[dpdk-dev] [PATCH v2] vhost: fix mmap failure as len not aligned with hugepage size

> -Original Message- > From: Thomas Monjalon [mailto:thomas.monjalon at 6wind.com] > Sent: Thursday, November 12, 2015 7:19 PM > To: Tan, Jianfeng > Cc: dev at dpdk.org > Subject: Re: [dpdk-dev] [PATCH v2] vhost: fix mmap failure as len not aligned > with hugepage size > > 2015-11-12

[dpdk-dev] [PATCH v2] vhost: fix mmap failure as len not aligned with hugepage size

On 11/12/2015 1:04 PM, Tan, Jianfeng wrote: > This patch fixes a bug under lower version linux kernel, mmap() > fails when length is not aligned with hugepage size. mmap() > without flag of MAP_ANONYMOUS, should be called with length > argument aligned with hugepagesz at older longterm version >

[dpdk-dev] [PATCH v2] vhost: fix mmap failure as len not aligned with hugepage size

This patch fixes a bug under lower version linux kernel, mmap() fails when length is not aligned with hugepage size. mmap() without flag of MAP_ANONYMOUS, should be called with length argument aligned with hugepagesz at older longterm version Linux, like 2.6.32 and 3.2.72, or mmap() will fail with