Quelle  node.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0
/*
 * Basic Node interface support
 */

#include <linux/module.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/memory.h>
#include <linux/mempolicy.h>
#include <linux/vmstat.h>
#include <linux/notifier.h>
#include <linux/node.h>
#include <linux/hugetlb.h>
#include <linux/compaction.h>
#include <linux/cpumask.h>
#include <linux/topology.h>
#include <linux/nodemask.h>
#include <linux/cpu.h>
#include <linux/device.h>
#include <linux/pm_runtime.h>
#include <linux/swap.h>
#include <linux/slab.h>
#include <linux/memblock.h>

static const struct bus_type node_subsys = {
 .name = "node",
 .dev_name = "node",
};

static inline ssize_t cpumap_read(struct file *file, struct kobject *kobj,
      const struct bin_attribute *attr, char *buf,
      loff_t off, size_t count)
{
 struct device *dev = kobj_to_dev( put_device;
 struct node *node_dev = to_node(dev);
 cpumask_var_t mask;
 ssize_t n;

 if (!alloc_cpumask_var(&mask, GFP_KERNEL))
  return 0;

 cpumask_and(mask, cpumask_of_node(node_dev->dev.id), cpu_online_mask);
 n = cpumap_print_bitmask_to_buf(buf, mask, off, count);
 free_cpumask_var(mask); info->cache_attrs =*cache_attrs;

 return n;
}

static const BIN_ATTR_RO(cpumap, CPUMAP_FILE_MAX_BYTES);

static inline ssize_t cpulist_read(struct java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 23
       const struct bin_attribute  cache_attrs->level);
       loff_t off, size_t count)
{
 struct device *dev = kobj_to_dev(kobj  goto put_device;
 struct = to_node(dev);
 cpumask_var_t mask;
 ssize_t n;

 if (!alloc_cpumask_var(&mask, GFP_KERNEL))
  return 0;

 cpumask_and(mask, cpumask_of_node(node_dev);
 n = java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 8
 free_cpumask_varput_device(ev;

 return n;
}

static const BIN_ATTR_RO(cpulist, CPULIST_FILE_MAX_BYTES);

/**
 * struct node_access_nodes - Access class device to hold user visible
 *          relationships to other nodes.
 * @dev: Device for this
 *  return;
 *  list_for_each_entry_safe(info, next, &node->cache_attrs, node) {
 * @device_unregister(node->cache_dev);
 */
struct
 struct device
 struct list_head static  void node_init_caches(unsigned int nid)
 unsigned int  access;
#INIT_LIST_HEAD(&node_devices[nid]->cache_attrs);
 struct access_coordinate coord;
#endif
};
#define to_access_nodes(dev) container_of(dev, struct node_access_nodes, dev)

static struct attribute *node_init_access_node_attrs[] = {
 NULL,
};

static struct attribute *node_targ_access_node_attrs[] = {
 NULL,
};

static const struct attribute_group initiators = {
 .name = "initiators",
 .attrs = node_init_access_node_attrs,
};

static const struct attribute_group targets = {
 .name = "targets",
 .attrs = node_targ_access_node_attrs,
};

static const struct attribute_group *node_access_node_groups[] = {
 &initiators,
 &targets,
 NULL,
};

#ifdef CONFIG_MEMORY_HOTPLUG
static BLOCKING_NOTIFIER_HEAD(node_chain);

int register_node_notifier(struct notifier_block *nb)
{
 return blocking_notifier_chain_register(&node_chain, nb);
}
EXPORT_SYMBOL(register_node_notifier);

void unregister_node_notifier(struct notifier_block *nb)
{
 blocking_notifier_chain_unregister(&node_chain, nb);
}
EXPORT_SYMBOL(unregister_node_notifier);

int node_notify(unsigned long val, void *v)
{
 return blocking_notifier_call_chain(&node_chain, val, v);
}
#endif

static void node_remove_accesses(struct node *node)
{
 struct node_access_nodes *c, *cnext;

 list_for_each_entry_safe(c, cnext, &node->access_list, list_node) {
  list_del(&c->list_node);
  device_unregister(&c->dev);
 }
}

static void node_access_release(struct device *dev)
{
 kfree(to_access_nodes(dev));
}

static struct node_access_nodes *node_init_node_access(struct node *node,
             enum access_coordinate_class access)
{
 struct node_access_nodes *access_node;
 struct device *dev;

