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block/stream: add block job creation flags 

Add support for taking and passing forward job creation flags.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
Message-id: 20180906130225.5118-4-jsnow@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
John Snow 2018-09-06 09:02:12 -04:00 committed by Max Reitz
parent a1999b3348
commit cf6320df58
3 changed files with 9 additions and 4 deletions
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5
block/stream.c
View File

@ -214,7 +214,8 @@ static const BlockJobDriver stream_job_driver = {
void stream_start(const char *job_id, BlockDriverState *bs,
BlockDriverState *base, const char *backing_file_str,
int64_t speed, BlockdevOnError on_error, Error **errp)
int creation_flags, int64_t speed,
BlockdevOnError on_error, Error **errp)
{
StreamBlockJob *s;
BlockDriverState *iter;
@ -236,7 +237,7 @@ void stream_start(const char *job_id, BlockDriverState *bs,
BLK_PERM_GRAPH_MOD,
BLK_PERM_CONSISTENT_READ | BLK_PERM_WRITE_UNCHANGED |
BLK_PERM_WRITE,
speed, JOB_DEFAULT, NULL, NULL, errp);
speed, creation_flags, NULL, NULL, errp);
if (!s) {
goto fail;
}

3
blockdev.c
View File

@ -3123,6 +3123,7 @@ void qmp_block_stream(bool has_job_id, const char *job_id, const char *device,
AioContext *aio_context;
Error *local_err = NULL;
const char *base_name = NULL;
int job_flags = JOB_DEFAULT;
if (!has_on_error) {
on_error = BLOCKDEV_ON_ERROR_REPORT;
@ -3185,7 +3186,7 @@ void qmp_block_stream(bool has_job_id, const char *job_id, const char *device,
base_name = has_backing_file ? backing_file : base_name;
stream_start(has_job_id ? job_id : NULL, bs, base_bs, base_name,
has_speed ? speed : 0, on_error, &local_err);
job_flags, has_speed ? speed : 0, on_error, &local_err);
if (local_err) {
error_propagate(errp, local_err);
goto out;

5
include/block/block_int.h
View File

@ -958,6 +958,8 @@ int is_windows_drive(const char *filename);
* flatten the whole backing file chain onto @bs.
* @backing_file_str: The file name that will be written to @bs as the
* the new backing file if the job completes. Ignored if @base is %NULL.
* @creation_flags: Flags that control the behavior of the Job lifetime.
* See @BlockJobCreateFlags
* @speed: The maximum speed, in bytes per second, or 0 for unlimited.
* @on_error: The action to take upon error.
* @errp: Error object.
@ -971,7 +973,8 @@ int is_windows_drive(const char *filename);
*/
void stream_start(const char *job_id, BlockDriverState *bs,
BlockDriverState *base, const char *backing_file_str,
int64_t speed, BlockdevOnError on_error, Error **errp);
int creation_flags, int64_t speed,
BlockdevOnError on_error, Error **errp);
/**
* commit_start: