linux-kernel - [PATCH 7/8] lib: test_bitmap: add tests for "N" alias

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Date:   Sun, 21 Feb 2021 03:08:26 -0500
From:   Paul Gortmaker <paul.gortmaker@...driver.com>
To:     linux-kernel@...r.kernel.org
Cc:     Li Zefan <lizefan@...wei.com>, Ingo Molnar <mingo@...nel.org>,
        Yury Norov <yury.norov@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Josh Triplett <josh@...htriplett.org>,
        Peter Zijlstra <peterz@...radead.org>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Frederic Weisbecker <fweisbec@...il.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Paul Gortmaker <paul.gortmaker@...driver.com>
Subject: [PATCH 7/8] lib: test_bitmap: add tests for "N" alias

These are copies of existing tests, with just 31 --> N.  This ensures
the recently added "N" alias transparently works in any normally
numeric fields of a region specification.

Cc: Yury Norov <yury.norov@...il.com>
Cc: Rasmus Villemoes <linux@...musvillemoes.dk>
Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>
---
 lib/test_bitmap.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lib/test_bitmap.c b/lib/test_bitmap.c
index 9c6a88c480c1..a6048278d027 100644
--- a/lib/test_bitmap.c
+++ b/lib/test_bitmap.c
@@ -354,6 +354,16 @@ static const struct test_bitmap_parselist parselist_tests[] __initconst = {
 	{0, "16-31:16/31",		&exp1[3 * step], 32, 0},
 	{0, "31-31:31/31",		&exp1[14 * step], 32, 0},
 
+	{0, "N-N",			&exp1[14 * step], 32, 0},
+	{0, "0-0:1/N",			&exp1[0], 32, 0},
+	{0, "0-0:N/N",			&exp1[0], 32, 0},
+	{0, "0-15:16/N",		&exp1[2 * step], 32, 0},
+	{0, "15-15:N/N",		&exp1[13 * step], 32, 0},
+	{0, "15-N:1/N",			&exp1[13 * step], 32, 0},
+	{0, "16-N:16/N",		&exp1[3 * step], 32, 0},
+	{0, "N-N:N/N",			&exp1[14 * step], 32, 0},
+
+	{0, "0-N:1/3,1-N:1/3,2-N:1/3",		&exp1[8 * step], 32, 0},
 	{0, "0-31:1/3,1-31:1/3,2-31:1/3",	&exp1[8 * step], 32, 0},
 	{0, "1-10:8/12,8-31:24/29,0-31:0/3",	&exp1[9 * step], 32, 0},
 
-- 
2.30.0