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From: "K. Y. Srinivasan" <kys@microsoft.com>
To: gregkh@suse.de, linux-kernel@vger.kernel.org,
devel@linuxdriverproject.org, virtualization@lists.osdl.org
Cc: "K. Y. Srinivasan" <kys@microsoft.com>,
Haiyang Zhang <haiyangz@microsoft.com>,
Hank Janssen <hjanssen@microsoft.com>
Subject: [PATCH 08/22] Staging: hv: Get rid of the state media_not_present
Date: Wed, 6 Apr 2011 16:05:08 -0700 [thread overview]
Message-ID: <1302131122-15530-8-git-send-email-kys@microsoft.com> (raw)
In-Reply-To: <1302131122-15530-1-git-send-email-kys@microsoft.com>
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 <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
---
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
next prev parent reply other threads:[~2011-04-06 22:54 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-06 23:03 [RESEND][PATCH 00/22] Staging: hv: Cleanup storage drivers - Phase IV K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 01/22] Staging: hv: Get rid of blkvsc_check_events() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 02/22] Staging: hv: Enable blkvsc_ioctl() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 03/22] Staging: hv: Simplify the code for blkvsc_getgeo() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 04/22] Staging: hv: Introduce a common function for issuing commands to the device K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 05/22] Staging: hv: Get rid of blkvsc_do_read_capacity() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 06/22] Staging: hv: Get rid of blkvsc_do_read_capacity16() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 07/22] Staging: hv: Get rid of the function blkvsc_do_flush() K. Y. Srinivasan
2011-04-06 23:05 ` K. Y. Srinivasan [this message]
2011-04-06 23:05 ` [PATCH 09/22] Staging: hv: Get rid of the function blkvsc_revalidate_disk() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 10/22] Staging: hv: Simplify blkvsc_init_rw() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 11/22] Staging: hv: Get rid of some DPRINT_INFO() statements K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 12/22] Staging: hv: Get rid of some DPRINT_DBG() calls K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 13/22] Staging: hv: Cleanup blkvsc_remove() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 14/22] Staging: hv: Cleanup storvsc_remove() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 15/22] Staging: hv: Get rid of the code to manage removable media K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 16/22] Staging: hv: Get rid of some DPRINT_ERR() calls K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 17/22] Staging: hv: Get rid of an unnecessary check in blkvsc_probe() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 18/22] Staging: hv: Cleanup blkvsc_open() K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 19/22] Staging: hv: Fix a jump label (Cleanup) in blkvsc_drv K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 20/22] Staging: hv: Fix a jump label (Remove) in blkvsc_drv.c K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 21/22] Staging: hv: Introduce a function to map channel properties onto block device info K. Y. Srinivasan
2011-04-06 23:05 ` [PATCH 22/22] Staging: hv: Get rid of IDE details from blkvsc_drv.c K. Y. Srinivasan
-- strict thread matches above, loose matches on Subject: below --
2011-04-04 22:46 [PATCH 00/22] Staging: hv: Cleanup storage drivers - Phase IV K. Y. Srinivasan
2011-04-04 22:47 ` [PATCH 01/22] Staging: hv: Get rid of blkvsc_media_changed() K. Y. Srinivasan
2011-04-04 22:47 ` [PATCH 08/22] Staging hv: Get rid of the state media_not_present K. Y. Srinivasan
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