On 1/22/21 2:27 PM, Pierre Morel wrote: > Hi all, > > To adapt the CSS I/O tests to protected virtualisation we need > utilities to: > > 1- allocate the I/O buffers in a private page using (patch 2) > It must be in a dedicated page to avoid exporting code or > guest private data to the host. > We accept a size in byte and flags and allocate page integral > memory to handle the Protected Virtualization. > > 2- share the I/O buffers with the host (patch 1) > This patch uses the page allocator reworked by Claudio. > > The 2 first patches are the implementation of the tools, > patch 3 is the modification of the css.c test for PV. > > The checkpatch always asked me to modify MAINTAINERS, > so I added me as reviewer to be in copy for CSS at least. > May be we could create a finer grain MAINTAINERS in the > future. > > regards, > Pierre Thanks, picked. > > > Pierre Morel (3): > s390x: pv: implement routine to share/unshare memory > s390x: define UV compatible I/O allocation > s390x: css: pv: css test adaptation for PV > > lib/s390x/asm/uv.h | 39 ++++++++++++++++++++++++ > lib/s390x/css.h | 3 +- > lib/s390x/css_lib.c | 28 +++++------------ > lib/s390x/malloc_io.c | 71 +++++++++++++++++++++++++++++++++++++++++++ > lib/s390x/malloc_io.h | 45 +++++++++++++++++++++++++++ > s390x/Makefile | 1 + > s390x/css.c | 43 ++++++++++++++++++-------- > 7 files changed, 196 insertions(+), 34 deletions(-) > create mode 100644 lib/s390x/malloc_io.c > create mode 100644 lib/s390x/malloc_io.h >
