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[PATCH 08/19] parallels: Make mark_used() and mark_unused() global funct
From: |
Alexander Ivanov |
Subject: |
[PATCH 08/19] parallels: Make mark_used() and mark_unused() global functions |
Date: |
Mon, 2 Oct 2023 10:57:27 +0200 |
We will need these functions in parallels-ext.c too. Let them be global
functions parallels_mark_used() and parallels_mark_unused().
Signed-off-by: Alexander Ivanov <alexander.ivanov@virtuozzo.com>
---
block/parallels.c | 22 ++++++++++++----------
block/parallels.h | 5 +++++
2 files changed, 17 insertions(+), 10 deletions(-)
diff --git a/block/parallels.c b/block/parallels.c
index 8208c0bc1a..adb43a7069 100644
--- a/block/parallels.c
+++ b/block/parallels.c
@@ -178,8 +178,8 @@ static void parallels_set_bat_entry(BDRVParallelsState *s,
bitmap_set(s->bat_dirty_bmap, bat_entry_off(index) / s->bat_dirty_block,
1);
}
-static int mark_used(BlockDriverState *bs, unsigned long *bitmap,
- uint32_t bitmap_size, int64_t off, uint32_t count)
+int parallels_mark_used(BlockDriverState *bs, unsigned long *bitmap,
+ uint32_t bitmap_size, int64_t off, uint32_t count)
{
BDRVParallelsState *s = bs->opaque;
uint32_t cluster_index = host_cluster_index(s, off);
@@ -195,8 +195,8 @@ static int mark_used(BlockDriverState *bs, unsigned long
*bitmap,
return 0;
}
-static int mark_unused(BlockDriverState *bs, unsigned long *bitmap,
- uint32_t bitmap_size, int64_t off, uint32_t count)
+int parallels_mark_unused(BlockDriverState *bs, unsigned long *bitmap,
+ uint32_t bitmap_size, int64_t off, uint32_t count)
{
BDRVParallelsState *s = bs->opaque;
uint32_t cluster_index = host_cluster_index(s, off);
@@ -249,7 +249,8 @@ static int parallels_fill_used_bitmap(BlockDriverState *bs)
continue;
}
- err2 = mark_used(bs, s->used_bmap, s->used_bmap_size, host_off, 1);
+ err2 = parallels_mark_used(bs, s->used_bmap, s->used_bmap_size,
+ host_off, 1);
if (err2 < 0 && err == 0) {
err = err2;
}
@@ -323,7 +324,8 @@ int64_t parallels_allocate_host_clusters(BlockDriverState
*bs,
}
}
- ret = mark_used(bs, s->used_bmap, s->used_bmap_size, host_off, *clusters);
+ ret = parallels_mark_used(bs, s->used_bmap, s->used_bmap_size,
+ host_off, *clusters);
if (ret < 0) {
/* Image consistency is broken. Alarm! */
return ret;
@@ -390,8 +392,8 @@ allocate_clusters(BlockDriverState *bs, int64_t sector_num,
qemu_vfree(buf);
if (ret < 0) {
- mark_unused(bs, s->used_bmap, s->used_bmap_size,
- host_off, to_allocate);
+ parallels_mark_unused(bs, s->used_bmap, s->used_bmap_size,
+ host_off, to_allocate);
return ret;
}
}
@@ -865,7 +867,7 @@ parallels_check_duplicate(BlockDriverState *bs,
BdrvCheckResult *res,
continue;
}
- ret = mark_used(bs, bitmap, bitmap_size, host_off, 1);
+ ret = parallels_mark_used(bs, bitmap, bitmap_size, host_off, 1);
assert(ret != -E2BIG);
if (ret == 0) {
continue;
@@ -925,7 +927,7 @@ parallels_check_duplicate(BlockDriverState *bs,
BdrvCheckResult *res,
* considered, and the bitmap size doesn't change. This specifically
* means that -E2BIG is OK.
*/
- ret = mark_used(bs, bitmap, bitmap_size, host_off, 1);
+ ret = parallels_mark_used(bs, bitmap, bitmap_size, host_off, 1);
if (ret == -EBUSY) {
res->check_errors++;
goto out_repair_bat;
diff --git a/block/parallels.h b/block/parallels.h
index 3e4f397502..4e7aa6b80f 100644
--- a/block/parallels.h
+++ b/block/parallels.h
@@ -90,6 +90,11 @@ typedef struct BDRVParallelsState {
Error *migration_blocker;
} BDRVParallelsState;
+int parallels_mark_used(BlockDriverState *bs, unsigned long *bitmap,
+ uint32_t bitmap_size, int64_t off, uint32_t count);
+int parallels_mark_unused(BlockDriverState *bs, unsigned long *bitmap,
+ uint32_t bitmap_size, int64_t off, uint32_t count);
+
int64_t parallels_allocate_host_clusters(BlockDriverState *bs,
int64_t *clusters);
--
2.34.1
- [PATCH 02/19] parallels: Add mark_unused() helper, (continued)
- [PATCH 02/19] parallels: Add mark_unused() helper, Alexander Ivanov, 2023/10/02
- [PATCH 04/19] parallels: Set data_end value in parallels_check_leak(), Alexander Ivanov, 2023/10/02
- [PATCH 06/19] parallels: Add a note about used bitmap in parallels_check_duplicate(), Alexander Ivanov, 2023/10/02
- [PATCH 03/19] parallels: Move host clusters allocation to a separate function, Alexander Ivanov, 2023/10/02
- [PATCH 05/19] parallels: Recreate used bitmap in parallels_check_leak(), Alexander Ivanov, 2023/10/02
- [PATCH 01/19] parallels: Move inactivation code to a separate function, Alexander Ivanov, 2023/10/02
- [PATCH 11/19] parallels: Handle L1 entries equal to one, Alexander Ivanov, 2023/10/02
- [PATCH 07/19] parallels: Create used bitmap even if checks needed, Alexander Ivanov, 2023/10/02
- [PATCH 17/19] tests: Add parallels images support to test 165, Alexander Ivanov, 2023/10/02
- [PATCH 09/19] parallels: Add dirty bitmaps saving, Alexander Ivanov, 2023/10/02
- [PATCH 08/19] parallels: Make mark_used() and mark_unused() global functions,
Alexander Ivanov <=
- [PATCH 14/19] parallels: Truncate images on the last used cluster, Alexander Ivanov, 2023/10/02
- [PATCH 10/19] parallels: Let image extensions work in RW mode, Alexander Ivanov, 2023/10/02
- [PATCH 12/19] parallels: Make a loaded dirty bitmap persistent, Alexander Ivanov, 2023/10/02
- [PATCH 15/19] parallels: Remove unnecessary data_end field, Alexander Ivanov, 2023/10/02
- Re: [PATCH 15/19] parallels: Remove unnecessary data_end field, Mike Maslenkin, 2023/10/06
- Re: [PATCH 15/19] parallels: Remove unnecessary data_end field, Alexander Ivanov, 2023/10/07
- Re: [PATCH 15/19] parallels: Remove unnecessary data_end field, Mike Maslenkin, 2023/10/07
- Re: [PATCH 15/19] parallels: Remove unnecessary data_end field, Alexander Ivanov, 2023/10/07
- Re: [PATCH 15/19] parallels: Remove unnecessary data_end field, Mike Maslenkin, 2023/10/07
- Re: [PATCH 15/19] parallels: Remove unnecessary data_end field, Alexander Ivanov, 2023/10/08