That patch boots without complaint as well.
BTW, the earlier failure messages did not make it
into /var/log/messages, only the dmesg buffer.
This is with standard Ubuntu Gutsy logging levels.
On Thu, 2007-10-04 at 18:42 +0200, Jens Axboe wrote:
> On Thu, Oct 04 2007, Pierre Ossman wrote:
> > On Thu, 04 Oct 2007 09:19:40 -0700
> > Don Mullis <[EMAIL PROTECTED]> wrote:
> >
> > > This patch fixes the boot.
> > >
> >
> > Fantastic. Then will try to get this upstream then.
>
> I already put it in the sgchain drivers part. If you could please ack
> it, that would be nice :-). I have a bunch of driver
> updates/work-arounds there.
>
> > > > It looks like missing init of the sg list in mmc, does this work?
> > > >
> >
> > Jens, is this zeroing needed for each invocation, or really just once
> > to get the list in a known state?
>
> Once should actually be enough, so you could move it to init as well.
> Don, care to verify with the below patch as well?
>
> > Also, is chaining already upstream so Linus should have this for 2.6.23?
>
> No, it's for 2.6.24.
>
> diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c
> index b0abc7d..a5d0354 100644
> --- a/drivers/mmc/card/queue.c
> +++ b/drivers/mmc/card/queue.c
> @@ -153,14 +153,14 @@ int mmc_init_queue(struct mmc_queue *mq, struct
> mmc_card *card, spinlock_t *lock
> blk_queue_max_hw_segments(mq->queue, bouncesz / 512);
> blk_queue_max_segment_size(mq->queue, bouncesz);
>
> - mq->sg = kmalloc(sizeof(struct scatterlist),
> + mq->sg = kzalloc(sizeof(struct scatterlist),
> GFP_KERNEL);
> if (!mq->sg) {
> ret = -ENOMEM;
> goto cleanup_queue;
> }
>
> - mq->bounce_sg = kmalloc(sizeof(struct scatterlist) *
> + mq->bounce_sg = kzalloc(sizeof(struct scatterlist) *
> bouncesz / 512, GFP_KERNEL);
> if (!mq->bounce_sg) {
> ret = -ENOMEM;
> @@ -177,7 +177,7 @@ int mmc_init_queue(struct mmc_queue *mq, struct mmc_card
> *card, spinlock_t *lock
> blk_queue_max_hw_segments(mq->queue, host->max_hw_segs);
> blk_queue_max_segment_size(mq->queue, host->max_seg_size);
>
> - mq->sg = kmalloc(sizeof(struct scatterlist) *
> + mq->sg = kzalloc(sizeof(struct scatterlist) *
> host->max_phys_segs, GFP_KERNEL);
> if (!mq->sg) {
> ret = -ENOMEM;
>
-
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