Re: REVISED: Experimentation with Athlon and fast_page_copy

Alan Cox (alan@lxorguk.ukuu.org.uk)
Wed, 9 May 2001 13:38:33 +0100 (BST)


> Trace; ffff037f <END_OF_CODE+3fcfb2ab/????>
> Trace; ffff0000 <END_OF_CODE+3fcfaf2c/????>
> Trace; ffff0000 <END_OF_CODE+3fcfaf2c/????>
> Trace; ffff0720 <END_OF_CODE+3fcfb64c/????>

Lets ignore the crap above..

> Trace; c01b956a <ide_build_dmatable+2a/120>
> Trace; c01b3fb5 <ide_set_handler+55/60>
> Trace; c01b9aca <ide_dmaproc+11a/210>
> Trace; c01b9380 <ide_dma_intr+0/b0>
> Trace; c01b9940 <dma_timer_expiry+0/70>
> Trace; c01bd457 <do_rw_disk+257/300>
> Trace; c01b4d2a <ide_wait_stat+7a/e0>
> Trace; c01b5010 <start_request+160/210>
> Trace; c01b51ff <ide_do_request+10f/340>

We seem to be several layers into recursive use of the ide driver - which
shouldnt happen. In fact if these are the same interface the second dmatable
build would leave HWIF(drive)->sg_table wrong.

> Trace; c01866ce <__make_request+4ae/6f0>
> Trace; c01866e6 <__make_request+4c6/6f0>
> Trace; c01b956a <ide_build_dmatable+2a/120>
> Trace; c01b3fb5 <ide_set_handler+55/60>
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