From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from picard.linux.it (picard.linux.it [213.254.12.146]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E4FB4CFD65D for ; Wed, 7 Jan 2026 16:18:49 +0000 (UTC) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id 7B20B3C52D9 for ; Wed, 7 Jan 2026 17:18:48 +0100 (CET) Received: from in-7.smtp.seeweb.it (in-7.smtp.seeweb.it [217.194.8.7]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by picard.linux.it (Postfix) with ESMTPS id 207483C4D56 for ; Wed, 7 Jan 2026 17:18:30 +0100 (CET) Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2a07:de40:b251:101:10:150:64:1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by in-7.smtp.seeweb.it (Postfix) with ESMTPS id A1FB620076C for ; Wed, 7 Jan 2026 17:18:29 +0100 (CET) Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 5DB6B3404F; Wed, 7 Jan 2026 16:18:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1767802708; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=sUZ2o18eNzYWtbyyeenlwN4ysO96sV2KN1aKqxRp7HY=; b=wf/aQW+RgHUMLsHzBKPF3FS3nG0E8BnhL5+p8pxEq0kl05e3xihXPSK8cyYjG28CBiJWjF jWD/BlKQb+2DcDYyy4wzyZtEzBqvRLu9SKb8AvLVehIddU4UHctwbjiZsTuRvetBYkrUEd 1e1d3LH4GorSBI4XGI8daq+s6OyNVZo= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1767802708; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=sUZ2o18eNzYWtbyyeenlwN4ysO96sV2KN1aKqxRp7HY=; b=OpBnOBmTZp8SF+Speje6KMsn1j6/bzRK/5sYaPdtGkpDyV/txUgww7j7ogR9khPOHx1xvN XyMDApEb4PeULpDA== Authentication-Results: smtp-out1.suse.de; dkim=pass header.d=suse.cz header.s=susede2_rsa header.b="wf/aQW+R"; dkim=pass header.d=suse.cz header.s=susede2_ed25519 header.b=OpBnOBmT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1767802708; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=sUZ2o18eNzYWtbyyeenlwN4ysO96sV2KN1aKqxRp7HY=; b=wf/aQW+RgHUMLsHzBKPF3FS3nG0E8BnhL5+p8pxEq0kl05e3xihXPSK8cyYjG28CBiJWjF jWD/BlKQb+2DcDYyy4wzyZtEzBqvRLu9SKb8AvLVehIddU4UHctwbjiZsTuRvetBYkrUEd 1e1d3LH4GorSBI4XGI8daq+s6OyNVZo= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1767802708; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=sUZ2o18eNzYWtbyyeenlwN4ysO96sV2KN1aKqxRp7HY=; b=OpBnOBmTZp8SF+Speje6KMsn1j6/bzRK/5sYaPdtGkpDyV/txUgww7j7ogR9khPOHx1xvN XyMDApEb4PeULpDA== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id E88BD3EA63; Wed, 7 Jan 2026 16:18:27 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id /FvFMlOHXmkPMgAAD6G6ig (envelope-from ); Wed, 07 Jan 2026 16:18:27 +0000 Date: Wed, 7 Jan 2026 17:18:26 +0100 From: Petr Vorel To: Cyril Hrubis Message-ID: <20260107161826.GC791855@pevik> References: <20251215155330.GC272695@pevik> <20251215161353.GA282302@pevik> <20251215165247.GC282302@pevik> <20260107160656.GB791855@pevik> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: 5DB6B3404F X-Spamd-Result: default: False [-3.71 / 50.00]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_RHS_NOT_FQDN(0.50)[]; HAS_REPLYTO(0.30)[pvorel@suse.cz]; R_DKIM_ALLOW(-0.20)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; DKIM_SIGNED(0.00)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; FUZZY_RATELIMITED(0.00)[rspamd.com]; ARC_NA(0.00)[]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.cz:dkim,suse.cz:replyto]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCPT_COUNT_SEVEN(0.00)[7]; RCVD_VIA_SMTP_AUTH(0.00)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; DKIM_TRACE(0.00)[suse.cz:+]; MISSING_XM_UA(0.00)[]; REPLYTO_EQ_FROM(0.00)[] X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Rspamd-Action: no action X-Virus-Scanned: clamav-milter 1.0.9 at in-7.smtp.seeweb.it X-Virus-Status: Clean Subject: Re: [LTP] [PATCH] ioctl_pidfd02-06: Add CONFIG_USER_NS and CONFIG_PID_NS to needs_kconfigs X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Petr Vorel Cc: ltp@lists.linux.it, Terry Tritton Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" > Hi! > > Thanks for your input. I understand that you're for replacing in ioctl_ns06.c: > > int exists = access("/proc/self/ns/user", F_OK); > > if (exists < 0) > > tst_res(TCONF, "namespace not available"); > > with .needs_kconfigs: > > .needs_kconfigs = (const char *[]) { > > "CONFIG_USER_NS", > > NULL > > } > > Because that was my question - really always prefer kconfig even there is a > > simple runtime solution? I'd like to have some "rule" like conclusion we can > > point during review. > I think that from a long term view this is going to be simpler solution > than having many different types of checks. The less diverse these > checks are the easier they are to review and maintain. Hence I lean > towards kernel config checks even though they are slower (mostly > unmeasurable on today's harware) than the alternatives. Great, thanks for a general resolution. Unless somebody objects I'm ok with the conclusion (ideally we should formalise it in rules in docs). Kind regards, Petr -- Mailing list info: https://lists.linux.it/listinfo/ltp