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From: Wei Yang <richardw.yang@linux.intel.com>
To: x86@kernel.org, linux-kernel@vger.kernel.org
Cc: richard.weiyang@gmail.com, dave.hansen@linux.intel.com,
	luto@kernel.org, peterz@infradead.or, tglx@linutronix.de,
	Wei Yang <richardw.yang@linux.intel.com>
Subject: [Patch v2 1/6] x86/mm: Remove second argument of split_mem_range()
Date: Thu,  5 Dec 2019 10:13:58 +0800	[thread overview]
Message-ID: <20191205021403.25606-2-richardw.yang@linux.intel.com> (raw)
In-Reply-To: <20191205021403.25606-1-richardw.yang@linux.intel.com>

The second argument is always zero.

Signed-off-by: Wei Yang <richardw.yang@linux.intel.com>
---
 arch/x86/mm/init.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index e7bb483557c9..916a3d9b5bfd 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -333,13 +333,13 @@ static const char *page_size_string(struct map_range *mr)
 	return str_4k;
 }
 
-static int __meminit split_mem_range(struct map_range *mr, int nr_range,
+static int __meminit split_mem_range(struct map_range *mr,
 				     unsigned long start,
 				     unsigned long end)
 {
 	unsigned long start_pfn, end_pfn, limit_pfn;
 	unsigned long pfn;
-	int i;
+	int i, nr_range = 0;
 
 	limit_pfn = PFN_DOWN(end);
 
@@ -477,7 +477,7 @@ unsigned long __ref init_memory_mapping(unsigned long start,
 	       start, end - 1);
 
 	memset(mr, 0, sizeof(mr));
-	nr_range = split_mem_range(mr, 0, start, end);
+	nr_range = split_mem_range(mr, start, end);
 
 	for (i = 0; i < nr_range; i++)
 		ret = kernel_physical_mapping_init(mr[i].start, mr[i].end,
-- 
2.17.1


  reply	other threads:[~2019-12-05  2:15 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-05  2:13 [Patch v2 0/6] Refactor split_mem_range with proper helper and loop Wei Yang
2019-12-05  2:13 ` Wei Yang [this message]
2019-12-05  2:13 ` [Patch v2 2/6] x86/mm: Add attribute __ro_after_init to after_bootmem Wei Yang
2019-12-05  2:14 ` [Patch v2 3/6] x86/mm: Make page_size_mask unsigned int clearly Wei Yang
2019-12-05  2:14 ` [Patch v2 4/6] x86/mm: Refine debug print string retrieval function Wei Yang
2019-12-05  9:13   ` Peter Zijlstra
2019-12-06  1:51     ` Wei Yang
2019-12-06 10:27       ` Peter Zijlstra
2019-12-06 15:17         ` Wei Yang
2019-12-05  2:14 ` [Patch v2 5/6] x86/mm: Use address directly in split_mem_range() Wei Yang
2019-12-07  3:36   ` kbuild test robot
2019-12-07  3:36     ` kbuild test robot
2019-12-07  7:17     ` Wei Yang
2019-12-05  2:14 ` [Patch v2 6/6] x86/mm: Refactor split_mem_range with proper helper and loop Wei Yang

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