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Subject[PATCH 1/3] mm/percpu.c: remove redundant check
Date
The conditional check "(ai->dyn_size < PERCPU_DYNAMIC_EARLY_SIZE) has
covered the check '(!ai->dyn_size)'.

Signed-off-by: Baoquan He <bhe@redhat.com>
---
mm/percpu.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/mm/percpu.c b/mm/percpu.c
index 28e07ede46f6..1480bf283d11 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -2615,7 +2615,6 @@ void __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai,
PCPU_SETUP_BUG_ON(ai->unit_size < PCPU_MIN_UNIT_SIZE);
PCPU_SETUP_BUG_ON(!IS_ALIGNED(ai->unit_size, PCPU_BITMAP_BLOCK_SIZE));
PCPU_SETUP_BUG_ON(ai->dyn_size < PERCPU_DYNAMIC_EARLY_SIZE);
- PCPU_SETUP_BUG_ON(!ai->dyn_size);
PCPU_SETUP_BUG_ON(!IS_ALIGNED(ai->reserved_size, PCPU_MIN_ALLOC_SIZE));
PCPU_SETUP_BUG_ON(!(IS_ALIGNED(PCPU_BITMAP_BLOCK_SIZE, PAGE_SIZE) ||
IS_ALIGNED(PAGE_SIZE, PCPU_BITMAP_BLOCK_SIZE)));
--
2.34.1
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