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perf/arm-cmn: Improve build-time assertion

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These days we can use static_assert() in the logical place rather than
jamming a BUILD_BUG_ON() into the nearest function scope.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/224ee8286f299100f1c768edb254edc898539f50.1725296395.git.robin.murphy@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Robin Murphy
2024-09-02 18:52:00 +01:00
committed by Will Deacon
parent 359414b33e
commit ff436cee69
1 changed files with 1 additions and 1 deletions
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2
drivers/perf/arm-cmn.c
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@@ -581,6 +581,7 @@ struct arm_cmn_hw_event {
bool wide_sel;
enum cmn_filter_select filter_sel;
};
static_assert(sizeof(struct arm_cmn_hw_event) <= offsetof(struct hw_perf_event, target));
#define for_each_hw_dn(hw, dn, i) \
for (i = 0, dn = hw->dn; i < hw->num_dns; i++, dn++)
@@ -591,7 +592,6 @@ struct arm_cmn_hw_event {
static struct arm_cmn_hw_event *to_cmn_hw(struct perf_event *event)
{
BUILD_BUG_ON(sizeof(struct arm_cmn_hw_event) > offsetof(struct hw_perf_event, target));
return (struct arm_cmn_hw_event *)&event->hw;
}