IPoIB/cm: Fix performance regression on Mellanox

[safe/jmp/linux-2.6] / drivers / scsi / aic94xx / aic94xx_hwi.c

diff --git a/drivers/scsi/aic94xx/aic94xx_hwi.c b/drivers/scsi/aic94xx/aic94xx_hwi.c
index af7e011..0cd7eed 100644 (file)
--- a/drivers/scsi/aic94xx/aic94xx_hwi.c
+++ b/drivers/scsi/aic94xx/aic94xx_hwi.c
@@ -1047,15 +1047,14 @@ irqreturn_t asd_hw_isr(int irq, void *dev_id)
 static inline struct asd_ascb *asd_ascb_alloc(struct asd_ha_struct *asd_ha,
                                              gfp_t gfp_flags)
 {
-       extern kmem_cache_t *asd_ascb_cache;
+       extern struct kmem_cache *asd_ascb_cache;
        struct asd_seq_data *seq = &asd_ha->seq;
        struct asd_ascb *ascb;
        unsigned long flags;
 
-       ascb = kmem_cache_alloc(asd_ascb_cache, gfp_flags);
+       ascb = kmem_cache_zalloc(asd_ascb_cache, gfp_flags);
 
        if (ascb) {
-               memset(ascb, 0, sizeof(*ascb));
                ascb->dma_scb.size = sizeof(struct scb);
                ascb->dma_scb.vaddr = dma_pool_alloc(asd_ha->scb_pool,
                                                     gfp_flags,