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sysfs: fix /sys/devices/system/node/online value

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This commit is contained in:
Balazs Gerofi
2016-11-03 16:10:29 +09:00
parent 00996b551f
commit 3e093f6a40
2 changed files with 12 additions and 1 deletions
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1
executer/kernel/mcctrl/mcctrl.h
View File

@@ -281,6 +281,7 @@ struct mcctrl_usrdata {
unsigned long cpu_online[CPU_LONGS]; unsigned long cpu_online[CPU_LONGS];
struct ihk_cpu_info *cpu_info; struct ihk_cpu_info *cpu_info;
struct ihk_mem_info *mem_info; struct ihk_mem_info *mem_info;
nodemask_t numa_online;
struct list_head cpu_topology_list; struct list_head cpu_topology_list;
struct list_head node_topology_list; struct list_head node_topology_list;
}; };

12
executer/kernel/mcctrl/sysfs_files.c
View File

@@ -658,6 +658,7 @@ out:
static int setup_node_files(struct mcctrl_usrdata *udp) static int setup_node_files(struct mcctrl_usrdata *udp)
{ {
int error; int error;
int node;
struct node_topology *p; struct node_topology *p;
struct sysfsm_bitmap_param param; struct sysfsm_bitmap_param param;
@@ -669,10 +670,19 @@ static int setup_node_files(struct mcctrl_usrdata *udp)
goto out; goto out;
} }
memset(&udp->numa_online, 0, sizeof(udp->numa_online));
for (node = 0; node < udp->mem_info->n_numa_nodes; ++node) {
node_set(node, udp->numa_online);
}
param.nbits = MAX_NUMNODES;
param.ptr = &udp->numa_online;
sysfsm_createf(udp->os, SYSFS_SNOOPING_OPS_pbl, &param, 0444,
"/sys/devices/system/node/online");
list_for_each_entry(p, &udp->node_topology_list, chain) { list_for_each_entry(p, &udp->node_topology_list, chain) {
struct sysfs_handle handle; struct sysfs_handle handle;
int cpu; int cpu;
int node;
size_t offset = 0; size_t offset = 0;
param.nbits = nr_cpumask_bits; param.nbits = nr_cpumask_bits;
param.ptr = &p->cpumap; param.ptr = &p->cpumap;