Re: [PATCH iproute2] ip xfrm: support 64bit kernel and 32bit userspace
From: FengYu LeiDian <hidden>
Date: 2014-11-28 07:10:40
于 2014年11月28日 14:58, roy.qing.li@gmail.com 写道:
From: Li RongQing<redacted> The size of struct xfrm_userpolicy_info is 168 bytes for 64bit kernel, and 164 bytes for 32bit userspace because of the different alignment. and lead to "ip xfrm" be unable to work. add a pad in struct xfrm_userpolicy_info, and enable it by set KERNEL_64_USERSPACE_32 to y
It's not easy to fix it like this. Refer: http://marc.info/?l=linux-netdev&m=139280143513650&w=2 http://thread.gmane.org/gmane.linux.network/157118/focus=157122