Daniel:
Try using this patch. It reduces the length of the failing request from
128 bytes to 11 bytes; that might make a significant difference.
Let me know how it works out. And if you still get an error, be sure to
send another debugging log.
Alan Stern
===== sd.c 1.52 vs edited =====
--- 1.52/drivers/scsi/sd.c Tue Jul 1 17:54:19 2003
+++ edited/drivers/scsi/sd.c Tue Jul 29 10:44:21 2003
@@ -1124,7 +1124,7 @@
struct scsi_request *SRpnt, unsigned char *buffer) {
int len = 0, res;
- const int dbd = 0; /* DBD */
+ const int dbd = 0x08; /* DBD */
const int modepage = 0x08; /* current values, cache page */
struct scsi_mode_data data;
@@ -1134,11 +1134,12 @@
if (scsi_status_is_good(res)) {
/* that went OK, now ask for the proper length */
- len = data.length;
- if (len > 128)
- len = 128;
- res = sd_do_mode_sense(SRpnt, dbd, modepage, buffer,
+ len = data.header_length + data.block_descriptor_length + 3;
+ if (len <= 512)
+ res = sd_do_mode_sense(SRpnt, dbd, modepage, buffer,
len, &data);
+ else
+ res = SAM_STAT_BUSY;
}
if (scsi_status_is_good(res)) {
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