From nobody Tue Jul 23 09:36:42 2024 X-Original-To: freebsd-arm@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4WSsVf26Xcz5Rcmc; Tue, 23 Jul 2024 09:36:58 +0000 (UTC) (envelope-from kib@freebsd.org) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::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) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4WSsVd1fypz4rVT; Tue, 23 Jul 2024 09:36:57 +0000 (UTC) (envelope-from kib@freebsd.org) Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=fail reason="No valid SPF, No valid DKIM" header.from=freebsd.org (policy=none); spf=softfail (mx1.freebsd.org: 2001:470:d5e7:1::1 is neither permitted nor denied by domain of kib@freebsd.org) smtp.mailfrom=kib@freebsd.org Received: from tom.home (kib@localhost [127.0.0.1] (may be forged)) by kib.kiev.ua (8.18.1/8.18.1) with ESMTP id 46N9agKt093429; Tue, 23 Jul 2024 12:36:45 +0300 (EEST) (envelope-from kib@freebsd.org) DKIM-Filter: OpenDKIM Filter v2.10.3 kib.kiev.ua 46N9agKt093429 Received: (from kostik@localhost) by tom.home (8.18.1/8.18.1/Submit) id 46N9ag8b093428; Tue, 23 Jul 2024 12:36:42 +0300 (EEST) (envelope-from kib@freebsd.org) X-Authentication-Warning: tom.home: kostik set sender to kib@freebsd.org using -f Date: Tue, 23 Jul 2024 12:36:42 +0300 From: Konstantin Belousov To: Michal Meloun Cc: Mark Millard , mmel@freebsd.org, FreeBSD Current , "freebsd-arm@freebsd.org" Subject: Re: armv7-on-aarch64 stuck at urdlck Message-ID: References: <724db42b-5550-4381-8277-2971e6b3e8f1@freebsd.org> <86185657-e521-466b-89e2-f291aaac10a6@freebsd.org> <0EF18174-8735-46A4-BD71-FFA3472B319F@yahoo.com> <33251aa3-681f-4d17-afe9-953490afeaf0@gmail.com> <0DD19771-3AAB-469E-981B-1203F1C28233@yahoo.com> List-Id: Porting FreeBSD to ARM processors List-Archive: https://lists.freebsd.org/archives/freebsd-arm List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-arm@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED,BAYES_00 autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on tom.home X-Spamd-Bar: / X-Spamd-Result: default: False [-0.40 / 15.00]; SUSPICIOUS_RECIPS(1.50)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; DMARC_POLICY_SOFTFAIL(0.10)[freebsd.org : No valid SPF, No valid DKIM,none]; NEURAL_SPAM_SHORT(0.10)[0.098]; RCVD_TLS_LAST(0.00)[]; HAS_XAW(0.00)[]; FREEMAIL_TO(0.00)[gmail.com]; MIME_TRACE(0.00)[0:+]; FREEMAIL_CC(0.00)[yahoo.com,freebsd.org]; ARC_NA(0.00)[]; TO_DN_EQ_ADDR_SOME(0.00)[]; MISSING_XM_UA(0.00)[]; ASN(0.00)[asn:6939, ipnet:2001:470::/32, country:US]; TO_DN_SOME(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; FROM_HAS_DN(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; FREEFALL_USER(0.00)[kib]; RCVD_COUNT_TWO(0.00)[2]; R_DKIM_NA(0.00)[]; MLMMJ_DEST(0.00)[freebsd-current@freebsd.org,freebsd-arm@freebsd.org]; TAGGED_RCPT(0.00)[]; R_SPF_SOFTFAIL(0.00)[~all]; RCPT_COUNT_FIVE(0.00)[5] X-Rspamd-Queue-Id: 4WSsVd1fypz4rVT On Tue, Jul 23, 2024 at 09:53:41AM +0200, Michal Meloun wrote: > The good news is that I'm finally able to generate a working/locking > test case. The culprit (at least for me) is if "-mcpu" is used when > compiling libthr (e.g. indirectly injected via CPUTYPE in /etc/make.conf). > If it is not used, libthr is broken (regardless of -O level or debug/normal > build), but -mcpu=cortex-a15 will always produce a working libthr. I think this is very significant progress. Do you plan to drill down more to see what is going on?