Re: svn commit: r307082 - in head: . sys/amd64/conf sys/arm/conf sys/arm64/conf sys/conf sys/i386/conf sys/mips/conf sys/modules/cc sys/modules/khelp sys/netinet sys/netinet/tcp_stacks sys/pc98/conf s

2016-10-14 Thread Jonathan Looney
Thanks! Yes, that was clearly an error on my part, and your patch is an obvious solution. I committed it at r307336. Thanks again! Jonathan On Fri, Oct 14, 2016 at 8:01 PM, Shawn Webb wrote: > On Wed, Oct 12, 2016 at 02:16:42AM +, Jonathan T. Looney wrote: > >

Re: svn commit: r307082 - in head: . sys/amd64/conf sys/arm/conf sys/arm64/conf sys/conf sys/i386/conf sys/mips/conf sys/modules/cc sys/modules/khelp sys/netinet sys/netinet/tcp_stacks sys/pc98/conf s

2016-10-14 Thread Shawn Webb
On Wed, Oct 12, 2016 at 02:16:42AM +, Jonathan T. Looney wrote: > Author: jtl > Date: Wed Oct 12 02:16:42 2016 > New Revision: 307082 > URL: https://svnweb.freebsd.org/changeset/base/307082 > > Log: > In the TCP stack, the hhook(9) framework provides hooks for kernel modules > to add

Re: svn commit: r307082 - in head: . sys/amd64/conf sys/arm/conf sys/arm64/conf sys/conf sys/i386/conf sys/mips/conf sys/modules/cc sys/modules/khelp sys/netinet sys/netinet/tcp_stacks sys/pc98/conf s

2016-10-12 Thread Jonathan Looney
On Wed, Oct 12, 2016 at 5:44 AM, Slawa Olhovchenkov wrote: > Do you perform estimate of performane impact of this overhead? > > Somewhat, but not precisely. It will depend on (at least) a few factors: a. The hardware * How fast is your CPU? Your L1/L2/L3 cache? * How many

Re: svn commit: r307082 - in head: . sys/amd64/conf sys/arm/conf sys/arm64/conf sys/conf sys/i386/conf sys/mips/conf sys/modules/cc sys/modules/khelp sys/netinet sys/netinet/tcp_stacks sys/pc98/conf s

2016-10-12 Thread Slawa Olhovchenkov
On Wed, Oct 12, 2016 at 02:16:42AM +, Jonathan T. Looney wrote: > Author: jtl > Date: Wed Oct 12 02:16:42 2016 > New Revision: 307082 > URL: https://svnweb.freebsd.org/changeset/base/307082 > > Log: > In the TCP stack, the hhook(9) framework provides hooks for kernel modules > to add