From: Wei Yang <richardw.yang@linux.intel.com>
To: x86@kernel.org, linux-kernel@vger.kernel.org
Cc: dave.hansen@linux.intel.com, luto@kernel.org,
peterz@infradead.or, tglx@linutronix.de,
Wei Yang <richardw.yang@linux.intel.com>
Subject: [PATCH 1/6] x86, mm: remove second argument of split_mem_range()
Date: Tue, 12 Feb 2019 10:12:10 +0800 [thread overview]
Message-ID: <20190212021215.13247-2-richardw.yang@linux.intel.com> (raw)
In-Reply-To: <20190212021215.13247-1-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 ef99f3892e1f..1b980b70911a 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -330,13 +330,13 @@ 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);
@@ -474,7 +474,7 @@ 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,
--
2.19.1
next prev parent reply other threads:[~2019-02-12 2:12 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-12 2:12 [PATCH 0/6] x86, mm: refine split_mem_range a little Wei Yang
2019-02-12 2:12 ` Wei Yang [this message]
2019-03-24 14:38 ` [PATCH 1/6] x86, mm: remove second argument of split_mem_range() Thomas Gleixner
2019-03-25 1:16 ` Wei Yang
2019-02-12 2:12 ` [PATCH 2/6] x86, mm: remove check in save_mr Wei Yang
2019-02-12 2:12 ` [PATCH 3/6] x86, mm: add comment for split_mem_range to help understanding Wei Yang
2019-02-12 2:12 ` [PATCH 4/6] x86, mm: make split_mem_range() more easy to read Wei Yang
2019-03-24 14:29 ` Thomas Gleixner
2019-03-27 22:05 ` Wei Yang
2019-03-28 0:16 ` Thomas Gleixner
2019-03-28 0:25 ` Wei Yang
2019-03-28 3:35 ` Wei Yang
2019-03-28 7:20 ` Wei Yang
2019-03-28 8:08 ` Thomas Gleixner
2019-03-29 3:38 ` Wei Yang
[not found] ` <20190328065117.GA6202@richard>
2019-03-28 8:02 ` Thomas Gleixner
2019-04-12 3:08 ` Wei Yang
2019-02-12 2:12 ` [PATCH 5/6] x86, mm: skip 1G range if the range doesn't span PUD Wei Yang
2019-02-12 2:12 ` [PATCH 6/6] x86, mm: x86, mm: jump to split only 4K range when range doesn't span PMD Wei Yang
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