From: Yury Norov <yury.norov@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Yury Norov <yury.norov@gmail.com>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>
Subject: [PATCH v4 4/8] bitmap: replace _reg_op(REG_OP_ALLOC) with bitmap_set()
Date: Mon, 28 Aug 2023 19:39:07 -0700 [thread overview]
Message-ID: <20230829023911.64335-5-yury.norov@gmail.com> (raw)
In-Reply-To: <20230829023911.64335-1-yury.norov@gmail.com>
_reg_op(REG_OP_ALLOC) duplicates bitmap_set().
CC: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
CC: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Yury Norov <yury.norov@gmail.com>
---
lib/bitmap.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lib/bitmap.c b/lib/bitmap.c
index 3c069944dd83..0fabcb0e4628 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -1350,9 +1350,12 @@ EXPORT_SYMBOL(bitmap_release_region);
*/
int bitmap_allocate_region(unsigned long *bitmap, unsigned int pos, int order)
{
+ unsigned int len = BIT(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, len);
+ return 0;
}
EXPORT_SYMBOL(bitmap_allocate_region);
--
2.39.2
next prev parent reply other threads:[~2023-08-29 2:40 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-29 2:39 [PATCH v4 0/8] bitmap: cleanup bitmap_*_region() implementation Yury Norov
2023-08-29 2:39 ` [PATCH v4 1/8] bitmap: align __reg_op() wrappers with modern coding style Yury Norov
2023-08-29 15:26 ` Andy Shevchenko
2023-08-29 2:39 ` [PATCH v4 2/8] bitmap: add test for bitmap_*_region() functions Yury Norov
2023-08-29 15:29 ` Andy Shevchenko
2023-08-29 2:39 ` [PATCH v4 3/8] bitmap: fix opencoded bitmap_allocate_region() Yury Norov
2023-08-29 15:30 ` Andy Shevchenko
2023-08-29 2:39 ` Yury Norov [this message]
2023-08-29 2:39 ` [PATCH v4 5/8] bitmap: replace _reg_op(REG_OP_RELEASE) with bitmap_clear() Yury Norov
2023-08-29 15:32 ` Andy Shevchenko
2023-08-29 2:39 ` [PATCH v4 6/8] bitmap: replace _reg_op(REG_OP_ISFREE) with find_next_bit() Yury Norov
2023-08-29 2:39 ` [PATCH v4 7/8] bitmap: drop _reg_op() function Yury Norov
2023-08-29 2:39 ` [PATCH v4 8/8] bitmap: move bitmap_*_region() functions to bitmap.h Yury Norov
2023-08-29 10:07 ` Yury Norov
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