2014-12-17 11:26, Jincheng Miao: > On 12/16/2014 11:21 PM, Thomas Monjalon wrote: > > 2014-12-11 13:27, Jincheng Miao: > >> RHEL6.5 kernel is based on 2.6.32. But there are two changing > >> from 2.6.35: > >> 1. socket struct is changed > >> It wrappered previous wait_queue_head_t of socket to > >> struct socket_wq. So for the kernel older than 2.6.35, we should > >> directly use socket->wait instead. > >> > >> 2. new function sk_sleep() > >> This function is implemented from 2.6.35 to obtain wait queue > >> from struct sock. This patch adds a macro in kni/compat.h > >> to be compatible with older kernels. > > I don't understand the relation between RHEL-6.5 and the kernel 2.6.35. > > The patch seems not related to RHEL at all. > > Please start your explanations by describing what is the problem > > you want to solve. > > Hi Thomas, > > This patch is working for resolving the problem I found on RHEL6.5: > http://dpdk.org/ml/archives/dev/2014-December/009827.html > > Because the root cause is socket struct change from 2.6.35, so this > patch also fits for all kernels older than 2.6.35. > > Sorry for the ambiguous description, I think the title should be: > "kni: more compatibility for kernel older than 2.6.35"
Applied with title "kni: fix build with kernel < 2.6.35 and vhost debug enabled" and error log. Thanks -- Thomas