From: David Laight <David.Laight@ACULAB.COM>
To: 'Ian Rogers' <irogers@google.com>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>,
"Namhyung Kim" <namhyung@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Subject: RE: [PATCH v2] perf synthetic-events: save 4kb from 2 stack frames
Date: Sat, 28 Mar 2020 11:35:18 +0000 [thread overview]
Message-ID: <44d864708b824179896928ad0b35b4e9@AcuMS.aculab.com> (raw)
In-Reply-To: <20200327172914.28603-1-irogers@google.com>
From: Ian Rogers
> Sent: 27 March 2020 17:29
>
> Reuse an existing char buffer to avoid two PATH_MAX sized char buffers.
> Reduces stack frame sizes by 4kb.
It's userspace, it really doesn't matter.
David
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Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)
prev parent reply other threads:[~2020-03-28 11:35 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-27 17:29 [PATCH v2] perf synthetic-events: save 4kb from 2 stack frames Ian Rogers
2020-03-28 11:35 ` David Laight [this message]
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