On 6/11/07, Paul Mundt <[EMAIL PROTECTED]> wrote:
On Mon, Jun 11, 2007 at 04:19:26PM +0200, Haavard Skinnemoen wrote: > I think the combination that triggered this bug was: > * CONFIG_SLUB_DEBUG=y > * ARCH_KMALLOC_MINALIGN=32 > * slub_debug not set at the command line > ARCH_KMALLOC_MINALIGN and ARCH_SLAB_MINALIGN are both in bytes (ARCH_KMALLOC_MINALIGN used to be defined as BYTES_PER_WORD) if I recall correctly, are you sure this is what you want?
Yeah, I actually defined it to L1_CACHE_BYTES. The idea is to avoid cacheline sharing between different kmalloc() allocations, which may mess up DMA transfers. So 32 bytes alignment is indeed what I want. Haavard - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/