linux-kernel - Re: [PATCH v5 12/20] x86: perf: intel

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Message-ID: <20141022151413.GY12706@worktop.programming.kicks-ass.net>
Date:	Wed, 22 Oct 2014 17:14:13 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc:	Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
	Robert Richter <rric@...nel.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Mike Galbraith <efault@....de>,
	Paul Mackerras <paulus@...ba.org>,
	Stephane Eranian <eranian@...gle.com>,
	Andi Kleen <ak@...ux.intel.com>, kan.liang@...el.com,
	adrian.hunter@...el.com, acme@...radead.org
Subject: Re: [PATCH v5 12/20] x86: perf: intel_pt: Intel PT PMU driver

On Mon, Oct 13, 2014 at 04:45:40PM +0300, Alexander Shishkin wrote:
> +			if ((pt_cap_get(PT_CAP_topa_multiple_entries)
> +			     && topa->table[i].stop)
> +			    || topa->table[i].end)
> +				break;

> +		old = (local64_xchg(&buf->head, base) &
> +		       ((buf->nr_pages << PAGE_SHIFT) - 1));

> +		if (!pt_cap_get(PT_CAP_topa_multiple_entries) ||
> +		    buf->output_off == sizes(TOPA_ENTRY(buf->cur, buf->cur_idx)->size)) {
> +			local_inc(&buf->lost);
> +			advance++;
> +		}

Inconsistent coding style. Please put operators at the end of a line,
not at the start of one.
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