From: "Benoît Canet" <benoit.canet@gmail.com>
To: qemu-devel@nongnu.org
Cc: kwolf@redhat.com, stefanha@linux.vnet.ibm.com,
blauwirbel@gmail.com, anthony@codemonkey.ws, pbonzini@redhat.com,
eblake@redhat.com, afaerber@suse.de,
"Benoît Canet" <benoit@irqsave.net>
Subject: [Qemu-devel] [RFC V4 2/9] quorum: Create BDRVQuorumState and BlkDriver and do init.
Date: Mon, 20 Aug 2012 13:47:56 +0200 [thread overview]
Message-ID: <1345463283-9684-3-git-send-email-benoit@irqsave.net> (raw)
In-Reply-To: <1345463283-9684-1-git-send-email-benoit@irqsave.net>
Signed-off-by: Benoit Canet <benoit@irqsave.net>
---
block/quorum.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/block/quorum.c b/block/quorum.c
index 65a6b55..19a9a44 100644
--- a/block/quorum.c
+++ b/block/quorum.c
@@ -15,6 +15,13 @@
#include "block_int.h"
+typedef struct {
+ BlockDriverState **bs;
+ int threshold;
+ int total;
+ char **filenames;
+} BDRVQuorumState;
+
typedef struct QuorumAIOCB QuorumAIOCB;
typedef struct QuorumSingleAIOCB {
@@ -26,6 +33,7 @@ typedef struct QuorumSingleAIOCB {
struct QuorumAIOCB {
BlockDriverAIOCB common;
+ BDRVQuorumState *bqs;
QEMUBH *bh;
/* Request metadata */
@@ -43,3 +51,17 @@ struct QuorumAIOCB {
void (*vote)(QuorumAIOCB *acb);
int vote_ret;
};
+
+static BlockDriver bdrv_quorum = {
+ .format_name = "quorum",
+ .protocol_name = "quorum",
+
+ .instance_size = sizeof(BDRVQuorumState),
+};
+
+static void bdrv_quorum_init(void)
+{
+ bdrv_register(&bdrv_quorum);
+}
+
+block_init(bdrv_quorum_init);
--
1.7.9.5
next prev parent reply other threads:[~2012-08-20 11:48 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-20 11:47 [Qemu-devel] [RFC V4 0/9] Quorum disk image corruption resiliency Benoît Canet
2012-08-20 11:47 ` [Qemu-devel] [RFC V4 1/9] quorum: Create quorum.c, add QuorumSingleAIOCB and QuorumAIOCB Benoît Canet
2012-08-20 11:47 ` Benoît Canet [this message]
2012-08-20 11:47 ` [Qemu-devel] [RFC V4 3/9] quorum: Add quorum_open() and quorum_close() Benoît Canet
2012-08-20 19:47 ` Blue Swirl
2012-08-20 20:37 ` Eric Blake
2012-08-21 10:13 ` Benoît Canet
2012-08-20 11:47 ` [Qemu-devel] [RFC V4 4/9] quorum: Add quorum_aio_writev and its dependencies Benoît Canet
2012-08-20 11:47 ` [Qemu-devel] [RFC V4 5/9] blkverify: Extract qemu_iovec_clone() and qemu_iovec_compare() from blkverify Benoît Canet
2012-08-20 11:48 ` [Qemu-devel] [RFC V4 6/9] quorum: Add quorum_co_flush() Benoît Canet
2012-08-20 11:48 ` [Qemu-devel] [RFC V4 7/9] quorum: Add quorum_aio_readv Benoît Canet
2012-08-20 11:48 ` [Qemu-devel] [RFC V4 8/9] quorum: Add quorum mechanism Benoît Canet
2012-08-20 11:48 ` [Qemu-devel] [RFC V4 9/9] quorum: Add quorum_getlength() Benoît Canet
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