Re: 2.6.12-rc6-mm1 & 2K lun testing

From: Nick Piggin
Date: Wed Jun 15 2005 - 13:31:48 EST


Badari Pulavarty wrote:

------------------------------------------------------------------------

elm3b29 login: dd: page allocation failure. order:0, mode:0x20

Call Trace: <IRQ> <ffffffff801632ae>{__alloc_pages+990} <ffffffff801668da>{cache_grow+314}
<ffffffff80166d7f>{cache_alloc_refill+543} <ffffffff80166e86>{kmem_cache_alloc+54}
<ffffffff8033d021>{scsi_get_command+81} <ffffffff8034181d>{scsi_prep_fn+301}

They look like they're all in scsi_get_command.
I would consider masking off __GFP_HIGH in the gfp_mask of that
function, and setting __GFP_NOWARN. It looks like it has a mempoolish
thingy in there, so perhaps it shouldn't delve so far into reserves.

--
SUSE Labs, Novell Inc.

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