* cciss max SGs is 31, not 32, 2.5.1-pre5
@ 2001-12-04 17:02 Stephen Cameron
2001-12-04 19:03 ` Jens Axboe
0 siblings, 1 reply; 2+ messages in thread
From: Stephen Cameron @ 2001-12-04 17:02 UTC (permalink / raw)
To: linux-kernel
Guys,
wrt 2.5.1-pre5
The change below should be reverted. The controller will reject a command
with 32 scatter gather entries.
Thanks,
-- steve
diff -u --recursive --new-file v2.5.0/linux/drivers/block/cciss_cmd.h
linux/drivers/block/cciss_cmd.h
--- v2.5.0/linux/drivers/block/cciss_cmd.h Fri Nov 2 17:45:42 2001
+++ linux/drivers/block/cciss_cmd.h Tue Nov 27 09:23:27 2001
@@ -7,7 +7,7 @@
//general boundary defintions
#define SENSEINFOBYTES 32//note that this value may vary between host implementations
-#define MAXSGENTRIES 31
+#define MAXSGENTRIES 32
#define MAXREPLYQS 256
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: cciss max SGs is 31, not 32, 2.5.1-pre5
2001-12-04 17:02 cciss max SGs is 31, not 32, 2.5.1-pre5 Stephen Cameron
@ 2001-12-04 19:03 ` Jens Axboe
0 siblings, 0 replies; 2+ messages in thread
From: Jens Axboe @ 2001-12-04 19:03 UTC (permalink / raw)
To: Stephen Cameron; +Cc: linux-kernel
On Tue, Dec 04 2001, Stephen Cameron wrote:
> Guys,
>
> wrt 2.5.1-pre5
>
> The change below should be reverted. The controller will reject a command
> with 32 scatter gather entries.
Oops, probably my mistake. Funny thing is even tested this months ago
and came to the same conclusion (your docs are not that good...), I
guess it survived in the 2.5 tree because of lack of testing.
--
Jens Axboe
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