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Subject[PATCH 1/6] bitmap: fix opencoded bitmap_allocate_region()
Date
bitmap_find_region() opencodes bitmap_allocate_region(). Fix it.

Signed-off-by: Yury Norov <yury.norov@gmail.com>
---
lib/bitmap.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/lib/bitmap.c b/lib/bitmap.c
index ddb31015e38a..0bed9d943d96 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -1314,12 +1314,10 @@ int bitmap_find_free_region(unsigned long *bitmap, unsigned int bits, int order)
{
unsigned int pos, end; /* scans bitmap by regions of size 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);
- return pos;
- }
+ for (pos = 0 ; (end = pos + (1U << order)) <= bits; pos = end)
+ if (!bitmap_allocate_region(bitmap, pos, order))
+ return pos;
+
return -ENOMEM;
}
EXPORT_SYMBOL(bitmap_find_free_region);
--
2.39.2
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