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throttle: Make throttle_is_valid() set errp 

The caller does not need to set it, and this will allow us to refactor
this function later.

Signed-off-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Alberto Garcia 2016-02-18 12:26:57 +02:00 committed by Kevin Wolf
parent 45b2d418e0
commit 03ba36c83d
4 changed files with 7 additions and 6 deletions
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4
blockdev.c
View File

@ -349,9 +349,7 @@ static bool check_throttle_config(ThrottleConfig *cfg, Error **errp)
return false;
}
if (!throttle_is_valid(cfg)) {
error_setg(errp, "bps/iops/max values must be within [0, %lld]",
THROTTLE_VALUE_MAX);
if (!throttle_is_valid(cfg, errp)) {
return false;
}

2
include/qemu/throttle.h
View File

@ -108,7 +108,7 @@ bool throttle_enabled(ThrottleConfig *cfg);
bool throttle_conflicting(ThrottleConfig *cfg, Error **errp);
bool throttle_is_valid(ThrottleConfig *cfg);
bool throttle_is_valid(ThrottleConfig *cfg, Error **errp);
bool throttle_max_is_missing_limit(ThrottleConfig *cfg, Error **errp);

2
tests/test-throttle.c
View File

@ -315,7 +315,7 @@ static void test_is_valid_for_value(int value, bool should_be_valid)
for (index = 0; index < BUCKETS_COUNT; index++) {
memset(&cfg, 0, sizeof(cfg));
set_cfg_value(is_max, index, value);
g_assert(throttle_is_valid(&cfg) == should_be_valid);
g_assert(throttle_is_valid(&cfg, NULL) == should_be_valid);
}
}
}

5
util/throttle.c
View File

@ -287,8 +287,9 @@ bool throttle_conflicting(ThrottleConfig *cfg, Error **errp)
/* 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)
bool throttle_is_valid(ThrottleConfig *cfg, Error **errp)
{
int i;
@ -297,6 +298,8 @@ bool throttle_is_valid(ThrottleConfig *cfg)
cfg->buckets[i].max < 0 ||
cfg->buckets[i].avg > THROTTLE_VALUE_MAX ||
cfg->buckets[i].max > THROTTLE_VALUE_MAX) {
error_setg(errp, "bps/iops/max values must be within [0, %lld]",
THROTTLE_VALUE_MAX);
return false;
}
}