Messages in this thread | | | Date | Wed, 16 Oct 2002 23:45:10 -0700 | From | Joel Becker <> | Subject | Re: [PATCH] superbh, fractured blocks, and grouped io |
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On Thu, Oct 17, 2002 at 07:59:42AM +0200, Jens Axboe wrote: > Eh no, it actually doesn't bounce anything! I added a test to bypass > bouncing temporarily in blk_queue_bounce() (see the BH_Super test in > there), but forgot to replace it with the real thing. The superbh > contains no data, so is not a candidate for bouncing.
I understand that the superbh isn't a candidate for bouncing. The problem is that the rest of the bhs are, and they never get bounced. scsi_merge.c checks "if (PageHighMem(bh->b_page)) BUG();" in __init_io(), and that obviously crashes.
Joel
--
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Joel Becker Senior Member of Technical Staff Oracle Corporation E-mail: joel.becker@oracle.com Phone: (650) 506-8127 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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