diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2011-08-02 11:35:54 +0530 |
|---|---|---|
| committer | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2011-09-22 21:38:52 +0530 |
| commit | 0174fe73e605311598d9e7f03e95be9705a3e0e7 (patch) | |
| tree | f0336eb862e56d38b3081079f5407d61b15ba7a0 | |
| parent | 2289be19aecc290263ef1f3c1f4a0e9ea32aaad6 (diff) | |
hw/9pfs: Add init callback to fs driver
This call back can be used to do fs driver specific initialization.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
| -rw-r--r-- | fsdev/file-op-9p.h | 2 | ||||
| -rw-r--r-- | hw/9pfs/virtio-9p-device.c | 7 | ||||
| -rw-r--r-- | hw/9pfs/virtio-9p-local.c | 7 |
3 files changed, 14 insertions, 2 deletions
diff --git a/fsdev/file-op-9p.h b/fsdev/file-op-9p.h index 8a7dbdbea4..5221d6d798 100644 --- a/fsdev/file-op-9p.h +++ b/fsdev/file-op-9p.h @@ -19,6 +19,7 @@ #include <sys/stat.h> #include <sys/uio.h> #include <sys/vfs.h> + #define SM_LOCAL_MODE_BITS 0600 #define SM_LOCAL_DIR_MODE_BITS 0700 @@ -66,6 +67,7 @@ void cred_init(FsCred *); typedef struct FileOperations { + int (*init)(struct FsContext *); int (*lstat)(FsContext *, V9fsPath *, struct stat *); ssize_t (*readlink)(FsContext *, V9fsPath *, char *, size_t); int (*chmod)(FsContext *, V9fsPath *, FsCred *); diff --git a/hw/9pfs/virtio-9p-device.c b/hw/9pfs/virtio-9p-device.c index eea70cb1f3..1ffe95b83b 100644 --- a/hw/9pfs/virtio-9p-device.c +++ b/hw/9pfs/virtio-9p-device.c @@ -45,7 +45,7 @@ static void virtio_9p_get_config(VirtIODevice *vdev, uint8_t *config) } VirtIODevice *virtio_9p_init(DeviceState *dev, V9fsConf *conf) - { +{ V9fsState *s; int i, len; struct stat stat; @@ -133,6 +133,11 @@ VirtIODevice *virtio_9p_init(DeviceState *dev, V9fsConf *conf) s->fid_list = NULL; qemu_co_rwlock_init(&s->rename_lock); + if (s->ops->init(&s->ctx) < 0) { + fprintf(stderr, "Virtio-9p Failed to initialize fs-driver with id:%s" + " and export path:%s\n", conf->fsdev_id, s->ctx.fs_root); + exit(1); + } if (v9fs_init_worker_threads() < 0) { fprintf(stderr, "worker thread initialization failed\n"); exit(1); diff --git a/hw/9pfs/virtio-9p-local.c b/hw/9pfs/virtio-9p-local.c index 55f62f9570..61954fefec 100644 --- a/hw/9pfs/virtio-9p-local.c +++ b/hw/9pfs/virtio-9p-local.c @@ -21,7 +21,6 @@ #include <sys/un.h> #include <attr/xattr.h> - static int local_lstat(FsContext *fs_ctx, V9fsPath *fs_path, struct stat *stbuf) { int err; @@ -646,7 +645,13 @@ static int local_unlinkat(FsContext *ctx, V9fsPath *dir, return ret; } +static int local_init(FsContext *ctx) +{ + return 0; +} + FileOperations local_ops = { + .init = local_init, .lstat = local_lstat, .readlink = local_readlink, .close = local_close, |