linux-kernel - [PATCH 2/6] bitmap: replace _reg_op(REG_OP_ALLOC) with bitmap

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Message-Id: <20221028014834.572819-3-yury.norov@gmail.com>
Date:   Thu, 27 Oct 2022 18:48:30 -0700
From:   Yury Norov <yury.norov@...il.com>
To:     linux-kernel@...r.kernel.org,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Yury Norov <yury.norov@...il.com>
Subject: [PATCH 2/6] bitmap: replace _reg_op(REG_OP_ALLOC) with bitmap_set()

_reg_op(REG_OP_ALLOC) duplicates bitmap_set(). Drop it.

Signed-off-by: Yury Norov <yury.norov@...il.com>
---
 lib/bitmap.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/bitmap.c b/lib/bitmap.c
index 1c81413c51f8..28630b57b2ab 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -1317,7 +1317,7 @@ int bitmap_find_free_region(unsigned long *bitmap, unsigned int bits, int order)
 	for (pos = 0 ; (end = pos + (1U << order)) <= bits; pos = end) {
 		if (!__reg_op(bitmap, pos, order, REG_OP_ISFREE))
 			continue;
-		__reg_op(bitmap, pos, order, REG_OP_ALLOC);
+		bitmap_set(bitmap, pos, pos + BIT(order));
 		return pos;
 	}
 	return -ENOMEM;
@@ -1356,7 +1356,8 @@ int bitmap_allocate_region(unsigned long *bitmap, unsigned int pos, int order)
 {
 	if (!__reg_op(bitmap, pos, order, REG_OP_ISFREE))
 		return -EBUSY;
-	return __reg_op(bitmap, pos, order, REG_OP_ALLOC);
+	bitmap_set(bitmap, pos, pos + BIT(order));
+	return 0;
 }
 EXPORT_SYMBOL(bitmap_allocate_region);
 
-- 
2.34.1