From: "Benoît Canet" <benoit@irqsave.net>
To: qemu-devel@nongnu.org
Cc: kwolf@redhat.com, pbonzini@redhat.com,
"Benoît Canet" <benoit@irqsave.net>,
stefanha@redhat.com
Subject: [Qemu-devel] [RFC V5 04/36] qcow2: Make update_refcount public.
Date: Wed, 16 Jan 2013 17:24:25 +0100 [thread overview]
Message-ID: <1358353497-5292-5-git-send-email-benoit@irqsave.net> (raw)
In-Reply-To: <1358353497-5292-1-git-send-email-benoit@irqsave.net>
Signed-off-by: Benoit Canet <benoit@irqsave.net>
---
block/qcow2-refcount.c | 6 +-----
block/qcow2.h | 2 ++
2 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/block/qcow2-refcount.c b/block/qcow2-refcount.c
index 6a95aa6..e014b0e 100644
--- a/block/qcow2-refcount.c
+++ b/block/qcow2-refcount.c
@@ -27,10 +27,6 @@
#include "block/qcow2.h"
static int64_t alloc_clusters_noref(BlockDriverState *bs, int64_t size);
-static int QEMU_WARN_UNUSED_RESULT update_refcount(BlockDriverState *bs,
- int64_t offset, int64_t length,
- int addend);
-
/*********************************************************/
/* refcount handling */
@@ -413,7 +409,7 @@ fail_block:
}
/* XXX: cache several refcount block clusters ? */
-static int QEMU_WARN_UNUSED_RESULT update_refcount(BlockDriverState *bs,
+int QEMU_WARN_UNUSED_RESULT update_refcount(BlockDriverState *bs,
int64_t offset, int64_t length, int addend)
{
BDRVQcowState *s = bs->opaque;
diff --git a/block/qcow2.h b/block/qcow2.h
index 1fceb65..803aeda 100644
--- a/block/qcow2.h
+++ b/block/qcow2.h
@@ -399,6 +399,8 @@ int qcow2_update_snapshot_refcount(BlockDriverState *bs,
int qcow2_check_refcounts(BlockDriverState *bs, BdrvCheckResult *res,
BdrvCheckMode fix);
+int QEMU_WARN_UNUSED_RESULT update_refcount(BlockDriverState *bs,
+ int64_t offset, int64_t length, int addend);
/* qcow2-cluster.c functions */
int qcow2_grow_l1_table(BlockDriverState *bs, int min_size, bool exact_size);
--
1.7.10.4
next prev parent reply other threads:[~2013-01-16 16:25 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-16 16:24 [Qemu-devel] [RFC V5 00/36] QCOW2 deduplication core functionality Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 01/36] qcow2: Add deduplication to the qcow2 specification Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 02/36] qcow2: Add deduplication structures and fields Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 03/36] qcow2: Add qcow2_dedup_read_missing_and_concatenate Benoît Canet
2013-01-16 16:53 ` Eric Blake
2013-01-16 16:24 ` Benoît Canet [this message]
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 05/36] qcow2: Create a way to link to l2 tables when deduplicating Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 06/36] qcow2: Add qcow2_dedup and related functions Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 07/36] qcow2: Add qcow2_dedup_store_new_hashes Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 08/36] qcow2: Implement qcow2_compute_cluster_hash Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 09/36] qcow2: Extract qcow2_dedup_grow_table Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 10/36] qcow2: Add qcow2_dedup_grow_table and use it Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 11/36] qcow2: Makes qcow2_alloc_cluster_link_l2 mark to deduplicate clusters Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 12/36] qcow2: make the deduplication forget a cluster hash when a cluster is to dedupe Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 13/36] qcow2: Create qcow2_is_cluster_to_dedup Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 14/36] qcow2: Load and save deduplication table header extension Benoît Canet
2013-01-16 17:35 ` Eric Blake
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 15/36] qcow2: Extract qcow2_do_table_init Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 16/36] qcow2-cache: Allow to choose table size at creation Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 17/36] qcow2: Extract qcow2_add_feature and qcow2_remove_feature Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 18/36] block: Add qemu-img dedup create option Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 19/36] qcow2: Add a deduplication boolean to update_refcount Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 20/36] qcow2: Drop hash for a given cluster when dedup makes refcount > 2^16/2 Benoît Canet
2013-01-16 17:46 ` Eric Blake
2013-01-21 11:51 ` Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 21/36] qcow2: Remove hash when cluster is deleted Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 22/36] qcow2: Add qcow2_dedup_is_running to probe if dedup is running Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 23/36] qcow2: Integrate deduplication in qcow2_co_writev loop Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 24/36] qcow2: Serialize write requests when deduplication is activated Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 25/36] qcow2: Add verification of dedup table Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 26/36] qcow2: Adapt checking of QCOW_OFLAG_COPIED for dedup Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 27/36] qcow2: Add check_dedup_l2 in order to check l2 of dedup table Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 28/36] qcow2: Do not overwrite existing entries with QCOW_OFLAG_COPIED Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 29/36] qcow2: Integrate SKEIN hash algorithm in deduplication Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 30/36] qcow2: Add lazy refcounts to deduplication to prevent qcow2_cache_set_dependency loops Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 31/36] qcow2: Use large L2 table for deduplication Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 32/36] qcow: Set large dedup hash block size Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 33/36] qemu-iotests: Filter dedup=on/off so existing tests don't break Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 34/36] qcow2: Add qcow2_dedup_init and qcow2_dedup_close Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 35/36] qcow2: Add qcow2_co_dedup_resume to restart deduplication Benoît Canet
2013-01-16 16:24 ` [Qemu-devel] [RFC V5 36/36] qcow2: Enable the deduplication feature Benoît Canet
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