linux/arch
Alexander Duyck ea812ca1b0 x86: Align skb w/ start of cacheline on newer core 2/Xeon Arch
x86 architectures can handle unaligned accesses in hardware, and it has
been shown that unaligned DMA accesses can be expensive on Nehalem
architectures.  As such we should overwrite NET_IP_ALIGN to resolve
this issue.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: x86@kernel.org
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-30 14:34:09 -07:00
..
alpha asm-generic: remove ARCH_HAS_SG_CHAIN in scatterlist.h 2010-05-27 09:12:54 -07:00
arm Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6 2010-05-30 09:13:08 -07:00
avr32 avr32: use asm-generic/scatterlist.h 2010-05-27 09:12:54 -07:00
blackfin blackfin: use use asm-generic/scatterlist.h 2010-05-27 09:12:55 -07:00
cris cris: use asm-generic/scatterlist.h 2010-05-27 09:12:55 -07:00
frv FRV: ARCH_KMALLOC_MINALIGN was already defined 2010-05-28 10:17:21 -07:00
h8300 h8300: use asm-generic/scatterlist.h 2010-05-27 09:12:55 -07:00
ia64 ia64: revert __node_random addition 2010-05-30 10:08:03 -07:00
m32r m32r: use use asm-generic/scatterlist.h 2010-05-27 09:12:55 -07:00
m68k Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k 2010-05-27 10:19:19 -07:00
m68knommu arch/m68knommu/platform/68360/commproc.c: Checkpatch cleanup 2010-05-24 14:44:25 +10:00
microblaze net: NET_SKB_PAD should depend on L1_CACHE_BYTES 2010-06-15 18:16:43 -07:00
mips mips: use use asm-generic/scatterlist.h 2010-05-27 09:12:55 -07:00
mn10300 mn10300: use asm-generic/scatterlist.h 2010-05-27 09:12:55 -07:00
parisc Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6 2010-05-30 09:02:02 -07:00
powerpc net: NET_SKB_PAD should depend on L1_CACHE_BYTES 2010-06-15 18:16:43 -07:00
s390 Merge branch 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6 2010-05-27 10:48:46 -07:00
score asm-generic: remove ISA_DMA_THRESHOLD in scatterlist.h 2010-05-27 09:12:54 -07:00
sh asm-generic: add NEED_SG_DMA_LENGTH to define sg_dma_len() 2010-05-27 09:12:54 -07:00
sparc Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-27 15:23:47 -07:00
um Merge branch 'bkl/ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing 2010-05-24 08:01:10 -07:00
x86 x86: Align skb w/ start of cacheline on newer core 2/Xeon Arch 2010-06-30 14:34:09 -07:00
xtensa xtensa: use use asm-generic/scatterlist.h 2010-05-27 09:12:55 -07:00
.gitignore
Kconfig hw-breakpoints: Separate constraint space for data and instruction breakpoints 2010-05-01 04:32:11 +02:00