diff options
Diffstat (limited to 'block/commit.c')
| -rw-r--r-- | block/commit.c | 35 |
1 files changed, 10 insertions, 25 deletions
diff --git a/block/commit.c b/block/commit.c index 1432baeef4..ba5df6aa0a 100644 --- a/block/commit.c +++ b/block/commit.c @@ -31,11 +31,8 @@ enum { COMMIT_BUFFER_SIZE = 512 * 1024, /* in bytes */ }; -#define SLICE_TIME 100000000ULL /* ns */ - typedef struct CommitBlockJob { BlockJob common; - RateLimit limit; BlockDriverState *commit_top_bs; BlockBackend *top; BlockBackend *base; @@ -146,21 +143,21 @@ static void coroutine_fn commit_run(void *opaque) int64_t n = 0; /* bytes */ void *buf = NULL; int bytes_written = 0; - int64_t base_len; - - ret = s->common.len = blk_getlength(s->top); + int64_t len, base_len; - if (s->common.len < 0) { + ret = len = blk_getlength(s->top); + if (len < 0) { goto out; } + block_job_progress_set_remaining(&s->common, len); ret = base_len = blk_getlength(s->base); if (base_len < 0) { goto out; } - if (base_len < s->common.len) { - ret = blk_truncate(s->base, s->common.len, PREALLOC_MODE_OFF, NULL); + if (base_len < len) { + ret = blk_truncate(s->base, len, PREALLOC_MODE_OFF, NULL); if (ret) { goto out; } @@ -168,7 +165,7 @@ static void coroutine_fn commit_run(void *opaque) buf = blk_blockalign(s->top, COMMIT_BUFFER_SIZE); - for (offset = 0; offset < s->common.len; offset += n) { + for (offset = 0; offset < len; offset += n) { bool copy; /* Note that even when no rate limit is applied we need to yield @@ -198,10 +195,10 @@ static void coroutine_fn commit_run(void *opaque) } } /* Publish progress */ - s->common.offset += n; + block_job_progress_update(&s->common, n); - if (copy && s->common.speed) { - delay_ns = ratelimit_calculate_delay(&s->limit, n); + if (copy) { + delay_ns = block_job_ratelimit_get_delay(&s->common, n); } else { delay_ns = 0; } @@ -217,21 +214,9 @@ out: block_job_defer_to_main_loop(&s->common, commit_complete, data); } -static void commit_set_speed(BlockJob *job, int64_t speed, Error **errp) -{ - CommitBlockJob *s = container_of(job, CommitBlockJob, common); - - if (speed < 0) { - error_setg(errp, QERR_INVALID_PARAMETER, "speed"); - return; - } - ratelimit_set_speed(&s->limit, speed, SLICE_TIME); -} - static const BlockJobDriver commit_job_driver = { .instance_size = sizeof(CommitBlockJob), .job_type = BLOCK_JOB_TYPE_COMMIT, - .set_speed = commit_set_speed, .start = commit_run, }; |