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From: Namhyung Kim <namhyung@kernel.org>
To: Ian Rogers <irogers@google.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Oliver Upton <oliver.upton@linux.dev>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Yang Jihong <yangjihong1@huawei.com>,
	linux-perf-users@vger.kernel.org,
	Ingo Molnar <mingo@redhat.com>,
	Jiri Olsa <jolsa@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	linux-kernel@vger.kernel.org,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>
Subject: Re: [PATCH v4 0/7] Thread memory improvements and fixes
Date: Mon,  4 Mar 2024 10:57:12 -0800
Message-ID: <170957856865.1606352.14840215772677591593.b4-ty@kernel.org>
In-Reply-To: <20240301053646.1449657-1-irogers@google.com>
References: <20240301053646.1449657-1-irogers@google.com>
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On Thu, 29 Feb 2024 21:36:38 -0800, Ian Rogers wrote:
> The next 6 patches (now 7) from:
> https://lore.kernel.org/lkml/20240202061532.1939474-1-irogers@google.com/
> now the initial maps fixes have landed:
> https://lore.kernel.org/all/20240210031746.4057262-1-irogers@google.com/
> 
> Separate out and reimplement threads to use a hashmap for lower memory
> consumption and faster look up. The fixes a regression in memory usage
> where reference count checking switched to using non-invasive tree
> nodes.  Reduce threads default size by 32 times and improve locking
> discipline. Also, fix regressions where tids had become unordered to
> make `perf report --tasks` and `perf trace --summary` output easier to
> read.
> 
> [...]

Applied to perf-tools-next, thanks!

Best regards,
-- 
Namhyung Kim <namhyung@kernel.org>