From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 2D56F219312 for ; Fri, 25 Jul 2025 02:15:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753409705; cv=none; b=oZn1cQtVYvqPDSlrdI3RqdDki3QB3f03exI4uxQ234n5wXBd3NIs6v2snrShSGxH7paTGEAO/ZjC0T+5CUuGj1nXq1k5uYFN7OnVNFHF7JvUPnZX4hD7JDOdcfYVoXyNnVlVJ1QC/m7koAv3OTCbntJGMLYxuqg4nQlFpyBzuqw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753409705; c=relaxed/simple; bh=YWYJZ1I73mToNBfv4qL8wJFCTCvRr1mW/CBAK6G+vV4=; h=Date:To:From:Subject:Message-Id; b=OrFzIfzGP/+0Appbp3NkebpSyAh24zzl3h7LvB+TRcUCgJ/b3QPikoV2eox3EWKzPkCABxz8I6oTdA6fJQxD946/Y7IMYAZGpAF3WW26t5Lf48UUkMc7uVqCW3JZoILPABc/Nz57e652lzt8egdNux7qfhgjy/yhuCXq7LEr8Rc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=mP2Z15Et; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="mP2Z15Et" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 044ADC4CEED; Fri, 25 Jul 2025 02:15:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1753409705; bh=YWYJZ1I73mToNBfv4qL8wJFCTCvRr1mW/CBAK6G+vV4=; h=Date:To:From:Subject:From; b=mP2Z15EtmArhDwl43n3Blw/226v4DxoH2FgaABrhlPH/48imGEBG5tX0NiC1W0l4H DMs72UZBEVKw5kQzXEAzXUNKdf1keCuF144cIaU5zEb1jFBh/woyWyrb6sVRdrZGG+ AZzJtyshzyk6r5VeuJ3r3FBPWc0RYgcOBK1sKsR4= Date: Thu, 24 Jul 2025 19:15:04 -0700 To: mm-commits@vger.kernel.org,david@redhat.com,yury.norov@gmail.com,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-cma-simplify-cma_debug_show_areas.patch removed from -mm tree Message-Id: <20250725021505.044ADC4CEED@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: mm: cma: simplify cma_debug_show_areas() has been removed from the -mm tree. Its filename was mm-cma-simplify-cma_debug_show_areas.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Yury Norov (NVIDIA) Subject: mm: cma: simplify cma_debug_show_areas() Date: Sat, 19 Jul 2025 16:53:59 -0400 The function opencodes for_each_clear_bitrange(). Fix that and drop most of housekeeping code. Link: https://lkml.kernel.org/r/20250719205401.399475-2-yury.norov@gmail.com Signed-off-by: Yury Norov (NVIDIA) Acked-by: David Hildenbrand Signed-off-by: Andrew Morton --- mm/cma.c | 19 ++++--------------- 1 file changed, 4 insertions(+), 15 deletions(-) --- a/mm/cma.c~mm-cma-simplify-cma_debug_show_areas +++ a/mm/cma.c @@ -751,8 +751,7 @@ int __init cma_declare_contiguous_nid(ph static void cma_debug_show_areas(struct cma *cma) { - unsigned long next_zero_bit, next_set_bit, nr_zero; - unsigned long start; + unsigned long start, end; unsigned long nr_part; unsigned long nbits; int r; @@ -763,22 +762,12 @@ static void cma_debug_show_areas(struct for (r = 0; r < cma->nranges; r++) { cmr = &cma->ranges[r]; - start = 0; nbits = cma_bitmap_maxno(cma, cmr); pr_info("range %d: ", r); - for (;;) { - next_zero_bit = find_next_zero_bit(cmr->bitmap, - nbits, start); - if (next_zero_bit >= nbits) - break; - next_set_bit = find_next_bit(cmr->bitmap, nbits, - next_zero_bit); - nr_zero = next_set_bit - next_zero_bit; - nr_part = nr_zero << cma->order_per_bit; - pr_cont("%s%lu@%lu", start ? "+" : "", nr_part, - next_zero_bit); - start = next_zero_bit + nr_zero; + for_each_clear_bitrange(start, end, cmr->bitmap, nbits) { + nr_part = (end - start) << cma->order_per_bit; + pr_cont("%s%lu@%lu", start ? "+" : "", nr_part, start); } pr_info("\n"); } _ Patches currently in -mm which might be from yury.norov@gmail.com are