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SubjectRe: 2.5.64-mm6: oops in elv_remove_request
On Fri, Mar 14 2003, Jeremy Fitzhardinge wrote:
> With the version or cdrtools I compiled, I get an instant oops+lockup
> with the above command when running with anticipatory scheduler in
> 2.5.64-mm6 (hand written):
>
> elv_remove_request
> ide_end_request
> cdrom_end_request
> cdrom_decode_status
> cdrom_newpc_intr


--- drivers/block/as-iosched.c~ 2003-03-14 21:32:14.000000000 +0100
+++ drivers/block/as-iosched.c 2003-03-14 21:32:38.000000000 +0100
@@ -1341,6 +1341,8 @@
insert_here = ad->dispatch->prev;

list_add(&rq->queuelist, insert_here);
+ if (arq)
+ RB_CLEAR(&arq->rb_node);

if (!list_empty(ad->dispatch) && rq_data_dir(rq) == READ
&& (ad->antic_status == ANTIC_WAIT_REQ
--
Jens Axboe

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