From mboxrd@z Thu Jan 1 00:00:00 1970 From: "K. Y. Srinivasan" Subject: [PATCH 07/21] Staging: hv: Get rid of the state media_not_present Date: Fri, 22 Apr 2011 14:55:12 -0700 Message-ID: <1303509326-3094-7-git-send-email-kys@microsoft.com> References: <1303509246-3053-1-git-send-email-kys@microsoft.com> <1303509326-3094-1-git-send-email-kys@microsoft.com> Return-path: In-Reply-To: <1303509326-3094-1-git-send-email-kys@microsoft.com> Sender: linux-kernel-owner@vger.kernel.org To: gregkh@suse.de, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, virtualization@lists.osdl.org Cc: "K. Y. Srinivasan" , Haiyang Zhang , Hank Janssen List-Id: virtualization@lists.linuxfoundation.org The block driver in Hyper-V does not handle removable media, get rid of the media_not_present state. Signed-off-by: K. Y. Srinivasan Signed-off-by: Haiyang Zhang Signed-off-by: Hank Janssen --- drivers/staging/hv/blkvsc_drv.c | 9 +-------- 1 files changed, 1 insertions(+), 8 deletions(-) diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c index a7ae437..4c248b7 100644 --- a/drivers/staging/hv/blkvsc_drv.c +++ b/drivers/staging/hv/blkvsc_drv.c @@ -103,7 +103,6 @@ struct block_device_context { unsigned int device_id_len; int num_outstanding_reqs; int shutting_down; - int media_not_present; unsigned int sector_size; sector_t capacity; unsigned int port; @@ -446,7 +445,6 @@ static int blkvsc_do_operation(struct block_device_context *blkdev, case DO_CAPACITY: blkdev->sector_size = 0; blkdev->capacity = 0; - blkdev->media_not_present = 0; /* assume a disk is present */ blkvsc_req->cmnd[0] = READ_CAPACITY; blkvsc_req->cmd_len = 16; @@ -473,10 +471,6 @@ static int blkvsc_do_operation(struct block_device_context *blkdev, scsi_normalize_sense(blkvsc_req->sense_buffer, SCSI_SENSE_BUFFERSIZE, &sense_hdr); - if (sense_hdr.asc == 0x3A) - /* Medium not present */ - blkdev->media_not_present = 1; - return 0; } @@ -964,8 +958,7 @@ static void blkvsc_request(struct request_queue *queue) DPRINT_DBG(BLKVSC_DRV, "- req %p\n", req); blkdev = req->rq_disk->private_data; - if (blkdev->shutting_down || req->cmd_type != REQ_TYPE_FS || - blkdev->media_not_present) { + if (blkdev->shutting_down || req->cmd_type != REQ_TYPE_FS) { __blk_end_request_cur(req, 0); continue; } -- 1.7.4.1