On 16.03.2015 23:13, Bryan Venteicher wrote: > On Mon, Mar 16, 2015 at 3:13 PM, Alexander Motin <m...@freebsd.org > <mailto:m...@freebsd.org>> wrote: > Author: mav > Date: Mon Mar 16 20:13:25 2015 > New Revision: 280154 > URL: https://svnweb.freebsd.org/changeset/base/280154 > > Log: > Report that we may have write cache, and that we do support FLUSH. > > FreeBSD guest driver does not use that legacy flag, but Linux > seems does. > > The guest driver calls it by a prior name: VIRTIO_BLK_F_WCE. The write > cache stuff went through several iterations, and goes away in VirtIO 1.0 > specification.
Yes, I've found that in the driver after the commit. But as I can see driver does nothing about it, except reporting via sysctl. I was confused by not seeing any use of that flag in data path. -- Alexander Motin _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
