There's no need to keep throttle_conflicting(), throttle_is_valid() and throttle_max_is_missing_limit() as separate functions, so this patch merges all three into one.
As a consequence, check_throttle_config() becomes redundant and can be replaced with throttle_is_valid(). Signed-off-by: Alberto Garcia <[email protected]> --- blockdev.c | 21 ++------------------- include/qemu/throttle.h | 4 ---- tests/test-throttle.c | 18 +++++++++--------- util/throttle.c | 40 ++++++++-------------------------------- 4 files changed, 19 insertions(+), 64 deletions(-) diff --git a/blockdev.c b/blockdev.c index 9cc4200..8824c87 100644 --- a/blockdev.c +++ b/blockdev.c @@ -343,23 +343,6 @@ static bool parse_stats_intervals(BlockAcctStats *stats, QList *intervals, return true; } -static bool check_throttle_config(ThrottleConfig *cfg, Error **errp) -{ - if (throttle_conflicting(cfg, errp)) { - return false; - } - - if (!throttle_is_valid(cfg, errp)) { - return false; - } - - if (throttle_max_is_missing_limit(cfg, errp)) { - return false; - } - - return true; -} - typedef enum { MEDIA_DISK, MEDIA_CDROM } DriveMediaType; /* All parameters but @opts are optional and may be set to NULL. */ @@ -434,7 +417,7 @@ static void extract_common_blockdev_options(QemuOpts *opts, int *bdrv_flags, throttle_cfg->op_size = qemu_opt_get_number(opts, "throttling.iops-size", 0); - if (!check_throttle_config(throttle_cfg, errp)) { + if (!throttle_is_valid(throttle_cfg, errp)) { return; } } @@ -2652,7 +2635,7 @@ void qmp_block_set_io_throttle(const char *device, int64_t bps, int64_t bps_rd, cfg.op_size = iops_size; } - if (!check_throttle_config(&cfg, errp)) { + if (!throttle_is_valid(&cfg, errp)) { goto out; } diff --git a/include/qemu/throttle.h b/include/qemu/throttle.h index ecae621..aec0785 100644 --- a/include/qemu/throttle.h +++ b/include/qemu/throttle.h @@ -106,12 +106,8 @@ bool throttle_timers_are_initialized(ThrottleTimers *tt); /* configuration */ bool throttle_enabled(ThrottleConfig *cfg); -bool throttle_conflicting(ThrottleConfig *cfg, Error **errp); - bool throttle_is_valid(ThrottleConfig *cfg, Error **errp); -bool throttle_max_is_missing_limit(ThrottleConfig *cfg, Error **errp); - void throttle_config(ThrottleState *ts, ThrottleTimers *tt, ThrottleConfig *cfg); diff --git a/tests/test-throttle.c b/tests/test-throttle.c index 5031eb7..caf93ef 100644 --- a/tests/test-throttle.c +++ b/tests/test-throttle.c @@ -256,31 +256,31 @@ static void test_conflicts_for_one_set(bool is_max, int write) { memset(&cfg, 0, sizeof(cfg)); - g_assert(!throttle_conflicting(&cfg, NULL)); + g_assert(throttle_is_valid(&cfg, NULL)); set_cfg_value(is_max, total, 1); set_cfg_value(is_max, read, 1); - g_assert(throttle_conflicting(&cfg, NULL)); + g_assert(!throttle_is_valid(&cfg, NULL)); memset(&cfg, 0, sizeof(cfg)); set_cfg_value(is_max, total, 1); set_cfg_value(is_max, write, 1); - g_assert(throttle_conflicting(&cfg, NULL)); + g_assert(!throttle_is_valid(&cfg, NULL)); memset(&cfg, 0, sizeof(cfg)); set_cfg_value(is_max, total, 1); set_cfg_value(is_max, read, 1); set_cfg_value(is_max, write, 1); - g_assert(throttle_conflicting(&cfg, NULL)); + g_assert(!throttle_is_valid(&cfg, NULL)); memset(&cfg, 0, sizeof(cfg)); set_cfg_value(is_max, total, 1); - g_assert(!throttle_conflicting(&cfg, NULL)); + g_assert(throttle_is_valid(&cfg, NULL)); memset(&cfg, 0, sizeof(cfg)); set_cfg_value(is_max, read, 1); set_cfg_value(is_max, write, 1); - g_assert(!throttle_conflicting(&cfg, NULL)); + g_assert(throttle_is_valid(&cfg, NULL)); } static void test_conflicting_config(void) @@ -339,15 +339,15 @@ static void test_max_is_missing_limit(void) memset(&cfg, 0, sizeof(cfg)); cfg.buckets[i].max = 100; cfg.buckets[i].avg = 0; - g_assert(throttle_max_is_missing_limit(&cfg, NULL)); + g_assert(!throttle_is_valid(&cfg, NULL)); cfg.buckets[i].max = 0; cfg.buckets[i].avg = 0; - g_assert(!throttle_max_is_missing_limit(&cfg, NULL)); + g_assert(throttle_is_valid(&cfg, NULL)); cfg.buckets[i].max = 0; cfg.buckets[i].avg = 100; - g_assert(!throttle_max_is_missing_limit(&cfg, NULL)); + g_assert(throttle_is_valid(&cfg, NULL)); } } diff --git a/util/throttle.c b/util/throttle.c index 9046dd8..f8bf03c 100644 --- a/util/throttle.c +++ b/util/throttle.c @@ -248,14 +248,14 @@ bool throttle_enabled(ThrottleConfig *cfg) return false; } -/* return true if any two throttling parameters conflicts - * +/* check if a throttling configuration is valid * @cfg: the throttling configuration to inspect - * @ret: true if any conflict detected else false + * @ret: true if valid else false * @errp: error object */ -bool throttle_conflicting(ThrottleConfig *cfg, Error **errp) +bool throttle_is_valid(ThrottleConfig *cfg, Error **errp) { + int i; bool bps_flag, ops_flag; bool bps_max_flag, ops_max_flag; @@ -278,21 +278,9 @@ bool throttle_conflicting(ThrottleConfig *cfg, Error **errp) if (bps_flag || ops_flag || bps_max_flag || ops_max_flag) { error_setg(errp, "bps/iops/max total values and read/write values" " cannot be used at the same time"); - return true; + return false; } - return false; -} - -/* check if a throttling configuration is valid - * @cfg: the throttling configuration to inspect - * @ret: true if valid else false - * @errp: error object - */ -bool throttle_is_valid(ThrottleConfig *cfg, Error **errp) -{ - int i; - for (i = 0; i < BUCKETS_COUNT; i++) { if (cfg->buckets[i].avg < 0 || cfg->buckets[i].max < 0 || @@ -302,27 +290,15 @@ bool throttle_is_valid(ThrottleConfig *cfg, Error **errp) THROTTLE_VALUE_MAX); return false; } - } - return true; -} - -/* check if bps_max/iops_max is used without bps/iops - * @cfg: the throttling configuration to inspect - * @errp: error object - */ -bool throttle_max_is_missing_limit(ThrottleConfig *cfg, Error **errp) -{ - int i; - - for (i = 0; i < BUCKETS_COUNT; i++) { if (cfg->buckets[i].max && !cfg->buckets[i].avg) { error_setg(errp, "bps_max/iops_max require corresponding" " bps/iops values"); - return true; + return false; } } - return false; + + return true; } /* fix bucket parameters */ -- 2.7.0
