From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 701A43AA9E2 for ; Thu, 6 Aug 2026 14:37:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786027077; cv=none; b=U+cHN9DOT0P75xIU5LO5u6h4RyWxN0I8mXn4Fcz3OX7NnIsNCK4jUw8OYmUWVtVAemnxOFzekYROzfTsXHNAfDb+YnDYmYuoDheDVBssjADhBXtMHVcPeC8FAuw/sTkjM4IJVbFnkK5kwZ8tVwbqiYVQkiu7L6/WSmtvz0uf9bY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786027077; c=relaxed/simple; bh=CZrFvjAsC9M5TFzPcXs0WhV1vH54MrdGXloWnyuQZiM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=JG18b+0+85ka3cuRldrmx8O1Ol33gfogEXbUYeFEjayt1KOBwsIdJW+PB5ICRm5EZwNTy5RSzHKeHL/rTh5H/4K9c1xn9+DrjEvYAkagJ//2agEABwG/iKF7PWG75EafCxNbR1fiVpPwOlGoKisxQvzRioyJU27jUiCNCSYjFlM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=FFTclHOL; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="FFTclHOL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 83DE71F000E9; Thu, 6 Aug 2026 14:37:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786027076; bh=UzS1hsKwkzo02E07ecNpADa62yJHs14aDMBpuD1corw=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=FFTclHOLmq5AQ9zQ1IgViHpT3AwGihthPrbc2vutYgQCO2qXgK3DJmfDZimIUK0kv 0aZS3WAA6qbCMTdQiB5sJ1hpFmM0FvVBx7icD10Ku7rSJxqooF/WUm+ISrC806VXaj 3jRAYJ/AlCknDHaqYNKx+9Z2qB975pst9nrvolpgNyFOX8pCtxS2bVUZSnVvjaaGSH A6uFCrqH1MstNLPaoaRsyxqxw/ytcL2UrXxFZJMaTSPpze59QUZ0c0x4AxLLnu4VWC t6ZydGZ1XhCyHcYygXqDiwJNJ3w1FrQaTnDqv2fKRykJm1+LEdvr4rFeFUzWnbUlWq LH+nCw3ihbvvw== Date: Thu, 6 Aug 2026 16:37:53 +0200 From: Alejandro Colomar To: DJ Delorie Cc: linux-man@vger.kernel.org Subject: Re: [PATCH v4 2/4] man/man5/tunables.conf: Document system-wide tunables config Message-ID: References: Precedence: bulk X-Mailing-List: linux-man@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="6wacyb7up5x2mz42" Content-Disposition: inline In-Reply-To: --6wacyb7up5x2mz42 Content-Type: text/plain; protected-headers=v1; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable From: Alejandro Colomar To: DJ Delorie Cc: linux-man@vger.kernel.org Subject: Re: [PATCH v4 2/4] man/man5/tunables.conf: Document system-wide tunables config Message-ID: References: MIME-Version: 1.0 In-Reply-To: Hi DJ, > Date: 2026-08-03 15:21:31-0400 > From: DJ Delorie > >=20 > Signed-off-by: DJ Delorie A few minor comments below. >=20 > --- > man/man5/tunables.conf.5 | 132 +++++++++++++++++++++++++++++++++++++++ > 1 file changed, 132 insertions(+) > create mode 100644 man/man5/tunables.conf.5 >=20 > diff --git a/man/man5/tunables.conf.5 b/man/man5/tunables.conf.5 > new file mode 100644 > index 000000000..44b32d40c > --- /dev/null > +++ b/man/man5/tunables.conf.5 > @@ -0,0 +1,132 @@ [...] > +.P > +The file may also contain > +.IR filters , > +which limit the tunables following it, > +up to the end of the file > +(or end of the included file, > +or start of a new included file) I'd append within the parentheses: , whichever comes first > +or a line with only > +.B [] > +on it. So, this is like an end-all-filters directive, right? I wonder something: Does a filter end previous filters, or do they compound until a [] ends them all? > +The syntax is: > +.P > +.in +4n > +.EX > +.RI [ filter : pattern ] Since '[', ':', and ']' are literal, let's put them in bold. Thus, BI. Have a lovely day! Alex > +.EE > +.in > +.TP > +.B proc > +The > +.B proc > +filter limits the following tunables to processes > +whose name matches the pattern. > +The pattern may be an absolute path > +or just the base name. > +.SH FILES > +.TP > +.I /etc/tunables.conf > +.TP > +.I /etc/ld.so.cache > +cached copy of tunables > +.SH EXAMPLES > +Example configuration file: > +.P > +.in +4n > +.EX > +glibc.malloc.arenas_max=3D5 > +onlysecure glibc.malloc.arenas_max=3D1 > +\-glibc.pthread.rseq=3D1 > +[proc:/bin/bad.program] > +\-glibc.pthread.rseq=3D0 > +[proc:some.program] > +\-glibc.malloc.mmap_threshold=3D65536 > +.EE > +.in > +.SH SEE ALSO > +.BR ld.so (8), > +.BR ldconfig (8) > --=20 > 2.47.3 >=20 >=20 --=20 --6wacyb7up5x2mz42 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEES7Jt9u9GbmlWADAi64mZXMKQwqkFAmp0nDsACgkQ64mZXMKQ wqnl3A//bJZRMGgxSLRxl9TwWW/PsWC2Fz1CakoMq3kdndqPclclZN+9Vxnm3Rgn MgB+phHj1N+04Mff9WRq7D6UDwnWXuMTNSSL25g7NNhwpghNKExI5oZVxQRE68MD czvX3op6IGjhLin1pr/zINmiATVeHw+ylo7asifCBFf/tgcCPYV5NJPU1xnPRpyS +g6urGfUVUbCYcHzmjyEVub4v43qI+PqUDd620yCK6SxKj2zhRHdn3e6d/1QgH4l s3LYx1EoubMskqkmq/SEtXy6+UhTiB1V/vD/K1OBuNMoLB5jIbmseS9z7JQGIF2o wl13SzHa4aWkQJ5fUxgMyogboALS08lDkiqk/ZWqEAzp775V5SJ5aXI6LEx4sB2P ZLRQ0QeauISgV+DJuzkaUuSIkKxb9po8IwjoqQjBj1VBKe+cRuGAvpovZGFv+kKn tgvzVo7nMHvDhTWlvs8IGdGLTz4E4KuHRRhcU1XHdj9y63/s2taifEe2i9H6CHDh OmMmD+FeD6hGI8VvqkTGQ3GC62J5UL+UNiGf+hB+PbiKBxSOZK1rDEpX61WtBsQ+ 7yb+COui8xYGWNX1F9r9esWXSX1Gmj2bOLfY+tslJUBCwPIsHvyzmeTStnrP+0Lk ogY/dvZ7x3yZzmsoleIUSVHZP7u4nsNdRrDbvrA0ThRrJbDSn0o= =vlO9 -----END PGP SIGNATURE----- --6wacyb7up5x2mz42--