Re: [BUG] commit 3c517a61, slab: better fallback allocation behavior

From: Jay Cliburn
Date: Mon Dec 11 2006 - 18:26:02 EST


Christoph Lameter wrote:
Ahh. Fallback_alloc() does not do the check for GFP_WAIT as done in cache_grow(). Thus interrupts are disabled when we call kmem_getpages() which results in the failure.

Duplicate the handling of GFP_WAIT in cache_grow().

Jay could you try this patch?

The patch seems to fix the bug. I've been running about an hour with it now, and I haven't seen any error messages. Prior to the patch, I'd see the messages within a few minutes of starting a login session.

Jay
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