From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from 013.lax.mailroute.net (013.lax.mailroute.net [199.89.1.16]) (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 4A60D3F0A86 for ; Thu, 2 Apr 2026 18:40:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=199.89.1.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775155241; cv=none; b=iKOFdgUlwiZveXAKGUlaUKgxvtfa5488yLelvaUy+NfAr+XFiLgV2e0BDbOS8B2RcHj452Pi1VbDAaHP4yX3B2a1xUavkDBWfbyc/n98g59p5WFBvdzZ+3T3o6nK9ZvjdJnjgSpeIp8aaeFD/Zd6IaBu5r7UVrSwJLvZ5EGCFiI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775155241; c=relaxed/simple; bh=B8P70B7NwGvY0IhombkfYC1c/SxCpj/tPu6on2PWZqM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=CdvtsLdK5vulYkpt/XNrAv8r/b+FHw5kJsasFMG52R3R8Qwh2W2xCexPIl1BaZ0AB6Fywrn0ftU2lXqD8LT4OKR/ux5ke6MUHrrgnOrAuhfFgiwNkUjeuajxmyAfrqzezlB2ii1mLB+WJMbELQy1O6ZTrozAS8U4erH/NP+W6Jc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org; spf=pass smtp.mailfrom=acm.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b=gulKI41Z; arc=none smtp.client-ip=199.89.1.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=acm.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b="gulKI41Z" Received: from localhost (localhost [127.0.0.1]) by 013.lax.mailroute.net (Postfix) with ESMTP id 4fmrJk5kDqzlfwHM; Thu, 2 Apr 2026 18:40:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=acm.org; h= content-transfer-encoding:mime-version:references:in-reply-to :x-mailer:message-id:date:date:subject:subject:from:from :received:received; s=mr01; t=1775155235; x=1777747236; bh=gm0fK XTgCPJyE/KLGPmM82EHDPIjy2z8ZOamO/6aJJo=; b=gulKI41Zk+ZXHextwx6AI v4lgMJTGVWcDKUMccKxWlQRmNqHILB+usg4CBlUhoSGODmwvyUsDP88lYEMHDWpe C0eF4VfkDNUCmqQoJG9FDBf1xZnsbQ154icSi94s/AKPM3mbB0U32pldq/Lc+kVo /GHI4goCHs+zSsh6DzZuVnpFm8XOVb/yRIGAL0wvz1p/ELmbvRTibRxPxkOGC7TY 3FSM23yTxbzUJJjWZgnjmHfGHZf3g7wcsUXK4/Y1yPB5LzbaoOrWMzi5ACTS7PAO /+9TCj/5LRjOco/JT+M7OVVN/HWnuNWyesT1JLbD6L3YQ8mR52ZGP5uk0rERX7N0 g== X-Virus-Scanned: by MailRoute Received: from 013.lax.mailroute.net ([127.0.0.1]) by localhost (013.lax [127.0.0.1]) (mroute_mailscanner, port 10029) with LMTP id FkNBrzasAjXR; Thu, 2 Apr 2026 18:40:35 +0000 (UTC) Received: from bvanassche.mtv.corp.google.com (unknown [104.135.180.219]) (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) (Authenticated sender: bvanassche@acm.org) by 013.lax.mailroute.net (Postfix) with ESMTPSA id 4fmrJc6jRdzlfwJB; Thu, 2 Apr 2026 18:40:32 +0000 (UTC) From: Bart Van Assche To: Jens Axboe Cc: linux-block@vger.kernel.org, Christoph Hellwig , Damien Le Moal , Marco Elver , Bart Van Assche , Nathan Chancellor Subject: [PATCH v3 10/12] block/kyber: Make the lock context annotations compatible with Clang Date: Thu, 2 Apr 2026 11:39:42 -0700 Message-ID: <20260402183950.3626956-11-bvanassche@acm.org> X-Mailer: git-send-email 2.53.0.1213.gd9a14994de-goog In-Reply-To: <20260402183950.3626956-1-bvanassche@acm.org> References: <20260402183950.3626956-1-bvanassche@acm.org> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable While sparse ignores the __acquires() and __releases() arguments, Clang verifies these. Make the arguments of __acquires() and __releases() acceptable for Clang. Signed-off-by: Bart Van Assche --- block/kyber-iosched.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/block/kyber-iosched.c b/block/kyber-iosched.c index b84163d1f851..971818bcdc9d 100644 --- a/block/kyber-iosched.c +++ b/block/kyber-iosched.c @@ -882,6 +882,9 @@ static const struct elv_fs_entry kyber_sched_attrs[] = =3D { }; #undef KYBER_LAT_ATTR =20 +#define HCTX_FROM_SEQ_FILE(m) ((struct blk_mq_hw_ctx *)(m)->private) +#define KYBER_HCTX_DATA(hctx) ((struct kyber_hctx_data *)(hctx)->sched_d= ata) + #ifdef CONFIG_BLK_DEBUG_FS #define KYBER_DEBUGFS_DOMAIN_ATTRS(domain, name) \ static int kyber_##name##_tokens_show(void *data, struct seq_file *m) \ @@ -894,7 +897,7 @@ static int kyber_##name##_tokens_show(void *data, str= uct seq_file *m) \ } \ \ static void *kyber_##name##_rqs_start(struct seq_file *m, loff_t *pos) \ - __acquires(&khd->lock) \ + __acquires(&KYBER_HCTX_DATA(HCTX_FROM_SEQ_FILE(m))->lock) \ { \ struct blk_mq_hw_ctx *hctx =3D m->private; \ struct kyber_hctx_data *khd =3D hctx->sched_data; \ @@ -913,7 +916,7 @@ static void *kyber_##name##_rqs_next(struct seq_file = *m, void *v, \ } \ \ static void kyber_##name##_rqs_stop(struct seq_file *m, void *v) \ - __releases(&khd->lock) \ + __releases(&KYBER_HCTX_DATA(HCTX_FROM_SEQ_FILE(m))->lock) \ { \ struct blk_mq_hw_ctx *hctx =3D m->private; \ struct kyber_hctx_data *khd =3D hctx->sched_data; \