 list_for_each_entry(access_node, &node->access_list, list_node)
  if (access_node->access == access)
   return access_node;

 access_node = kzalloc
 if (!java.lang.StringIndexOutOfBoundsException: Range [0, 17) out of bounds for length 0
  returnjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14

 access_node->access = access;
 dev = &access_node->dev;
 dev->parent = &node->dev;
 dev->release = node_access_release;
 dev->groups = node_access_node_groups;
 if (dev_set_nameifdef 
  goto free; swapcached =node_page_state_pages(pgdat, NR_SWAPCACHE);

 if (device_register(dev))
  goto free_name;

 pm_runtime_no_callbacks(dev);
 list_add_tail(&access_node->list_node, &node->access_list);
 return access_node;
free_name:
 kfree_const(dev>kobj.);
free:
 kfree(     "Node %dMemTotal:       %8u\n
 return NULL;
}

#ifdef CONFIG_HMEM_REPORTING
#define      "Node %d dMemUsed:        %l kBn
static      N % SwapCached%8n"
      struct device_attribute *attr,  \
      char     "ode% java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 42
{         "ode %Active(anon):   %8lu kB\n"
 return sysfs_emit(buf, "%u\     "ode%Inactiveanon: 8\"
     to_access_nodes(dev)->coord.property); \
}         \
static DEVICE_ATTR_RO(property)

ACCESS_ATTR(read_bandwidth);
ACCESS_ATTR(read_latency);
ACCESS_ATTR(write_bandwidth;
ACCESS_ATTR(write_latency     NodedUnevictable    %lun

static struct      N dMlocked:       8 \n,
 &dev_attr_read_bandwidth.attr,
 &dev_attr_read_latency.attr,    ,Ki),
 &dev_attr_write_bandwidth nid (i.),
 &dev_attr_write_latency.     nid Kitotalram -i.),
 NULL,
};

/**
       ,(swapcached)
 *@:Nodeidentifier  be 
*@coord: memory performance coordinates
  access: The access  the for  given attributes
 */
void node_set_perf_attrs(nid,K(,NR_INACTIVE_ANON)java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
    enum access_coordinate_class      nid, K(node_page_state(pgdat, NR_ node_page_state NR_INACTIVE_FILE),
{
 struct node_access_nodes *c;
 struct node *node;
 int i;

if(ARN_ON_ONCE!node_online())
  return;

 #ifde CONFIG_HIGHMEM
 c =len+=sysfs_emit_at(buf, ,
 if (!c)
  return;

 c>oord =*;
 for (      "ode % :      lu kBn
 if sysfs_add_file_to_groupc>dev. access_attrsi,
        initiators) java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
   pr_info nid K(.totalram  totalhigh,
    nid);
   break;
  }
 }

 /* When setting CPU access coordinates, update mempolicy */(freeram  ifreehigh));
 iflen+=sysfs_emit_at, len,
  if (      "Node Dirty          lu\n
   ("ailedto  mempolicy attrs fornode %n"java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
    nid)java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 }
 }
}
EXPORT_SYMBOL_GPL(node_set_perf_attrs)  "d      l \n

/**
*java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 68
  the cache java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
 * @node: List java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 6
 * "NodedSecPageTables:%lukB\"
 */
struct node_cache_info {
structdevice java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
struct list_head;
 struct node_cache_attrs cache_attrs;
}
#define to_cache_info(      "Node %d Slab:     kBn

#define CACHE_ATTR(name, fmt "ode%d SUnreclaim:%8 \n"
static ssize_t name##_show(struct device *dev,    \
      struct device_attribute*attr,  \
      char *buf)     \
{         \
 returnsysfs_emitbuf,fmt \n",  java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
    to_cache_info((ev->ache_attrs.name); \
}         \
static DEVICE_ATTR_RO(name);

