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Message-ID: <1464847389-11652-4-git-send-email-wangkefeng.wang@huawei.com>
Date: Thu, 2 Jun 2016 14:03:09 +0800
From: Kefeng Wang <wangkefeng.wang@...wei.com>
To: Catalin Marinas <catalin.marinas@....com>
CC: Will Deacon <will.deacon@....com>,
linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
Ganapatrao Kulkarni <gkulkarni@...iumnetworks.com>,
Robert Richter <rrichter@...ium.com>,
"David Daney" <david.daney@...ium.com>,
Rob Herring <robh+dt@...nel.org>,
linux-kernel <linux-kernel@...r.kernel.org>,
<guohanjun@...wei.com>, <thunder.leizhen@...wei.com>,
<wangkefeng.wang@...wei.com>
Subject: [PATCH 3/3] arm64: numa: Use pr_fmt()
Use pr_fmt to prefix kernel output, and remove duplicated msg
of NUMA turned off.
Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
---
arch/arm64/mm/numa.c | 42 +++++++++++++++++++++---------------------
1 file changed, 21 insertions(+), 21 deletions(-)
diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c
index 1b9622c..8be5ba3 100644
--- a/arch/arm64/mm/numa.c
+++ b/arch/arm64/mm/numa.c
@@ -17,6 +17,8 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#define pr_fmt(fmt) "numa: " fmt
+
#include <linux/acpi.h>
#include <linux/bootmem.h>
#include <linux/memblock.h>
@@ -36,10 +38,9 @@ static __init int numa_parse_early_param(char *opt)
{
if (!opt)
return -EINVAL;
- if (!strncmp(opt, "off", 3)) {
- pr_info("%s\n", "NUMA turned off");
+ if (!strncmp(opt, "off", 3))
numa_off = true;
- }
+
return 0;
}
early_param("numa", numa_parse_early_param);
@@ -108,7 +109,7 @@ static void __init setup_node_to_cpumask_map(void)
set_cpu_numa_node(cpu, NUMA_NO_NODE);
/* cpumask_of_node() will now work */
- pr_debug("NUMA: Node to cpumask map for %d nodes\n", nr_node_ids);
+ pr_debug("Node to cpumask map for %d nodes\n", nr_node_ids);
}
/*
@@ -142,19 +143,19 @@ int __init numa_add_memblk(int nid, u64 start, u64 end)
int ret;
if (nid >= MAX_NUMNODES) {
- pr_warn("NUMA: Node id %u exceeds maximum value\n", nid);
+ pr_warn("Node id %u exceeds maximum value\n", nid);
return -EINVAL;
}
ret = memblock_set_node(start, (end - start), &memblock.memory, nid);
if (ret < 0) {
- pr_err("NUMA: memblock [0x%llx - 0x%llx] failed to add on node %d\n",
+ pr_err("memblock [0x%llx - 0x%llx] failed to add on node %d\n",
start, (end - 1), nid);
return ret;
}
node_set(nid, numa_nodes_parsed);
- pr_info("NUMA: Adding memblock [0x%llx - 0x%llx] on node %d\n",
+ pr_info("Adding memblock [0x%llx - 0x%llx] on node %d\n",
start, (end - 1), nid);
return ret;
}
@@ -169,19 +170,18 @@ static void __init setup_node_data(int nid, u64 start_pfn, u64 end_pfn)
void *nd;
int tnid;
- pr_info("NUMA: Initmem setup node %d [mem %#010Lx-%#010Lx]\n",
- nid, start_pfn << PAGE_SHIFT,
- (end_pfn << PAGE_SHIFT) - 1);
+ pr_info("Initmem setup node %d [mem %#010Lx-%#010Lx]\n",
+ nid, start_pfn << PAGE_SHIFT, (end_pfn << PAGE_SHIFT) - 1);
nd_pa = memblock_alloc_try_nid(nd_size, SMP_CACHE_BYTES, nid);
nd = __va(nd_pa);
/* report and initialize */
- pr_info("NUMA: NODE_DATA [mem %#010Lx-%#010Lx]\n",
+ pr_info(" NODE_DATA [mem %#010Lx-%#010Lx]\n",
nd_pa, nd_pa + nd_size - 1);
tnid = early_pfn_to_nid(nd_pa >> PAGE_SHIFT);
if (tnid != nid)
- pr_info("NUMA: NODE_DATA(%d) on node %d\n", nid, tnid);
+ pr_info(" NODE_DATA(%d) on node %d\n", nid, tnid);
node_data[nid] = nd;
memset(NODE_DATA(nid), 0, sizeof(pg_data_t));
@@ -238,8 +238,7 @@ static int __init numa_alloc_distance(void)
numa_distance[i * numa_distance_cnt + j] = i == j ?
LOCAL_DISTANCE : REMOTE_DISTANCE;
- pr_debug("NUMA: Initialized distance table, cnt=%d\n",
- numa_distance_cnt);
+ pr_debug("Initialized distance table, cnt=%d\n", numa_distance_cnt);
return 0;
}
@@ -260,20 +259,20 @@ static int __init numa_alloc_distance(void)
void __init numa_set_distance(int from, int to, int distance)
{
if (!numa_distance) {
- pr_warn_once("NUMA: Warning: distance table not allocated yet\n");
+ pr_warn_once("Warning: distance table not allocated yet\n");
return;
}
if (from >= numa_distance_cnt || to >= numa_distance_cnt ||
from < 0 || to < 0) {
- pr_warn_once("NUMA: Warning: node ids are out of bound, from=%d to=%d distance=%d\n",
+ pr_warn_once("Warning: node ids are out of bound, from=%d to=%d distance=%d\n",
from, to, distance);
return;
}
if ((u8)distance != distance ||
(from == to && distance != LOCAL_DISTANCE)) {
- pr_warn_once("NUMA: Warning: invalid distance parameter, from=%d to=%d distance=%d\n",
+ pr_warn_once("Warning: invalid distance parameter, from=%d to=%d distance=%d\n",
from, to, distance);
return;
}
@@ -300,7 +299,7 @@ static int __init numa_register_nodes(void)
/* Check that valid nid is set to memblks */
for_each_memblock(memory, mblk)
if (mblk->nid == NUMA_NO_NODE || mblk->nid >= MAX_NUMNODES) {
- pr_warn("NUMA: Warning: invalid memblk node %d [mem %#010Lx-%#010Lx]\n",
+ pr_warn("Warning: invalid memblk node %d [mem %#010Lx-%#010Lx]\n",
mblk->nid, mblk->base,
mblk->base + mblk->size - 1);
return -EINVAL;
@@ -371,9 +370,10 @@ static int __init dummy_numa_init(void)
struct memblock_region *mblk;
if (numa_off)
- pr_info("NUMA disabled\n"); /* Forced off on command line. */
- pr_info("NUMA: Faking a node at [mem %#018Lx-%#018Lx]\n",
- 0LLU, PFN_PHYS(max_pfn) - 1);
+ pr_warn("NUMA turned off by user\n"); /* Forced off on command line. */
+
+ pr_info("Faking a node at [mem %#018Lx-%#018Lx]\n",
+ 0LLU, PFN_PHYS(max_pfn) - 1);
for_each_memblock(memory, mblk) {
ret = numa_add_memblk(0, mblk->base, mblk->base + mblk->size);
--
1.7.12.4
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