[PATCH 02/22] Staging: hv: Enable blkvsc_ioctl()
From: "K. Y. Srinivasan" <kys@microsoft.com>
Date: 2011-04-04 22:37:06
Also in:
lkml
Subsystem:
staging subsystem, the rest · Maintainers:
Greg Kroah-Hartman, Linus Torvalds
We can support HDIO_GET_IDENTITY ioctl, enable blkvsc_ioctl(). Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: Hank Janssen <redacted> --- drivers/staging/hv/blkvsc_drv.c | 11 +++-------- 1 files changed, 3 insertions(+), 8 deletions(-)
diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c
index 1203049..12a9083 100644
--- a/drivers/staging/hv/blkvsc_drv.c
+++ b/drivers/staging/hv/blkvsc_drv.c@@ -412,23 +412,18 @@ static void blkvsc_init_rw(struct blkvsc_request *blkvsc_req) static int blkvsc_ioctl(struct block_device *bd, fmode_t mode, - unsigned cmd, unsigned long argument) + unsigned cmd, unsigned long arg) { - int ret; + struct block_device_context *blkdev = bd->bd_disk->private_data; + int ret = 0; switch (cmd) { - /* - * TODO: I think there is certain format for HDIO_GET_IDENTITY rather - * than just a GUID. Commented it out for now. - */ -#if 0 case HDIO_GET_IDENTITY: DPRINT_INFO(BLKVSC_DRV, "HDIO_GET_IDENTITY\n"); if (copy_to_user((void __user *)arg, blkdev->device_id, blkdev->device_id_len)) ret = -EFAULT; break; -#endif default: ret = -EINVAL; break;
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1.7.4.1