On Tue, 7 Feb 2012 14:44:05 -0600, Meador Inge <mead...@codesourcery.com> wrote: > There have been reports [1, 2] where folks have had issues building > VirtFS and the virtio backend on older systems. I personally saw > problems due to the use of features (struct statfs f_frsize field, > fdopendir, O_NOATIME) in this code that are not available on much older > Linux systems. Given, the system I ran into this on is ancient (RH8 sysroot), > but I still need to build QEMU on it nonetheless. > > This patch adds a new configure option for disabling the building of > VirtFS all together. Tested by building with and without --disable-virtfs > on older (RH8 sysroot) and newer systems (x64 Fedora 16). > > [1] http://lists.nongnu.org/archive/html/qemu-devel/2011-12/msg00171.html > [2] http://lists.nongnu.org/archive/html/qemu-devel/2012-02/msg00404.html > > Meador Inge (1): > ./configure: add option for disabling VirtFS > > Makefile | 4 ++++ > configure | 16 +++++++++++++--- > 2 files changed, 17 insertions(+), 3 deletions(-)
I like the patch because it help to get qemu build on platforms where the build failures are only due to virtfs. VirtFS do depend on some of the recent linux APIs, so sometime we do break build on old Linux distros. Anthony any objection here ? -aneesh
