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([12.186.190.2]) by smtp.gmail.com with ESMTPSA id x19-20020a05620a449300b0077772296f9dsm3572219qkp.126.2023.11.15.08.59.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Nov 2023 08:59:23 -0800 (PST) From: Bartosz Golaszewski To: Yury Norov , Andy Shevchenko , Rasmus Villemoes , Thomas Gleixner , Marc Zyngier , Peter Zijlstra Cc: linux-kernel@vger.kernel.org, Bartosz Golaszewski Subject: [RESEND PATCH v2 1/4] bitmap: define a cleanup function for bitmaps Date: Wed, 15 Nov 2023 17:59:12 +0100 Message-Id: <20231115165915.2936349-2-brgl@bgdev.pl> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231115165915.2936349-1-brgl@bgdev.pl> References: <20231115165915.2936349-1-brgl@bgdev.pl> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Bartosz Golaszewski Add support for autopointers for bitmaps allocated with bitmap_alloc() et al. Signed-off-by: Bartosz Golaszewski Reviewed-by: Andy Shevchenko Acked-by: Yury Norov --- include/linux/bitmap.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index 99451431e4d6..df24c8fb1009 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -6,6 +6,7 @@ =20 #include #include +#include #include #include #include @@ -127,6 +128,8 @@ unsigned long *bitmap_alloc_node(unsigned int nbits, gf= p_t flags, int node); unsigned long *bitmap_zalloc_node(unsigned int nbits, gfp_t flags, int nod= e); void bitmap_free(const unsigned long *bitmap); =20 +DEFINE_FREE(bitmap, unsigned long *, if (_T) bitmap_free(_T)) + /* Managed variants of the above. */ unsigned long *devm_bitmap_alloc(struct device *dev, unsigned int nbits, gfp_t flags); --=20 2.40.1 From nobody Tue Dec 30 12:50:56 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6663FC072A2 for ; Wed, 15 Nov 2023 16:59:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232547AbjKOQ7d (ORCPT ); Wed, 15 Nov 2023 11:59:33 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57196 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232480AbjKOQ73 (ORCPT ); Wed, 15 Nov 2023 11:59:29 -0500 Received: from mail-oi1-x22c.google.com (mail-oi1-x22c.google.com [IPv6:2607:f8b0:4864:20::22c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1D89018D for ; Wed, 15 Nov 2023 08:59:26 -0800 (PST) Received: by mail-oi1-x22c.google.com with SMTP id 5614622812f47-3b3f55e1bbbso4547328b6e.2 for ; Wed, 15 Nov 2023 08:59:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20230601.gappssmtp.com; s=20230601; t=1700067565; x=1700672365; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=lhF5NthBM2Es9ERveXoYfwPd/Rxqijhgw0U1wdCYWbU=; b=GTG4fRsAFv8ACdLcIDpv2n+804xHtGxAN7wuJlz5KAQKiyureyQt8NAhzsU9DAmRc1 NrQz/Ix3NTIWjeOOzUg3OUM5hZTFEjuo7GbN6ZzD1lNBH7FdXvbCAY3cW/nsgWbdd8pT Ylciofg1TpNn5BJehsLWDaW6yTnMDUJQ3XB1trpWTjmR2KRpeZAl78EcIhGNgMEQNzQT uFKAt32yFY5QsHXI/pFXips+gY3A+1GBQft/VyYL2iU+rYKhXbIsaByoXeCaBpbP57+t JRbIx2U43oH4zDE2/+y/SAjSk57davXDBZ4tCf+7qgNVYjeLuU8iLo4B0ymbYw+ajGAF crdA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700067565; x=1700672365; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=lhF5NthBM2Es9ERveXoYfwPd/Rxqijhgw0U1wdCYWbU=; b=wwRY6QXstdZRIts4NWq+ZenqfrJ97+6rH5n8OpFvDW1fQAzoohzU/3+pzRBEswBeGS L7qKEWAshgJUkzPNKPSgYc9/PfrqHNeXO+Oiuy0z76F/4h5yTaqCxen9163ipEu/9M3P G0fxc5CU1kPw0S5lgGAPbpSq/GsOn2L179VvSFN5Mwna+B48EUbvAaUp1l7KfPEmwbk/ MTgI8AKRDd7Psq5sfnHcJw1Dt52EFaG9KO5T7c9G6a2YTcIPSC8OL05hPKqBVV5lftHZ BFFfnUqn/kHqXoIwTtGpegNw8GzqAs8apuEpNwU+zQCBFjt9T6rWpVUlE1Sh/aP8IHXZ qDjg== X-Gm-Message-State: AOJu0YyVJKOsGQ1DCCNT1erhj8tjOnL4JGSncSr4zArFR0LKNGdlmIda /omG/eQXn1SQi6LD/kjnSpzKpA== X-Google-Smtp-Source: AGHT+IE6foZp5XdAD/Rgm80MlH1SwWmYqtWHM6CmQv1ZafK6rdE48VDqQlV2ersrr3HiL+DMAWSMZg== X-Received: by 2002:a05:6808:23c6:b0:3a8:5133:482d with SMTP id bq6-20020a05680823c600b003a85133482dmr16934237oib.35.1700067565428; Wed, 15 Nov 2023 08:59:25 -0800 (PST) Received: from brgl-uxlite.. ([12.186.190.2]) by smtp.gmail.com with ESMTPSA id x19-20020a05620a449300b0077772296f9dsm3572219qkp.126.2023.11.15.08.59.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Nov 2023 08:59:25 -0800 (PST) From: Bartosz Golaszewski To: Yury Norov , Andy Shevchenko , Rasmus Villemoes , Thomas Gleixner , Marc Zyngier , Peter Zijlstra Cc: linux-kernel@vger.kernel.org, Bartosz Golaszewski Subject: [RESEND PATCH v2 2/4] genirq/irq_sim: remove unused field from struct irq_sim_irq_ctx Date: Wed, 15 Nov 2023 17:59:13 +0100 Message-Id: <20231115165915.2936349-3-brgl@bgdev.pl> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231115165915.2936349-1-brgl@bgdev.pl> References: <20231115165915.2936349-1-brgl@bgdev.pl> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Bartosz Golaszewski The irqnum field is unused. Remove it. Signed-off-by: Bartosz Golaszewski --- kernel/irq/irq_sim.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/irq/irq_sim.c b/kernel/irq/irq_sim.c index dd76323ea3fd..f5ebb3ba6f9a 100644 --- a/kernel/irq/irq_sim.c +++ b/kernel/irq/irq_sim.c @@ -19,7 +19,6 @@ struct irq_sim_work_ctx { }; =20 struct irq_sim_irq_ctx { - int irqnum; bool enabled; struct irq_sim_work_ctx *work_ctx; }; --=20 2.40.1 From nobody Tue Dec 30 12:50:56 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 56F26C2BB3F for ; Wed, 15 Nov 2023 16:59:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232598AbjKOQ7h (ORCPT ); Wed, 15 Nov 2023 11:59:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57218 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232470AbjKOQ7a (ORCPT ); Wed, 15 Nov 2023 11:59:30 -0500 Received: from mail-qk1-x730.google.com (mail-qk1-x730.google.com [IPv6:2607:f8b0:4864:20::730]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 47E2B18B for ; Wed, 15 Nov 2023 08:59:27 -0800 (PST) Received: by mail-qk1-x730.google.com with SMTP id af79cd13be357-779fb118fe4so430661585a.2 for ; Wed, 15 Nov 2023 08:59:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20230601.gappssmtp.com; s=20230601; t=1700067566; x=1700672366; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=/MictaQTnmuvgryOODFf0I7jgiEaNRAnJ9k//p/ysG8=; b=ITD1ASAkI+b8tfhI4zCWxM/utvoQOgePsjZ+Z81MQJZ6okrYxscBY/ofAxMzUm3pcw Yh6xlLDTQ5agriG8EC8SMa94ukjF8L9oIWPOPgLXikyYcbTH0BdCFi7lG4BVfH0f6cua 9Q+2vjtVzfuu79FZEhBfamQ9QLJzXEx8tJWk0NFmy1IfX/HO06Q8eU4qgnFJ2tkBW+EZ juXYrlZe32mZXJ2PBAgCb+XCmcSchacHKHBmoG5oprh22qK2yyPNyTaURZE7yF7tz71z CkGfJVJRhGLWGNzr2aZXSKu/CGz9/RgCHEMSu6tcKK6LlObW0SdSp88/F+x8CrtTiMwE wQpA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700067566; x=1700672366; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=/MictaQTnmuvgryOODFf0I7jgiEaNRAnJ9k//p/ysG8=; b=e8XCgUat3VTzwLpXENW5itNn0jrsb/T1Q6K2kgFWUzfj1ZRv/A8ImNckjdB7F79i+M