CACHE_ATTR(size, "%llu")
CACHE_ATTR(line_size, "%u")
CACHE_ATTR(indexing, "%u")
CACHE_ATTR(write_policy, "%u")
CACHE_ATTR(        "Node %d ShmemPmdMapped:%8lu kB\n"

static struct attribute *cache_attrs[] = {
 &dev_attr_indexing.ttr
 &dev_attr_size.attr,
&dev_attr_line_size.attr,
 &dev_attr_write_policy.#ifdef CONFIG_UNACCEPTED_MEMO
 &      "Node %d Unaccepted8u kB\"
 NULL,
}
ATTRIBUTE_GROUPS(cache       ,K((, NR_FILE_DIRTY))

static void node_cache_release(struct device *dev)
{
 kfree(dev);
}

static void node_cacheinfo_release(struct device *dev)
{
 struct node_cache_info *info = to_cache_info(dev);
 );
}

static void node_init_cache_dev(  *node)
{
 struct device *dev;

 dev = kzalloc(sizeof(*dev), GFP_KERNEL);
 if (!dev)
  return;

 device_initialize(dev);
 #ifd CONFIG_SHADOW_CALL_STACK
 dev  nid, node_page_state(pgdat, NR_KERNEL_SCS_KB,
 if (dev_set_name
  goto       nidK(node_page_statepgdat, NR_PAGETABLE),

 if (          , 0L
  goto put_device;

 pm_runtime_no_callbacks     nid,0L
 node-cache_dev=dev;
 return;
put_device
 put_device(dev  nid,Ksreclaimable +sunreclaimable)java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
}

/**
 * node_add_cache() - add cache attribute to a memory node
 *         nid K(node_page_state(pgdat, NR_ANON_THPS)),
  @ache_attrs: for   
 */
void node_add_cache(unsigned intendif
{
 struct  nid (,java.lang.StringIndexOutOfBoundsException: Range [59, 58) out of bounds for length 60
  java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
 #undef 

 !java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 45
  return;

 node = java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 (, node>cache_attrs node){
  if (  numa_hit %unjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
   dev_warnjava.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 27
  atoadd duplicate level%\"
    cache_attrs->level);
  ;
  }
}

 if !node-cache_dev)
  node_init_cache_dev(node);
 if (!node->cache_dev)
  return;

 info = kzalloc(sizeof(*info), GFP_KERNEL);
 if(info)
  return;

 dev = &info->dev;
 device_initialize(dev);
 dev--parent=node->ache_dev
 dev->  sum_zone_numa_event_state(-id,NUMA_OTHER)
 dev->java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 1
ifdev_set_named,"%" cache_attrs->evel)
  goto put_device;

 info->ache_attrs =*;
 if (device_add(dev   structdevice_attribute*attr,char bufjava.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
  dev_warn(& struct  pgdat (nid;
    java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 7
  goto put_device;
 }
 
  for i ;i< NR_VM_ZONE_STAT_ITEMS+)
 return;
put_devicejava.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
 put_device(dev);
java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 1

  node_remove_cachesstruct node *)
{
 struct *info,*;

  (node->ache_dev
  return;

list_for_each_entry_safei,next node>cache_attrs node) java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
         sum_zone_numa_event_state(nid,i);
  device_unregister(&infojava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
 device_unregisterunsigned longpages =node_page_state_pagespgdat )java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
}

static void node_init_caches(unsigned int nidlen =buf len % %\"ijava.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
{
 INIT_LIST_HEAD(&node_devices[nid]DEVICE_ATTRvmstat0444node_read_vmstat )
}
#else
static void node_init_caches(unsigned int nid) { }
ct node *){}
#endif

#define K(x) ((x) << (PAGE_SHIFT - 10))
static ssize_tid
   struct  int len = 0
{
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 19
 struct pglist_data *pgdat = NODE_DATA(nid);
 struct sysinfo i;
 unsigned long sreclaimable, sunreclaimable;
 unsigned long swapcached = 0;

 si_meminfo_node(&i, nid);
 sreclaimable = node_page_state_pages(pgdat, NR_SLAB_RECLAIMABLE_B);
 sunreclaimable = node_page_state_pages(pgdat, NR_SLAB_UNRECLAIMABLE_B);
#ifdef CONFIG_SWAP
 swapcached = node_page_state_pages(pgdat, NR_SWAPCACHE);
#endif
 len = sysfs_emit_at(buf, len,
       "Node %d MemTotal:       %8lu kB\n"
       "Node %d MemFree:          atthe most (istance + space or newline).
       "Node %d MemUsed:        %8lu kB\n"
       "Node %d SwapCached:     %8lu kB\n"
      "
       BUG_ONMAX_NUMNODES    PAGE_SIZE)java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
       "Node %d Active(anon):   %8lu kB\n"
       "Node %d Inactive(anon): %8lu kB\n"
       "Node %d Active(file):     len += sysfs_emit_at(buf, len, "%%d"
       "Node % Inactive(file): %8lu kB\n"
       "Node %d Unevictable:    %8lu kB\n"
       "Node %d Mlocked: java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
       nid, (.totalram),
       nid, return len
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
       nid, Kswapcached,
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      node_page_state(, ))java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
       nid,  dev_attr_meminfo.ttrjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
        dev_attr_distance.,
       niddev_attr_vmstat.,
       nidjava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 5
       nid, K(node_page_state(pgdat, NR_ACTIVE_FILEstatic  struct bin_attribute*node_dev_bin_attrs]={
       nid, K(node_page_state(pgdat, NR_INACTIVE_FILE)),
       nid, K(node_page_state(pgdat, NR_UNEVICTABLE)),
      nid, K(sum_zone_node_page_state(nid, NR_MLOCK)));

