOTICE, sdkp, "Cache data unavailable\n");
else
- sd_printk(KERN_ERR, sdkp, "Asking for cache data failed\n");
+ sd_first_printk(KERN_ERR, sdkp,
+ "Asking for cache data failed\n");
defaults:
if (sdp->wce_default_on) {
- sd_printk(KERN_NOTICE, sdkp, "Assuming drive cache: write back\n");
+ sd_first_printk(KERN_NOTICE, sdkp,
+ "Assuming drive cache: write back\n");
sdkp->WCE = 1;
} else {
- sd_printk(KERN_ERR, sdkp, "Assuming drive cache: write through\n");
+ sd_first_printk(KERN_ERR, sdkp,
+ "Assuming drive cache: write through\n");
sdkp->WCE = 0;
}
sdkp->RCD = 0;
@@ -2513,7 +2519,7 @@ static void sd_read_app_tag_own(struct scsi_disk *sdkp, unsigned char *buffer)
if (!scsi_status_is_good(res) || !data.header_length ||
data.length < 6) {
- sd_printk(KERN_WARNING, sdkp,
+ sd_first_printk(KERN_WARNING, sdkp,
"getting Control mode page failed, assume no ATO\n");
if (scsi_sense_valid(&sshdr))
@@ -2525,7 +2531,7 @@ static void sd_read_app_tag_own(struct scsi_disk *sdkp, unsigned char *buffer)
offset = data.header_length + data.block_descriptor_length;
if ((buffer[offset] & 0x3f) != 0x0a) {
- sd_printk(KERN_ERR, sdkp, "ATO Got wrong page\n");
+ sd_first_printk(KERN_ERR, sdkp, "ATO Got wrong page\n");
return;
}
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h
index 26895ff247c5..620871efbf0a 100644
--- a/drivers/scsi/sd.h
+++ b/drivers/scsi/sd.h
@@ -104,6 +104,12 @@ static inline struct scsi_disk *scsi_disk(struct gendisk *disk)
(sdsk)->disk->disk_name, ##a) : \
sdev_printk(prefix, (sdsk)->device, fmt, ##a)
+#define sd_first_printk(prefix, sdsk, fmt, a...) \
+ do { \
+ if ((sdkp)->first_scan) \
+ sd_printk(prefix, sdsk, fmt, ##a); \
+ } while (0)
+
static inline int scsi_medium_access_command(struct scsi_cmnd *scmd)
{
switch (scmd->cmnd[0]) {