coOqc7JWuhcOC3n1EPsgciob3REMkh2v55nU1JeFLtGIceX7pkxVCT5Wlm2DLtj8OXTW UYpArqGnP8B5uVKfTF2W+gZwbOIhmq8/j/aHPGgicgqGGika7TGFHNmYpv2gTCA2UyeT DPpBvFkkrMREumWpvZXkbQmTI2QF+tz2awVtQ1SIRaaxZE1OTJvyxh/yRNVn6H4TkHXv BKy1LdbyPR4EDSUoai/T/gu7O3bmAIzkRL5T5PztiEdE+2e4uNxOxz88HvU4+Ab3KXYE xfnQ== X-Gm-Message-State: AOJu0Yxb/PxiGdTy6yZ/4T1+amPNoxBxwCtELqJULLfqtaM/nWvSbJwQ EGURG+BI0SJVLAyAxfSMsBx7tw== X-Google-Smtp-Source: AGHT+IHUtverX4BcpQYQki4gdNw0YWQtAJTVJf5nAbOYCpJCBnzP95b/CzT6OCvayqiRgCEzzB6Y1w== X-Received: by 2002:a05:620a:3a4c:b0:77b:aaf8:df98 with SMTP id sk12-20020a05620a3a4c00b0077baaf8df98mr4743966qkn.69.1700067566227; Wed, 15 Nov 2023 08:59:26 -0800 (PST) Received: from brgl-uxlite.. ([12.186.190.2]) by smtp.gmail.com with ESMTPSA id x19-20020a05620a449300b0077772296f9dsm3572219qkp.126.2023.11.15.08.59.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Nov 2023 08:59:25 -0800 (PST) From: Bartosz Golaszewski To: Yury Norov , Andy Shevchenko , Rasmus Villemoes , Thomas Gleixner , Marc Zyngier , Peter Zijlstra Cc: linux-kernel@vger.kernel.org, Bartosz Golaszewski Subject: [RESEND PATCH v2 3/4] genirq/irq_sim: order headers alphabetically Date: Wed, 15 Nov 2023 17:59:14 +0100 Message-Id: <20231115165915.2936349-4-brgl@bgdev.pl> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231115165915.2936349-1-brgl@bgdev.pl> References: <20231115165915.2936349-1-brgl@bgdev.pl> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Bartosz Golaszewski For better readability and maintenance keep headers in alphabetical order. Signed-off-by: Bartosz Golaszewski --- kernel/irq/irq_sim.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/irq/irq_sim.c b/kernel/irq/irq_sim.c index f5ebb3ba6f9a..b0d50b48dbd1 100644 --- a/kernel/irq/irq_sim.c +++ b/kernel/irq/irq_sim.c @@ -4,10 +4,10 @@ * Copyright (C) 2020 Bartosz Golaszewski */ =20 +#include #include #include #include -#include #include =20 struct irq_sim_work_ctx { --=20 2.40.1 From nobody Tue Dec 30 12:50:56 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 36FF1C2BB3F for ; Wed, 15 Nov 2023 16:59:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232642AbjKOQ7k (ORCPT ); Wed, 15 Nov 2023 11:59:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57234 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232496AbjKOQ7a (ORCPT ); Wed, 15 Nov 2023 11:59:30 -0500 Received: from mail-oi1-x22a.google.com (mail-oi1-x22a.google.com [IPv6:2607:f8b0:4864:20::22a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8E27818D for ; Wed, 15 Nov 2023 08:59:27 -0800 (PST) Received: by mail-oi1-x22a.google.com with SMTP id 5614622812f47-3b3f6dd612cso4109249b6e.3 for ; Wed, 15 Nov 2023 08:59:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20230601.gappssmtp.com; s=20230601; t=1700067567; x=1700672367; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=DcMpSzqjutwlYPIEdiYUpdYZXwsHBg8m+KC9MOwgURk=; b=syUI3lLmIJYQIcCtOAY/f2hzhpR8GXokxDW4Gc8wgIM67VeC6RQBqJDlr50ghh0TNn veGyOclukrJqKxj+4beCV7Owv0DRKm1amImBL7CwxfYWLShikJSFYWVBzSnVItc61caT p17JX/GbWTj1VF125mgzdZQ0xGVzKSbfT+MqsDrUH5uJjYRwcowGKKITs5oevCvL9wpe QPlRcaD8uxMJ1NoEXJNU73wWeQyJ8aR1OgNctA7bwcP4Cqh1obeUsUFnNm3aCJkT1o5j YCSSjxurdYfr2WtXtfA91Qyy8NlQPpq2Pe9/weq9eKnAoUThh1AH0CV/IBmd9gnrXOf0 KFQg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700067567; x=1700672367; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=DcMpSzqjutwlYPIEdiYUpdYZXwsHBg8m+KC9MOwgURk=; b=CRg44im37taW/BA5g7ekI3Za3a7OKuoqEDxMgRkZivGhbD0OGVOjxqSBDmQrmyW2da