From: David Disseldorp <ddiss@suse.de>
To: linux-kbuild@vger.kernel.org
Subject: Re: [PATCH v2 0/2] scripts: headers_install: avoid some reprocessing
Date: Thu, 8 Jan 2026 19:38:36 +1100 [thread overview]
Message-ID: <20260108193836.06ac7228.ddiss@suse.de> (raw)
In-Reply-To: <20260107205239.6390-1-ddiss@suse.de>
Here are the perf (perf stat -r 10) numbers I see with / without the v2
patches applied atop v6.19-rc4:
$ cat bench.sh
touch scripts/headers_install.sh
make O=/tmp/build_dir headers_install
$ cat bench_j8.sh
touch scripts/headers_install.sh
make -j8 O=/tmp/build_dir headers_install
| bench.sh | bench_j8.sh
--------+--------------------+---------------------
before | 41.176 (+-0.28%) | 2.58672 (+-0.28%)
--------+--------------------+---------------------
after | 34.811 (+-1.35%) | 2.33096 (+-0.39%)
--------+--------------------+---------------------
prev parent reply other threads:[~2026-01-08 8:38 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-07 20:39 [PATCH v2 0/2] scripts: headers_install: avoid some reprocessing David Disseldorp
2026-01-07 20:39 ` [PATCH v2 1/2] scripts: headers_install: filter ignored configs via sed David Disseldorp
2026-01-12 10:51 ` Thomas Weißschuh
2026-01-12 11:14 ` David Disseldorp
2026-01-07 20:39 ` [PATCH v2 2/2] scripts: headers_install: avoid extra sed call for license check David Disseldorp
2026-01-21 11:34 ` Nicolas Schier
2026-01-29 12:27 ` David Disseldorp
2026-01-08 8:38 ` David Disseldorp [this message]
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