Re: [PATCH v5 12/20] x86: perf: intel_pt: Intel PT PMU driver

From: Peter Zijlstra
Date: Wed Oct 22 2014 - 10:18:07 EST


On Mon, Oct 13, 2014 at 04:45:40PM +0300, Alexander Shishkin wrote:
> +/**
> + * struct pt_buffer - buffer configuration; one buffer per task_struct or
- * cpu, depending on perf event configuration
+ * cpu, depending on perf event configuration
> + * @tables: list of ToPA tables in this buffer
> + * @first, @last: shorthands for first and last topa tables
> + * @cur: current topa table
> + * @nr_pages: buffer size in pages
> + * @cur_idx: current output region's index within @cur table
> + * @output_off: offset within the current output region
> + * @data_size: running total of the amount of data in this buffer
> + * @lost: if data was lost/truncated
> + * @head: logical write offset inside the buffer
> + * @snapshot: if this is for a snapshot/overwrite counter
> + * @stop_pos, @intr_pos: STOP and INT topa entries in the buffer
> + * @data_pages: array of pages from perf
> + * @topa_index: table of topa entries indexed by page offset
> + */
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/