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SubjectRe: [RFC] [Patch 4/4] lock contention tracking slimmed down
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On Wed, 2007-06-06 at 23:34 +0200, Martin Peschke wrote:

> +struct statistic_info lock_stat_info[_LOCK_STAT_NUMBER] = {
> + [LOCK_STAT_CONT] = {
> + .name = "contentions",
> + .x_unit = "instruction_pointer",
> + .y_unit = "occurrence",
> + .defaults = "type=sparse entries=4",
> + .flags = STATISTIC_FLAGS_LABEL,
> + },
> + [LOCK_STAT_WAIT_READ] = {
> + .name = "wait_read",
> + .x_unit = "nanoseconds",
> + .y_unit = "occurrence",
> + .defaults = "type=utilisation",
> + },
> + [LOCK_STAT_WAIT_WRITE] = {
> + .name = "wait_write",
> + .x_unit = "nanoseconds",
> + .y_unit = "occurrence",
> + .defaults = "type=utilisation",
> + },
> + [LOCK_STAT_HOLD_READ] = {
> + .name = "hold_read",
> + .x_unit = "nanoseconds",
> + .y_unit = "occurrence",
> + .defaults = "type=utilisation",
> + },
> + [LOCK_STAT_HOLD_WRITE] = {
> + .name = "hold_write",
> + .x_unit = "nanoseconds",
> + .y_unit = "occurrence",
> + .defaults = "type=utilisation",
> }
> };

You're parsing strings in-kernel to setup data structures?

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