audk/OvmfPkg/VirtioFsDxe/SimpleFsFlush.c

50 lines
1.1 KiB
C

/** @file
EFI_FILE_PROTOCOL.Flush() member function for the Virtio Filesystem driver.
Copyright (C) 2020, Red Hat, Inc.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "VirtioFsDxe.h"
EFI_STATUS
EFIAPI
VirtioFsSimpleFileFlush (
IN EFI_FILE_PROTOCOL *This
)
{
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;
}