diff --git a/fsdev/file-op-9p.h b/fsdev/file-op-9p.h index 1928da2525..a85ecd30b0 100644 --- a/fsdev/file-op-9p.h +++ b/fsdev/file-op-9p.h @@ -112,10 +112,10 @@ typedef struct FileOperations ssize_t (*pwritev)(FsContext *, V9fsFidOpenState *, const struct iovec *, int, off_t); int (*mkdir)(FsContext *, V9fsPath *, const char *, FsCred *); - int (*fstat)(FsContext *, V9fsFidOpenState *, struct stat *); + int (*fstat)(FsContext *, int, V9fsFidOpenState *, struct stat *); int (*rename)(FsContext *, const char *, const char *); int (*truncate)(FsContext *, V9fsPath *, off_t); - int (*fsync)(FsContext *, V9fsFidOpenState *, int); + int (*fsync)(FsContext *, int, V9fsFidOpenState *, int); int (*statfs)(FsContext *s, V9fsPath *path, struct statfs *stbuf); ssize_t (*lgetxattr)(FsContext *, V9fsPath *, const char *, void *, size_t); diff --git a/hw/9pfs/cofile.c b/hw/9pfs/cofile.c index 586b0382f6..b15838c1e6 100644 --- a/hw/9pfs/cofile.c +++ b/hw/9pfs/cofile.c @@ -71,7 +71,7 @@ int v9fs_co_fstat(V9fsPDU *pdu, V9fsFidState *fidp, struct stat *stbuf) } v9fs_co_run_in_worker( { - err = s->ops->fstat(&s->ctx, &fidp->fs, stbuf); + err = s->ops->fstat(&s->ctx, fidp->fid_type, &fidp->fs, stbuf); if (err < 0) { err = -errno; } @@ -192,7 +192,7 @@ int v9fs_co_fsync(V9fsPDU *pdu, V9fsFidState *fidp, int datasync) } v9fs_co_run_in_worker( { - err = s->ops->fsync(&s->ctx, &fidp->fs, datasync); + err = s->ops->fsync(&s->ctx, fidp->fid_type, &fidp->fs, datasync); if (err < 0) { err = -errno; } diff --git a/hw/9pfs/virtio-9p-handle.c b/hw/9pfs/virtio-9p-handle.c index a62f690eed..f97d8984bd 100644 --- a/hw/9pfs/virtio-9p-handle.c +++ b/hw/9pfs/virtio-9p-handle.c @@ -255,10 +255,17 @@ static int handle_mkdir(FsContext *fs_ctx, V9fsPath *dir_path, return ret; } -static int handle_fstat(FsContext *fs_ctx, V9fsFidOpenState *fs, - struct stat *stbuf) +static int handle_fstat(FsContext *fs_ctx, int fid_type, + V9fsFidOpenState *fs, struct stat *stbuf) { - return fstat(fs->fd, stbuf); + int fd; + + if (fid_type == P9_FID_DIR) { + fd = dirfd(fs->dir); + } else { + fd = fs->fd; + } + return fstat(fd, stbuf); } static int handle_open2(FsContext *fs_ctx, V9fsPath *dir_path, const char *name, @@ -395,12 +402,21 @@ static int handle_remove(FsContext *ctx, const char *path) return -1; } -static int handle_fsync(FsContext *ctx, V9fsFidOpenState *fs, int datasync) +static int handle_fsync(FsContext *ctx, int fid_type, + V9fsFidOpenState *fs, int datasync) { - if (datasync) { - return qemu_fdatasync(fs->fd); + int fd; + + if (fid_type == P9_FID_DIR) { + fd = dirfd(fs->dir); } else { - return fsync(fs->fd); + fd = fs->fd; + } + + if (datasync) { + return qemu_fdatasync(fd); + } else { + return fsync(fd); } } diff --git a/hw/9pfs/virtio-9p-local.c b/hw/9pfs/virtio-9p-local.c index 99ef0cd333..371a94dfff 100644 --- a/hw/9pfs/virtio-9p-local.c +++ b/hw/9pfs/virtio-9p-local.c @@ -366,11 +366,18 @@ out: return err; } -static int local_fstat(FsContext *fs_ctx, +static int local_fstat(FsContext *fs_ctx, int fid_type, V9fsFidOpenState *fs, struct stat *stbuf) { - int err; - err = fstat(fs->fd, stbuf); + int err, fd; + + if (fid_type == P9_FID_DIR) { + fd = dirfd(fs->dir); + } else { + fd = fs->fd; + } + + err = fstat(fd, stbuf); if (err) { return err; } @@ -381,19 +388,19 @@ static int local_fstat(FsContext *fs_ctx, mode_t tmp_mode; dev_t tmp_dev; - if (fgetxattr(fs->fd, "user.virtfs.uid", + if (fgetxattr(fd, "user.virtfs.uid", &tmp_uid, sizeof(uid_t)) > 0) { stbuf->st_uid = tmp_uid; } - if (fgetxattr(fs->fd, "user.virtfs.gid", + if (fgetxattr(fd, "user.virtfs.gid", &tmp_gid, sizeof(gid_t)) > 0) { stbuf->st_gid = tmp_gid; } - if (fgetxattr(fs->fd, "user.virtfs.mode", + if (fgetxattr(fd, "user.virtfs.mode", &tmp_mode, sizeof(mode_t)) > 0) { stbuf->st_mode = tmp_mode; } - if (fgetxattr(fs->fd, "user.virtfs.rdev", + if (fgetxattr(fd, "user.virtfs.rdev", &tmp_dev, sizeof(dev_t)) > 0) { stbuf->st_rdev = tmp_dev; } @@ -592,12 +599,21 @@ static int local_remove(FsContext *ctx, const char *path) return remove(rpath(ctx, path, buffer)); } -static int local_fsync(FsContext *ctx, V9fsFidOpenState *fs, int datasync) +static int local_fsync(FsContext *ctx, int fid_type, + V9fsFidOpenState *fs, int datasync) { - if (datasync) { - return qemu_fdatasync(fs->fd); + int fd; + + if (fid_type == P9_FID_DIR) { + fd = dirfd(fs->dir); } else { - return fsync(fs->fd); + fd = fs->fd; + } + + if (datasync) { + return qemu_fdatasync(fd); + } else { + return fsync(fd); } } diff --git a/hw/9pfs/virtio-9p-synth.c b/hw/9pfs/virtio-9p-synth.c index f573616363..92e0b09d38 100644 --- a/hw/9pfs/virtio-9p-synth.c +++ b/hw/9pfs/virtio-9p-synth.c @@ -166,7 +166,7 @@ static int v9fs_synth_lstat(FsContext *fs_ctx, return 0; } -static int v9fs_synth_fstat(FsContext *fs_ctx, +static int v9fs_synth_fstat(FsContext *fs_ctx, int fid_type, V9fsFidOpenState *fs, struct stat *stbuf) { V9fsSynthOpenState *synth_open = fs->private; @@ -414,7 +414,8 @@ static int v9fs_synth_remove(FsContext *ctx, const char *path) return -1; } -static int v9fs_synth_fsync(FsContext *ctx, V9fsFidOpenState *fs, int datasync) +static int v9fs_synth_fsync(FsContext *ctx, int fid_type, + V9fsFidOpenState *fs, int datasync) { errno = ENOSYS; return 0;