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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 5A907C433EF for ; Sun, 28 Nov 2021 21:05:36 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4J2Lby35WGz3c9b for ; Mon, 29 Nov 2021 08:05:34 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=Cf1UpbBD; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linuxfoundation.org (client-ip=2604:1380:4601:e00::1; helo=ams.source.kernel.org; envelope-from=gregkh@linuxfoundation.org; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=Cf1UpbBD; dkim-atps=neutral X-Greylist: delayed 140353 seconds by postgrey-1.36 at boromir; Sun, 28 Nov 2021 19:01:53 AEDT Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4J21Cj3dXZz305F for ; Sun, 28 Nov 2021 19:01:52 +1100 (AEDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id E2F2AB80B54; Sun, 28 Nov 2021 08:01:47 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7E507C004E1; Sun, 28 Nov 2021 08:01:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1638086506; bh=b48YjTY/pVez8afNE+wzU+3WaQKxxQEURvaxADRtwDg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Cf1UpbBDGUG/i+3B7710UJDtWCf5AiS+xYwJdJrswHkaMxwXqtghSrAeHqtG4ZEHm kjNjM7/02WtoShcjN6FHzZa/U5USbrnlhn4XjHsJy9PjfumjC3FQHsmSzJbZZYb97a uqjFGttZAm3d3AQ44noz4515EJlyQkKjujhY+AU0= Date: Sun, 28 Nov 2021 09:01:41 +0100 From: Greg Kroah-Hartman To: Yury Norov Subject: Re: [PATCH 3/9] all: replace bitmap_weigth() with bitmap_{empty,full,eq,gt,le} Message-ID: References: <20211128035704.270739-1-yury.norov@gmail.com> <20211128035704.270739-4-yury.norov@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211128035704.270739-4-yury.norov@gmail.com> X-Mailman-Approved-At: Mon, 29 Nov 2021 08:05:03 +1100 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Juri Lelli , Andrew Lunn , "Rafael J. Wysocki" , Catalin Marinas , Guo Ren , Christoph Lameter , Christoph Hellwig , Andi Kleen , Vincent Guittot , Ingo Molnar , Geert Uytterhoeven , Mel Gorman , Viresh Kumar , Petr Mladek , Arnaldo Carvalho de Melo , Jens Axboe , Andy Lutomirski , Lee Jones , Randy Dunlap , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Sergey Senozhatsky , Thomas Gleixner , linux-crypto@vger.kernel.org, Tejun Heo , Andrew Morton , Mark Rutland , Anup Patel , linux-ia64@vger.kernel.org, David Airlie , Roy Pledge , Dave Hansen , Solomon Peachy , Stephen Rothwell , Krzysztof Kozlowski , Dennis Zhou , Matti Vaittinen , Sudeep Holla , Kalle Valo , Stephen Boyd , Tariq Toukan , Dinh Nguyen , Jonathan Cameron , Ulf Hansson , Alexander Shishkin , Mike Marciniszyn , Rasmus Villemoes , Subbaraya Sundeep , Will Deacon , Sagi Grimberg , linux-csky@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, linux-arm-kernel@lists.infradead.org, linux-snps-arc@lists.infradead.org, Kees Cook , Arnd Bergmann , "James E.J. Bottomley" , Vineet Gupta , Steven Rostedt , Mark Gross , Borislav Petkov , Mauro Carvalho Chehab , Thomas Bogendoerfer , "Martin K. Petersen" , David Laight , linux-alpha@vger.kernel.org, Geetha sowjanya , Ian Rogers , kvm@vger.kernel.org, Peter Zijlstra , Amitkumar Karwar , linux-mm@kvack.org, linux-riscv@lists.infradead.org, Jiri Olsa , Ard Biesheuvel , Marc Zyngier , Russell King , Andy Gross , Jakub Kicinski , Vivien Didelot , Sunil Goutham , "Paul E. McKenney" , linux-s390@vger.kernel.org, Alexey Klimov , Heiko Carstens , Hans de Goede , Nicholas Piggin , Marcin Wojtas , Vlastimil Babka , linuxppc-dev@lists.ozlabs.org, linux-mips@vger.kernel.org, Palmer Dabbelt , Daniel Vetter , Jason Wessel , Saeed Mahameed , Andy Shevchenko Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Sat, Nov 27, 2021 at 07:56:58PM -0800, Yury Norov wrote: > bitmap_weight() counts all set bits in the bitmap unconditionally. > However in some cases we can traverse a part of bitmap when we > only need to check if number of set bits is greater, less or equal > to some number. > > This patch replaces bitmap_weight() with one of > bitmap_{empty,full,eq,gt,le), as appropriate. > > In some places driver code has been optimized further, where it's > trivial. > > Signed-off-by: Yury Norov > --- > arch/nds32/kernel/perf_event_cpu.c | 4 +--- > arch/x86/kernel/cpu/resctrl/rdtgroup.c | 4 ++-- > arch/x86/kvm/hyperv.c | 8 ++++---- > drivers/crypto/ccp/ccp-dev-v5.c | 5 +---- > drivers/gpu/drm/msm/disp/mdp5/mdp5_smp.c | 2 +- > drivers/iio/adc/mxs-lradc-adc.c | 3 +-- > drivers/iio/dummy/iio_simple_dummy_buffer.c | 4 ++-- > drivers/iio/industrialio-buffer.c | 2 +- > drivers/iio/industrialio-trigger.c | 2 +- > drivers/memstick/core/ms_block.c | 4 ++-- > drivers/net/dsa/b53/b53_common.c | 2 +- > drivers/net/ethernet/broadcom/bcmsysport.c | 6 +----- > drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c | 4 ++-- > drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c | 2 +- > .../ethernet/marvell/octeontx2/nic/otx2_ethtool.c | 2 +- > .../ethernet/marvell/octeontx2/nic/otx2_flows.c | 8 ++++---- > .../net/ethernet/marvell/octeontx2/nic/otx2_pf.c | 2 +- > drivers/net/ethernet/mellanox/mlx4/cmd.c | 10 +++------- > drivers/net/ethernet/mellanox/mlx4/eq.c | 4 ++-- > drivers/net/ethernet/mellanox/mlx4/main.c | 2 +- > .../net/ethernet/mellanox/mlx5/core/en_ethtool.c | 2 +- > drivers/net/ethernet/qlogic/qed/qed_dev.c | 3 +-- > drivers/net/ethernet/qlogic/qed/qed_rdma.c | 4 ++-- > drivers/net/ethernet/qlogic/qed/qed_roce.c | 2 +- > drivers/perf/arm-cci.c | 2 +- > drivers/perf/arm_pmu.c | 4 ++-- > drivers/perf/hisilicon/hisi_uncore_pmu.c | 2 +- > drivers/perf/thunderx2_pmu.c | 3 +-- > drivers/perf/xgene_pmu.c | 2 +- > drivers/pwm/pwm-pca9685.c | 2 +- > drivers/staging/media/tegra-video/vi.c | 2 +- > drivers/thermal/intel/intel_powerclamp.c | 10 ++++------ > fs/ocfs2/cluster/heartbeat.c | 14 +++++++------- > 33 files changed, 57 insertions(+), 75 deletions(-) After you get the new functions added to the kernel tree, this patch should be broken up into one-patch-per-subsystem and submitted through the various subsystem trees. thanks, greg k-h