[Virtio-fs] [edk2 PATCH 00/48] ArmVirtPkg, OvmfPkg: virtio filesystem driver
Ard Biesheuvel
ard.biesheuvel at arm.com
Fri Dec 18 17:44:20 UTC 2020
On 12/16/20 10:10 PM, Laszlo Ersek wrote:
> Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=3097
> Repo: https://pagure.io/lersek/edk2.git
> Branch: virtio-fs (@ b8fd76d649d2)
>
> The first commit and the bugzilla ticket state the use case.
>
> References, including setup instructions:
> - https://libvirt.org/kbase/virtiofs.html
> - https://virtio-fs.gitlab.io/
>
> Useful UEFI shell commands for testing: output redirections, attrib,
> connect, cp, disconnect, edit, eficompress, efidecompress, hexedit, ls,
> map, mkdir, mv, rm, setsize, timezone, touch, type, vol.
>
> The series is largely structured as follows:
> - helper functions and FUSE command wrappers are implemented as required
> by the next EFI_FILE_PROTOCOL interface,
> - said EFI_FILE_PROTOCOL interface is implemented,
> - lather, rinse, repeat.
>
> Cc: Ard Biesheuvel <ard.biesheuvel at arm.com>
> Cc: Jordan Justen <jordan.l.justen at intel.com>
> Cc: Leif Lindholm <leif at nuviainc.com>
> Cc: Philippe Mathieu-Daudé <philmd at redhat.com>
>
> Thanks,
> Laszlo
>
> Laszlo Ersek (48):
> OvmfPkg: introduce VirtioFsDxe
> ArmVirtPkg: include VirtioFsDxe in the ArmVirtQemu* platforms
> OvmfPkg/VirtioFsDxe: DriverBinding: open VirtioDevice, install
> SimpleFs
> OvmfPkg/VirtioFsDxe: implement virtio device (un)initialization
> OvmfPkg/VirtioFsDxe: add a scatter-gather list data type
> OvmfPkg/VirtioFsDxe: introduce the basic FUSE request/response headers
> OvmfPkg/VirtioFsDxe: map "errno" values to EFI_STATUS
> OvmfPkg/VirtioFsDxe: submit the FUSE_INIT request to the device
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_OPENDIR
> OvmfPkg/VirtioFsDxe: add shared wrapper for FUSE_RELEASE /
> FUSE_RELEASEDIR
> OvmfPkg/VirtioFsDxe: implement
> EFI_SIMPLE_FILE_SYSTEM_PROTOCOL.OpenVolume()
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_FORGET
> OvmfPkg/VirtioFsDxe: add a shared wrapper for FUSE_FSYNC /
> FUSE_FSYNCDIR
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_FLUSH
> OvmfPkg/VirtioFsDxe: flush, sync, release and forget in Close() /
> Delete()
> OvmfPkg/VirtioFsDxe: add helper for appending and sanitizing paths
> OvmfPkg/VirtioFsDxe: manage path lifecycle in OpenVolume, Close,
> Delete
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_OPEN
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_MKDIR
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_CREATE
> OvmfPkg/VirtioFsDxe: convert FUSE inode attributes to EFI_FILE_INFO
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_LOOKUP
> OvmfPkg/VirtioFsDxe: split canon. path into last parent + last
> component
> OvmfPkg/VirtioFsDxe: add a shared wrapper for FUSE_UNLINK / FUSE_RMDIR
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_GETATTR
> OvmfPkg/VirtioFsDxe: implement EFI_FILE_PROTOCOL.Open()
> OvmfPkg/VirtioFsDxe: erase the dir. entry in
> EFI_FILE_PROTOCOL.Delete()
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_STATFS
> OvmfPkg/VirtioFsDxe: add helper for formatting UEFI basenames
> OvmfPkg/VirtioFsDxe: implement EFI_FILE_PROTOCOL.GetInfo()
> OvmfPkg/VirtioFsDxe: implement EFI_FILE_PROTOCOL.GetPosition,
> .SetPosition
> OvmfPkg/VirtioFsDxe: add a shared wrapper for FUSE_READ /
> FUSE_READDIRPLUS
> OvmfPkg/VirtioFsDxe: implement EFI_FILE_PROTOCOL.Read() for regular
> files
> OvmfPkg/VirtioFsDxe: convert FUSE dirent filename to EFI_FILE_INFO
> OvmfPkg/VirtioFsDxe: add EFI_FILE_INFO cache fields to VIRTIO_FS_FILE
> OvmfPkg/VirtioFsDxe: implement EFI_FILE_PROTOCOL.Read() for
> directories
> OvmfPkg/VirtioFsDxe: implement EFI_FILE_PROTOCOL.Flush()
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_WRITE
> OvmfPkg/VirtioFsDxe: implement EFI_FILE_PROTOCOL.Write()
> OvmfPkg/VirtioFsDxe: handle the volume label in
> EFI_FILE_PROTOCOL.SetInfo
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_RENAME2
> OvmfPkg/VirtioFsDxe: add helper for composing rename/move destination
> path
> OvmfPkg/VirtioFsDxe: handle file rename/move in
> EFI_FILE_PROTOCOL.SetInfo
> OvmfPkg/VirtioFsDxe: implement the wrapper function for FUSE_SETATTR
> OvmfPkg/VirtioFsDxe: add helper for determining file size update
> OvmfPkg/VirtioFsDxe: add helper for determining access time updates
> OvmfPkg/VirtioFsDxe: add helper for determining file mode bits update
> OvmfPkg/VirtioFsDxe: handle attribute updates in
> EFI_FILE_PROTOCOL.SetInfo
>
This looks carefully crafted, and modulo my two questions, I won't be
able to spend more time on this than I have going through these patches
today.
