Messages in this thread Patch in this message | | | From | Yury Norov <> | Subject | [PATCH 1/6] bitmap: fix opencoded bitmap_allocate_region() | Date | Wed, 26 Jul 2023 19:02:02 -0700 |
| |
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
| |