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[Qemu-devel] [PATCH 08/11] sheepdog: add SD_RES_READONLY result code
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PATCH 08/11] sheepdog: add SD_RES_READONLY result code |
Date: |
Fri, 26 Apr 2013 13:44:36 +0200 |
From: MORITA Kazutaka <address@hidden>
Sheepdog returns SD_RES_READONLY when qemu sends write requests to the
snapshot vdi. This adds the result code and makes sd_strerror() print
its error reason.
Signed-off-by: MORITA Kazutaka <address@hidden>
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
block/sheepdog.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/block/sheepdog.c b/block/sheepdog.c
index 4326664..f4e7204 100644
--- a/block/sheepdog.c
+++ b/block/sheepdog.c
@@ -68,6 +68,7 @@
#define SD_RES_WAIT_FOR_JOIN 0x17 /* Waiting for other nodes joining */
#define SD_RES_JOIN_FAILED 0x18 /* Target node had failed to join sheepdog */
#define SD_RES_HALT 0x19 /* Sheepdog is stopped serving IO request */
+#define SD_RES_READONLY 0x1A /* Object is read-only */
/*
* Object ID rules
@@ -349,6 +350,7 @@ static const char * sd_strerror(int err)
{SD_RES_WAIT_FOR_JOIN, "Sheepdog is waiting for other nodes joining"},
{SD_RES_JOIN_FAILED, "Target node had failed to join sheepdog"},
{SD_RES_HALT, "Sheepdog is stopped serving IO request"},
+ {SD_RES_READONLY, "Object is read-only"},
};
for (i = 0; i < ARRAY_SIZE(errors); ++i) {
--
1.8.1.4
- [Qemu-devel] [PATCH 02/11] sheepdog: add discard/trim support for sheepdog, (continued)
- [Qemu-devel] [PATCH 02/11] sheepdog: add discard/trim support for sheepdog, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 03/11] sheepdog: use BDRV_SECTOR_SIZE, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 04/11] qemu-iotests: A few more bdrv_pread/pwrite tests, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 04/11] sheepdog: implement .bdrv_co_is_allocated(), Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 05/11] block: Disable driver-specific options for 1.5, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 05/11] qemu-iotests: Add test for -drive options, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 06/11] rbd: Fix use after free in rbd_open(), Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 06/11] qemu-iotests: filter QEMU_PROG in 051.out, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 07/11] ide: refuse WIN_READ_NATIVE_MAX on empty device, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 07/11] sheepdog: cleanup find_vdi_name, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 08/11] sheepdog: add SD_RES_READONLY result code,
Stefan Hajnoczi <=
- [Qemu-devel] [PATCH 09/11] block: ssh: Use libssh2_sftp_fsync (if supported by libssh2) to flush to disk., Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 08/11] block: Add support for Secure Shell (ssh) block device., Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 09/11] sheepdog: add helper function to reload inode, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 10/11] sheepdog: resend write requests when SD_RES_READONLY is received, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 10/11] iotests: Add 'check -ssh' option to test Secure Shell block device., Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 11/11] rbd: add an asynchronous flush, Stefan Hajnoczi, 2013/04/26
- [Qemu-devel] [PATCH 11/11] sheepdog: fix loadvm operation, Stefan Hajnoczi, 2013/04/26