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From: wangkefeng.wang@huawei.com (Kefeng Wang)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm64: mm: remove unnecessary BUG_ON
Date: Thu, 30 Jun 2016 10:02:04 +0800	[thread overview]
Message-ID: <1467252124-19625-1-git-send-email-wangkefeng.wang@huawei.com> (raw)

The memblock_alloc() and memblock_alloc_base() will panic on their own
if no free memory, remove pointless BUG_ON.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
 arch/arm64/mm/mmu.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index 0f85a46..d120abc 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -77,7 +77,6 @@ static phys_addr_t __init early_pgtable_alloc(void)
 	void *ptr;
 
 	phys = memblock_alloc(PAGE_SIZE, PAGE_SIZE);
-	BUG_ON(!phys);
 
 	/*
 	 * The FIX_{PGD,PUD,PMD} slots may be in active use, but the FIX_PTE
-- 
2.6.0.GIT

             reply	other threads:[~2016-06-30  2:02 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-30  2:02 Kefeng Wang [this message]
2016-06-30 15:50 ` [PATCH] arm64: mm: remove unnecessary BUG_ON Mark Rutland
2016-06-30 16:55 ` Catalin Marinas

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