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| author | Laszlo Ersek <lersek@redhat.com> | 2020-12-16 22:11:14 +0100 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2020-12-21 17:16:23 +0000 |
| commit | 867cb9f60caf35d44600b6bdc3dc5252b83de9a1 (patch) | |
| tree | f8b12757557522865e1b7cbdc8abcddebc46e6c2 /OvmfPkg/VirtioFsDxe/SimpleFsFlush.c | |
| parent | eb0b79586feaa448136f023575ea3c8916381136 (diff) | |
| download | edk2-867cb9f60caf35d44600b6bdc3dc5252b83de9a1.tar.gz edk2-867cb9f60caf35d44600b6bdc3dc5252b83de9a1.tar.bz2 edk2-867cb9f60caf35d44600b6bdc3dc5252b83de9a1.zip | |
OvmfPkg/VirtioFsDxe: implement EFI_FILE_PROTOCOL.Flush()
For directories, implement EFI_FILE_PROTOCOL.Flush() by sending the
FUSE_FSYNCDIR command to the Virtio Filesystem device.
For regular files, send FUSE_FLUSH, followed by FUSE_FSYNC.
Cc: Ard Biesheuvel <ard.biesheuvel@arm.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Philippe Mathieu-Daudé <philmd@redhat.com>
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=3097
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Message-Id: <20201216211125.19496-38-lersek@redhat.com>
Acked-by: Ard Biesheuvel <ard.biesheuvel@arm.com>
Diffstat (limited to 'OvmfPkg/VirtioFsDxe/SimpleFsFlush.c')
| -rw-r--r-- | OvmfPkg/VirtioFsDxe/SimpleFsFlush.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/OvmfPkg/VirtioFsDxe/SimpleFsFlush.c b/OvmfPkg/VirtioFsDxe/SimpleFsFlush.c index e48d92140f..ba4a611e5a 100644 --- a/OvmfPkg/VirtioFsDxe/SimpleFsFlush.c +++ b/OvmfPkg/VirtioFsDxe/SimpleFsFlush.c @@ -14,5 +14,29 @@ VirtioFsSimpleFileFlush ( IN EFI_FILE_PROTOCOL *This
)
{
- return EFI_NO_MEDIA;
+ VIRTIO_FS_FILE *VirtioFsFile;
+ VIRTIO_FS *VirtioFs;
+ EFI_STATUS Status;
+
+ VirtioFsFile = VIRTIO_FS_FILE_FROM_SIMPLE_FILE (This);
+ VirtioFs = VirtioFsFile->OwnerFs;
+
+ if (!VirtioFsFile->IsOpenForWriting) {
+ return EFI_ACCESS_DENIED;
+ }
+
+ //
+ // FUSE_FLUSH is for regular files only.
+ //
+ if (!VirtioFsFile->IsDirectory) {
+ Status = VirtioFsFuseFlush (VirtioFs, VirtioFsFile->NodeId,
+ VirtioFsFile->FuseHandle);
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+ }
+
+ Status = VirtioFsFuseFsyncFileOrDir (VirtioFs, VirtioFsFile->NodeId,
+ VirtioFsFile->FuseHandle, VirtioFsFile->IsDirectory);
+ return Status;
}
|