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McKenney" , Peter Zijlstra , Randy Dunlap , Rasmus Villemoes , Sebastian Andrzej Siewior , Song Liu , Steven Rostedt , Tejun Heo , Thomas Gleixner , Valentin Schneider , Vincent Guittot , Vlastimil Babka , Yonghong Song , Yury Norov , linux-mm@kvack.org, netdev@vger.kernel.org, bpf@vger.kernel.org Subject: [PATCH 03/16] lib/test_bitmap: don't test bitmap_set if nbits == 0 Date: Mon, 18 Jul 2022 12:28:31 -0700 Message-Id: <20220718192844.1805158-4-yury.norov@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220718192844.1805158-1-yury.norov@gmail.com> References: <20220718192844.1805158-1-yury.norov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1658172531; a=rsa-sha256; cv=none; b=tbDAykf4+owJSvBtwG1jUpvYpIW4FrXiKQe7j2LVWI+HD2AIs/7IVXBbgRqGCuubja3z7b h48vlzNAbGFxuPQ9vkjJTdTVnYjz4M4RcEwMbFuzzZyk9rikeXjFw6PBi4zoPvMZpF+bbx +95MhHtfxjnhJ0yKGWG6wVE+jENWNxE= ARC-Authentication-Results: i=1; imf11.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=fqFJufaE; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf11.hostedemail.com: domain of yury.norov@gmail.com designates 209.85.160.176 as permitted sender) smtp.mailfrom=yury.norov@gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1658172531; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=h/b9Gor8OmaVbqlus0N8Yerswqy364XPSWWiuokjuPU=; b=i+P2ApNLapv2p2zg/xzzbA7R/MVqFP8pWUdJOyBbPKqo1HwQrfWcHdfBON8RfqvaPnXDzC btJMrecyIdyFDwleu5Ex4OyQWzP/jrX4uQWKKkP0RYxeGB5MthnruPFTq2KFpJjQbNJtaF GIKHy+OYMMwyrU6O5Uh7iFBCw4cZdLA= X-Rspam-User: Authentication-Results: imf11.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=fqFJufaE; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf11.hostedemail.com: domain of yury.norov@gmail.com designates 209.85.160.176 as permitted sender) smtp.mailfrom=yury.norov@gmail.com X-Rspamd-Queue-Id: 19ADD4008D X-Rspamd-Server: rspam12 X-Stat-Signature: kfpcn6a6zbfr45crc4yisbp5pa1kbu3p X-HE-Tag: 1658172530-63193 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Don't test bitmap_set(bitmap, start, 0) as it's useless, most probably a sign of error in real code, and makes CONFIG_DEBUG_BITMAP barking. Signed-off-by: Yury Norov --- lib/test_bitmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/test_bitmap.c b/lib/test_bitmap.c index 98754ff9fe68..2a70393ac011 100644 --- a/lib/test_bitmap.c +++ b/lib/test_bitmap.c @@ -622,7 +622,7 @@ static void noinline __init test_mem_optimisations(void) unsigned int start, nbits; for (start = 0; start < 1024; start += 8) { - for (nbits = 0; nbits < 1024 - start; nbits += 8) { + for (nbits = 1; nbits < 1024 - start; nbits += 8) { memset(bmap1, 0x5a, sizeof(bmap1)); memset(bmap2, 0x5a, sizeof(bmap2)); -- 2.34.1