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[Qemu-block] [RFC PATCH 43/56] blockjob: Lift speed sign conversion out
From: |
Markus Armbruster |
Subject: |
[Qemu-block] [RFC PATCH 43/56] blockjob: Lift speed sign conversion out of mirror_start() |
Date: |
Mon, 7 Aug 2017 16:45:47 +0200 |
mirror_start() takes int64_t speed. The underlying BlockJob
abstraction takes uint64_t. mirror_start() converts from int64_t to
uint64_t, rejecting negative speed.
Lift this check and conversion out of mirror_start() into its caller.
I'm going to lift it further until it falls off the top.
Signed-off-by: Markus Armbruster <address@hidden>
---
block/mirror.c | 7 +------
blockdev.c | 5 +++++
include/block/block_int.h | 2 +-
3 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/block/mirror.c b/block/mirror.c
index 27b4c7f..af0c989 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -1283,7 +1283,7 @@ fail:
void mirror_start(const char *job_id, BlockDriverState *bs,
BlockDriverState *target, const char *replaces,
- int64_t speed, uint64_t granularity, int64_t buf_size,
+ uint64_t speed, uint64_t granularity, int64_t buf_size,
MirrorSyncMode mode, BlockMirrorBackingMode backing_mode,
BlockdevOnError on_source_error,
BlockdevOnError on_target_error,
@@ -1292,11 +1292,6 @@ void mirror_start(const char *job_id, BlockDriverState
*bs,
bool is_none_mode;
BlockDriverState *base;
- if (speed < 0) {
- error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "speed",
- "a non-negative rate limit");
- return;
- }
if (mode == MIRROR_SYNC_MODE_INCREMENTAL) {
error_setg(errp, "Sync mode 'incremental' not supported");
return;
diff --git a/blockdev.c b/blockdev.c
index 4d9a665..06f87e3 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -3454,6 +3454,11 @@ static void blockdev_mirror_common(const char *job_id,
BlockDriverState *bs,
filter_node_name = NULL;
}
+ if (speed < 0) {
+ error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "speed",
+ "a non-negative rate limit");
+ return;
+ }
if (granularity != 0 && (granularity < 512 || granularity > 1048576 * 64))
{
error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "granularity",
"a value in range [512B, 64MB]");
diff --git a/include/block/block_int.h b/include/block/block_int.h
index 695d7b3..3ff5536 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -896,7 +896,7 @@ void commit_active_start(const char *job_id,
BlockDriverState *bs,
*/
void mirror_start(const char *job_id, BlockDriverState *bs,
BlockDriverState *target, const char *replaces,
- int64_t speed, uint64_t granularity, int64_t buf_size,
+ uint64_t speed, uint64_t granularity, int64_t buf_size,
MirrorSyncMode mode, BlockMirrorBackingMode backing_mode,
BlockdevOnError on_source_error,
BlockdevOnError on_target_error,
--
2.7.5
- [Qemu-block] [RFC PATCH 27/56] block/dirty-bitmap: Clean up signed vs. unsigned dirty counts, (continued)
- [Qemu-block] [RFC PATCH 27/56] block/dirty-bitmap: Clean up signed vs. unsigned dirty counts, Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 31/56] block: Make throttle byte rates and sizes unsigned in QAPI/QMP, Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 39/56] blockjob: Lift speed sign conversion out of block_job_create(), Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 45/56] blockjob: Lift speed sign conversion out of commit_start() etc., Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 36/56] blockjob: Drop unused parameter @errp of method set_speed(), Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 43/56] blockjob: Lift speed sign conversion out of mirror_start(),
Markus Armbruster <=
- [Qemu-block] [RFC PATCH 44/56] blockjob: Lift speed sign conversion out of blockdev_mirror_common(), Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 49/56] block: Make ImageCheck file offset unsigned in QAPI, Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 52/56] block/nfs: Reject negative readahead-size, page-cache-size, Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 30/56] block: Make write thresholds unsigned in QAPI/QMP, Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 40/56] blockjob: Lift speed sign conversion out of backup_job_create(), Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 48/56] block: Make mirror buffer size unsigned in QAPI/QMP, Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 54/56] qemu-img: blk_getlength() can fail, fix img_map() to check, Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 46/56] blockjob: Make job commands' speed parameter unsigned in QAPI/QMP, Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 38/56] blockjob: Lift speed sign conversion out of block_job_set_speed(), Markus Armbruster, 2017/08/07
- [Qemu-block] [RFC PATCH 28/56] block: Widen dirty bitmap granularity to uint64_t for safety, Markus Armbruster, 2017/08/07