So please feel free to merge this whenever you feel it's ready.
For the series,
Acked-by: Ard Biesheuvel <ard.biesheuvel at arm.com>
> ArmVirtPkg/ArmVirtQemu.dsc | 3 +-
> ArmVirtPkg/ArmVirtQemuFvMain.fdf.inc | 3 +-
> ArmVirtPkg/ArmVirtQemuKernel.dsc | 3 +-
> OvmfPkg/Include/IndustryStandard/Virtio10.h | 5 +
> OvmfPkg/Include/IndustryStandard/VirtioFs.h | 454 ++++
> OvmfPkg/OvmfPkgIa32.dsc | 2 +
> OvmfPkg/OvmfPkgIa32.fdf | 1 +
> OvmfPkg/OvmfPkgIa32X64.dsc | 2 +
> OvmfPkg/OvmfPkgIa32X64.fdf | 1 +
> OvmfPkg/OvmfPkgX64.dsc | 2 +
> OvmfPkg/OvmfPkgX64.fdf | 1 +
> OvmfPkg/VirtioFsDxe/DriverBinding.c | 232 ++
> OvmfPkg/VirtioFsDxe/FuseFlush.c | 111 +
> OvmfPkg/VirtioFsDxe/FuseForget.c | 85 +
> OvmfPkg/VirtioFsDxe/FuseFsync.c | 121 +
> OvmfPkg/VirtioFsDxe/FuseGetAttr.c | 116 +
> OvmfPkg/VirtioFsDxe/FuseInit.c | 142 ++
> OvmfPkg/VirtioFsDxe/FuseLookup.c | 148 ++
> OvmfPkg/VirtioFsDxe/FuseMkDir.c | 134 ++
> OvmfPkg/VirtioFsDxe/FuseOpen.c | 126 +
> OvmfPkg/VirtioFsDxe/FuseOpenDir.c | 120 +
> OvmfPkg/VirtioFsDxe/FuseOpenOrCreate.c | 155 ++
> OvmfPkg/VirtioFsDxe/FuseRead.c | 191 ++
> OvmfPkg/VirtioFsDxe/FuseRelease.c | 121 +
> OvmfPkg/VirtioFsDxe/FuseRename.c | 131 ++
> OvmfPkg/VirtioFsDxe/FuseSetAttr.c | 174 ++
> OvmfPkg/VirtioFsDxe/FuseStatFs.c | 102 +
> OvmfPkg/VirtioFsDxe/FuseUnlink.c | 114 +
> OvmfPkg/VirtioFsDxe/FuseWrite.c | 155 ++
> OvmfPkg/VirtioFsDxe/Helpers.c | 2416 ++++++++++++++++++++
> OvmfPkg/VirtioFsDxe/SimpleFsClose.c | 68 +
> OvmfPkg/VirtioFsDxe/SimpleFsDelete.c | 110 +
> OvmfPkg/VirtioFsDxe/SimpleFsFlush.c | 42 +
> OvmfPkg/VirtioFsDxe/SimpleFsGetInfo.c | 209 ++
> OvmfPkg/VirtioFsDxe/SimpleFsGetPosition.c | 27 +
> OvmfPkg/VirtioFsDxe/SimpleFsOpen.c | 505 ++++
> OvmfPkg/VirtioFsDxe/SimpleFsOpenVolume.c | 98 +
> OvmfPkg/VirtioFsDxe/SimpleFsRead.c | 434 ++++
> OvmfPkg/VirtioFsDxe/SimpleFsSetInfo.c | 582 +++++
> OvmfPkg/VirtioFsDxe/SimpleFsSetPosition.c | 67 +
> OvmfPkg/VirtioFsDxe/SimpleFsWrite.c | 81 +
> OvmfPkg/VirtioFsDxe/VirtioFsDxe.h | 544 +++++
> OvmfPkg/VirtioFsDxe/VirtioFsDxe.inf | 136 ++
> 43 files changed, 8271 insertions(+), 3 deletions(-)
> create mode 100644 OvmfPkg/Include/IndustryStandard/VirtioFs.h
> create mode 100644 OvmfPkg/VirtioFsDxe/DriverBinding.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseFlush.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseForget.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseFsync.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseGetAttr.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseInit.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseLookup.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseMkDir.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseOpen.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseOpenDir.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseOpenOrCreate.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseRead.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseRelease.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseRename.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseSetAttr.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseStatFs.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseUnlink.c
> create mode 100644 OvmfPkg/VirtioFsDxe/FuseWrite.c
> create mode 100644 OvmfPkg/VirtioFsDxe/Helpers.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsClose.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsDelete.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsFlush.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsGetInfo.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsGetPosition.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsOpen.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsOpenVolume.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsRead.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsSetInfo.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsSetPosition.c
> create mode 100644 OvmfPkg/VirtioFsDxe/SimpleFsWrite.c
> create mode 100644 OvmfPkg/VirtioFsDxe/VirtioFsDxe.h
> create mode 100644 OvmfPkg/VirtioFsDxe/VirtioFsDxe.inf
>
>
> base-commit: e6ae24e1d676bb2bdc0fc715b49b04908f41fc10
>
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