[Virtio-fs] [for-6.1 v2 0/2] virtiofsd: Add support for FUSE_SYNCFS request

[Dr. David Alan Gilbert]

* Greg Kurz (groug at kaod.org) wrote:
> FUSE_SYNCFS allows the client to flush the host page cache.
> This isn't available in upstream linux yet, but the following
> tree can be used to test:

That looks OK to me; but we'll need to wait until syncfs lands in the
upstream kernel; we've got bitten before by stuff changing before it
actaully lands in the kernel.

Dave

> https://gitlab.com/gkurz/linux/-/tree/virtio-fs-sync
> 
> v2: - based on new version of FUSE_SYNCFS
>       https://listman.redhat.com/archives/virtio-fs/2021-April/msg00166.html
>     - propagate syncfs() errors to client (Vivek)
> 
> Greg Kurz (2):
>   Update linux headers to 5.12-rc8 + FUSE_SYNCFS
>   virtiofsd: Add support for FUSE_SYNCFS request
> 
>  include/standard-headers/drm/drm_fourcc.h     | 23 ++++-
>  include/standard-headers/linux/ethtool.h      | 54 ++++++-----
>  include/standard-headers/linux/fuse.h         | 13 ++-
>  include/standard-headers/linux/input.h        |  2 +-
>  .../standard-headers/rdma/vmw_pvrdma-abi.h    |  7 ++
>  linux-headers/asm-generic/unistd.h            |  4 +-
>  linux-headers/asm-mips/unistd_n32.h           |  1 +
>  linux-headers/asm-mips/unistd_n64.h           |  1 +
>  linux-headers/asm-mips/unistd_o32.h           |  1 +
>  linux-headers/asm-powerpc/kvm.h               |  2 +
>  linux-headers/asm-powerpc/unistd_32.h         |  1 +
>  linux-headers/asm-powerpc/unistd_64.h         |  1 +
>  linux-headers/asm-s390/unistd_32.h            |  1 +
>  linux-headers/asm-s390/unistd_64.h            |  1 +
>  linux-headers/asm-x86/kvm.h                   |  1 +
>  linux-headers/asm-x86/unistd_32.h             |  1 +
>  linux-headers/asm-x86/unistd_64.h             |  1 +
>  linux-headers/asm-x86/unistd_x32.h            |  1 +
>  linux-headers/linux/kvm.h                     | 89 +++++++++++++++++++
>  linux-headers/linux/vfio.h                    | 27 ++++++
>  tools/virtiofsd/fuse_lowlevel.c               | 19 ++++
>  tools/virtiofsd/fuse_lowlevel.h               | 13 +++
>  tools/virtiofsd/passthrough_ll.c              | 29 ++++++
>  tools/virtiofsd/passthrough_seccomp.c         |  1 +
>  24 files changed, 267 insertions(+), 27 deletions(-)
> 
> -- 
> 2.26.3
> 
-- 
Dr. David Alan Gilbert / dgilbert at redhat.com / Manchester, UK