RE: [PATCH v4 0/7] Raid: enable talitos xor offload for improving performance

2012-07-29 Thread Liu Qiang-B32616
; > dan.j.willi...@intel.com; herb...@gondor.hengli.com.au; linuxppc- > d...@lists.ozlabs.org > Cc: Li Yang-R58472; Phillips Kim-R1AAHA > Subject: [PATCH v4 0/7] Raid: enable talitos xor offload for improving > performance > > Hi, > > The following 7 patches enabling fsl-dma

[PATCH v4 0/7] Raid: enable talitos xor offload for improving performance

2012-07-27 Thread qiang.liu
Hi, The following 7 patches enabling fsl-dma and talitos offload raid operations for improving raid performance and balancing CPU load. Write performance will be improved by 25-30% tested by iozone. Write performance is improved about 2% after using spin_lock_bh replace spin_lock_irqsave. CPU loa