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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 04/16] lib/test_bitmap: test test_bitmap_arr{32,64} starting from nbits == 1 Date: Mon, 18 Jul 2022 12:28:32 -0700 Message-Id: <20220718192844.1805158-5-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-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1658172532; 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=WuubJCN67Jl+OjN8nViAm+NVBqJ2ywJqSxExI1yjjeo=; b=tdvdHH/UcBTRiEpInigrvnXL4eJ6OUAhZpExH153b3y0+TDB9VByyJdWuIZ7j3jq2qNZhz cXHZ8/QeA9+3hHN9s1VtfLHHd7DPdKIriyGdnGGrl1D1J5yG1lwhZsZo1H7ERvxEWYIJmR 2zGyp9iAw5BQLhi9KUqDJJ4dR1RVXN4= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1658172532; a=rsa-sha256; cv=none; b=RMb4ygeLrvs9NYXsBXMikUABzeFORyykCa2Q5plQtnCaGkBETJ1XkGgSpGtc4navvohbCT 6FZyZmqQTxvs54IMelB3RLrxvLDYztMnHhdZXsu+DAsXBCOh5NJLml6BHlv5rYKHS/ZFjA TEDWjUZmwNImmBIARokHZDLmSoH32vE= ARC-Authentication-Results: i=1; imf30.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=Tj6uBzad; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf30.hostedemail.com: domain of yury.norov@gmail.com designates 209.85.222.174 as permitted sender) smtp.mailfrom=yury.norov@gmail.com X-Stat-Signature: c11qrhkkz94u1he3746bq9j14afijdbq X-Rspamd-Queue-Id: 4A54880088 X-Rspam-User: Authentication-Results: imf30.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=Tj6uBzad; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf30.hostedemail.com: domain of yury.norov@gmail.com designates 209.85.222.174 as permitted sender) smtp.mailfrom=yury.norov@gmail.com X-Rspamd-Server: rspam06 X-HE-Tag: 1658172532-962722 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: nbits == 0 is useless. In a real code it's most probably a sign of error, and it makes CONFIG_DEBUG_BITMAP barking. Signed-off-by: Yury Norov --- lib/test_bitmap.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/test_bitmap.c b/lib/test_bitmap.c index 2a70393ac011..bc48d992d10d 100644 --- a/lib/test_bitmap.c +++ b/lib/test_bitmap.c @@ -567,7 +567,7 @@ static void __init test_bitmap_arr32(void) memset(arr, 0xa5, sizeof(arr)); - for (nbits = 0; nbits < EXP1_IN_BITS; ++nbits) { + for (nbits = 1; nbits < EXP1_IN_BITS; ++nbits) { bitmap_to_arr32(arr, exp1, nbits); bitmap_from_arr32(bmap2, arr, nbits); expect_eq_bitmap(bmap2, exp1, nbits); @@ -593,7 +593,7 @@ static void __init test_bitmap_arr64(void) memset(arr, 0xa5, sizeof(arr)); - for (nbits = 0; nbits < EXP1_IN_BITS; ++nbits) { + for (nbits = 1; nbits < EXP1_IN_BITS; ++nbits) { memset(bmap2, 0xff, sizeof(arr)); bitmap_to_arr64(arr, exp1, nbits); bitmap_from_arr64(bmap2, arr, nbits); -- 2.34.1