Messages in this thread | | | Date | Sat, 28 Jun 2003 03:47:22 +0200 | From | Andrea Arcangeli <> | Subject | Re: 2.4.21rc8aa1 |
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On Sat, Jun 28, 2003 at 03:34:35AM +0200, J.A. Magallon wrote: > > Hi, > > On 06.12, Andrea Arcangeli wrote: > > This version has some experimental change to the blkdev layer (latency > > fixes from Chris and Nick too plus the backout of the rc6 latency change > > to see if we can fix it w/o generating overscheduling, especially > > because it doesn't sound the right fix), so I would recommend some > > beating before doing anything critical with it. I would expect it as > > worse to deadlock with some task in D state. It worked fine for me so > > far but I didn't run big stress yet. In theory it should be better, but > > I just wanted to give a warning until it is better tested ;). > > > > URL: > > > > http://www.us.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.4/2.4.21rc8aa1.gz > > http://www.us.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.4/2.4.21rc8aa1/ > > > > In sg.c, gcc shouts on: > > PRINT_PROC("%u\t%hu\t%hd\t%hu\t%d\t%d\n", > shp->unique_id, shp->host_busy, shp->cmd_per_lun, > shp->sg_tablesize, (int)shp->unchecked_isa_dma, > (int)shp->hostt->emulated); > > shp->host_busy should be accessed through atomic_read(), I think.
correct ;), thanks
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