w+LkyvxOt3WKXCsdHBE1m7plGVwlZtrefVJYjjt+Xsc/ZFfnSvXlADmiQAfyfKSOq0xK yDsv9wk99iwcahnYQ3PKibiN2Jl7Hu6baVK3NOYu6kzoZKwm98bRBVk6rTM6FRsZTGxc lDn+N+8tGSULGZ3x0W2ZP/2Y9uSMfx6yy7jsfpdUcnVAfkvjQf9JinaMZcrRl246PCg/ DH9ygMqTvGhoL7T0jWtQ1rKkMvUPLVVJt0OLjJeWSk2lqW2Pbbv8w8xIBMdk+pQnBpUK NADw== X-Gm-Message-State: AOJu0YziR4/B7WXdpN/T4waKoS+NEEBx3oq1FoJl1Tg2adBXLZi0+TSM 8qWI0ROlZFjZ33BemXuZKOaupQ== X-Google-Smtp-Source: AGHT+IFiVYijihuiLI/wGZ7+Q7kE2IwHAKQwrq2XLh7SyeBYYXbFOAEhWE38PE7jQ16/mnbobB8S8A== X-Received: by 2002:aca:231a:0:b0:3ae:1358:fafc with SMTP id e26-20020aca231a000000b003ae1358fafcmr13854932oie.58.1700067566916; Wed, 15 Nov 2023 08:59:26 -0800 (PST) Received: from brgl-uxlite.. ([12.186.190.2]) by smtp.gmail.com with ESMTPSA id x19-20020a05620a449300b0077772296f9dsm3572219qkp.126.2023.11.15.08.59.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Nov 2023 08:59:26 -0800 (PST) From: Bartosz Golaszewski To: Yury Norov , Andy Shevchenko , Rasmus Villemoes , Thomas Gleixner , Marc Zyngier , Peter Zijlstra Cc: linux-kernel@vger.kernel.org, Bartosz Golaszewski Subject: [RESEND PATCH v2 4/4] genirq/irq_sim: shrink code by using cleanup helpers Date: Wed, 15 Nov 2023 17:59:15 +0100 Message-Id: <20231115165915.2936349-5-brgl@bgdev.pl> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231115165915.2936349-1-brgl@bgdev.pl> References: <20231115165915.2936349-1-brgl@bgdev.pl> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Bartosz Golaszewski Use the new __free helper from linux/cleanup.h to remove all gotos and simplify the error paths. Signed-off-by: Bartosz Golaszewski --- kernel/irq/irq_sim.c | 27 +++++++++++---------------- 1 file changed, 11 insertions(+), 16 deletions(-) diff --git a/kernel/irq/irq_sim.c b/kernel/irq/irq_sim.c index b0d50b48dbd1..82b7b5051249 100644 --- a/kernel/irq/irq_sim.c +++ b/kernel/irq/irq_sim.c @@ -4,6 +4,7 @@ * Copyright (C) 2020 Bartosz Golaszewski */ =20 +#include #include #include #include @@ -163,33 +164,27 @@ static const struct irq_domain_ops irq_sim_domain_ops= =3D { struct irq_domain *irq_domain_create_sim(struct fwnode_handle *fwnode, unsigned int num_irqs) { - struct irq_sim_work_ctx *work_ctx; - - work_ctx =3D kmalloc(sizeof(*work_ctx), GFP_KERNEL); + struct irq_sim_work_ctx *work_ctx __free(kfree) =3D + kmalloc(sizeof(*work_ctx), GFP_KERNEL); if (!work_ctx) - goto err_out; + return ERR_PTR(-ENOMEM); =20 - work_ctx->pending =3D bitmap_zalloc(num_irqs, GFP_KERNEL); - if (!work_ctx->pending) - goto err_free_work_ctx; + unsigned long *pending __free(bitmap) =3D bitmap_zalloc(num_irqs, + GFP_KERNEL); + if (!pending) + return ERR_PTR(-ENOMEM); =20 work_ctx->domain =3D irq_domain_create_linear(fwnode, num_irqs, &irq_sim_domain_ops, work_ctx); if (!work_ctx->domain) - goto err_free_bitmap; + return ERR_PTR(-ENOMEM); =20 work_ctx->irq_count =3D num_irqs; work_ctx->work =3D IRQ_WORK_INIT_HARD(irq_sim_handle_irq); + work_ctx->pending =3D no_free_ptr(pending); =20 - return work_ctx->domain; - -err_free_bitmap: - bitmap_free(work_ctx->pending); -err_free_work_ctx: - kfree(work_ctx); -err_out: - return ERR_PTR(-ENOMEM); + return no_free_ptr(work_ctx)->domain; } EXPORT_SYMBOL_GPL(irq_domain_create_sim); =20 --=20 2.40.1