Messages in this thread | | | Date | Wed, 12 Nov 2003 19:56:01 -0800 | From | "David S. Miller" <> | Subject | Re: Inefficient TLB flushing |
| |
On Wed, 12 Nov 2003 14:01:19 -0600 Jack Steiner <steiner@sgi.com> wrote:
> --- /usr/tmp/TmpDir.19957-0/linux/mm/memory.c_1.79 Wed Nov 12 13:56:25 2003 > +++ linux/mm/memory.c Wed Nov 12 12:57:25 2003 > @@ -574,9 +574,10 @@ > if ((long)zap_bytes > 0) > continue; > if (need_resched()) { > + int fullmm = (*tlbp)->fullmm; > tlb_finish_mmu(*tlbp, tlb_start, start); > cond_resched_lock(&mm->page_table_lock); > - *tlbp = tlb_gather_mmu(mm, 0); > + *tlbp = tlb_gather_mmu(mm, fullmm); > tlb_start_valid = 0; > } > zap_bytes = ZAP_BLOCK_SIZE;
This patch looks perfectly fine, good analysis. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |