> -----Original Message----- > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Zhihong Wang > Sent: Wednesday, November 18, 2015 3:27 AM > To: dev at dpdk.org > Subject: [dpdk-dev] [RFC PATCH 2/2] lib/librte_eal: Remove unnecessary > hugepage zero-filling > > The kernel fills new allocated (huge) pages with zeros. > DPDK just has to touch the pages to trigger the allocation. > > ... > if (orig) { > hugepg_tbl[i].orig_va = virtaddr; > - memset(virtaddr, 0, hugepage_sz); > + memset(virtaddr, 0, 8); > }
Probably worth adding a one or two line comment here to avoid someone thinking that it is a bug at some later stage. The text in the commit message above is suitable. John. --
