Michael Renner wrote:
Alan D. Brunelle wrote:
I'm seeing what looks to be the same problem (see: U320 SCSI
negotiation problem in Linux 2.6.13 and later implementations on LSI
Logic / Symbios Logic 53c1030 PCI-X Fusion-MPT Dual Ultra320 SCSI
(rev 08)). [[I think I have a patch (perhaps suspect, but it works
for me), if you're interested.]]
Yeah, I'd like to see it. Interestingly another box with the same
hardware setup and very slightly different .config works fine with
2.6.14.
best regards,
michael
It doesn't surprise me that a different .config or hardware change would
affect this. If I understand the problem correctly, then it depends upon
timing - and changing things (hw or sw) could affect the outcome.
The posting by
The following works for me - but as noted previously, it may be suspect
in general: I'm concerned about the indefinate delay (theoretical).
diff -ur linux-2.6.14.mm2/drivers/message/fusion/mptbase.c
linux-2.6.14.mm2.adb/drivers/message/fusion/mptbase.c
--- linux-2.6.14.mm2/drivers/message/fusion/mptbase.c 2005-11-17
09:17:15.000000000 -0500
+++ linux-2.6.14.mm2.adb/drivers/message/fusion/mptbase.c
2005-11-17 10:11:52.000000000 -0500
@@ -4994,7 +4994,9 @@
if ((mf = mpt_get_msg_frame(mpt_base_index, ioc)) == NULL) {
dcprintk((MYIOC_s_WARN_FMT "mpt_config: no msg frames!\n",
ioc->name));
- return -EAGAIN;
+ do {
+ msleep(25);
+ } while ((mf = mpt_get_msg_frame(mpt_base_index, ioc))
== NULL);
}
pReq = (Config_t *)mf;
pReq->Action = pCfg->action;
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