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[Qemu-devel] [PATCH 2/3] sheepdog: add SD_RES_READONLY result code
From: |
MORITA Kazutaka |
Subject: |
[Qemu-devel] [PATCH 2/3] sheepdog: add SD_RES_READONLY result code |
Date: |
Thu, 25 Apr 2013 19:37:42 +0900 |
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>
---
block/sheepdog.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
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) {
--
1.7.2.5