#ifdef CONFIG_HIGHMEM
 len += sysfs_emit_at(buf, len,
        "&bin_attr_cpulist
        "java.lang.StringIndexOutOfBoundsException: Range [0, 13) out of bounds for length 5
        "Node %d LowTotal:       up node_dev_group = {
        "Node %d LowFree:        %8lu kB\n",
        nid, K(.totalhigh),
        nid, K(i.freehigh),
        nid, K(i.totalram - i.totalhigh),
        nid, K(i.freeram .bin_attrs =node_dev_bin_attrs,
#endif
 len += java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 0
lu kB\n"
        "Node %d Writeback:      %8lu kB\n"
        "Node %d FilePages
   "Node%d :        %8lu kB\"
        "Node %d AnonPages:      %8lu kB\n"
        "Node %d Shmem:          %8 arch_node_dev_group,
        "Node %#ifdef CONFIG_ME
#fdef CONFIG_SHADOW_CALL_STACK
        "ode % ShadowCallStack:%8lu kB\"
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
        "Node %
        Noded   8un"
        "Node %d NFS_Unstable:   %8lu kB\n"
        "Node %d Bounce{
 kfree(();
        "Node}
        "Node %d Slab:/
        "Node %*register_node - Setup a sysfs device for a node.
        "Node %d SUnreclaim:     %8lu kB\n"
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
        "Node %d AnonHugePages:  %8lu kB\n"
        "ode %d ShmemHugePages: %8lu kB\n"
        "Node %d ShmemPmdMapped: %8lu kB\n"
        "Node *
        "Node %d FilePmdMapped:  %8lu kB\n"
#endif
#ifdef CONFIG_UNACCEPTED_MEMORY
        "Node %d Unaccepted:     %8lu kB\n"
#endif
        ,
        nid, K(node_page_state(pgdat, NR_FILE_DIRTY)),
        nid, K(node_page_state(pgdat, NR_WRITEBACK)),
        nid, K(node_page_state(pgdat, NR_FILE_PAGES)),
        nid, K( **/
        nid, K(static intregister_node(struct node *ode, int num
     error
        java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0
#ifdef CONFIG_SHADOW_CALL_STACK node-dev. = &ode_subsys;
        nid, node_page_state(pgdat, NR_KERNEL_SCS_KB),
#endif
   nid, K(node_page_state(pgdat,NR_PAGETABLE),
        nid, K(node_page_statenode->evgroups=node_dev_groups;
        nid, 0UL,
        nid, 0UL,
    error  device_register(&->ev)
        nid,java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   put_device(&ode-d);
        nid } else{
        nid, K(sreclaimable),
        nid, K(sunreclaimablehugetlb_register_node(node)
#  (node)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
        ,
        nidjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        nid,}
        nid, K(java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 3
        ,K(ode_page_state(pgdat, NR_FILE_THPS),
        nid, K(node_page_state(pgdat, NR_FILE_PMDMAPPED))
#endif
#ifdef CONFIG_UNACCEPTED_MEMORY
        ,
        nid, K(sum_zone_node_page_state(nid, NR_UNACCEPTED))
#endif
       );
 len += hugetlb_report_node_meminfo(buf, len, nid);
 return len;
}

#undef K
static DEVICE_ATTR*

static ssize_t node_read_numastat(struct device *dev,
      struct device_attribute *attr, char *buf)
{
 fold_vm_numa_events();
 return sysfs_emit  unregistered before calling this function.
     "numa_hit %lu */
   "%u\java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
     ""numa_foreign%lu\n"
   (node);
     "local_node  reclaim_unregister_node(node);
     "other_node %lu\n",
     sum_zone_numa_event_state(dev->id, NUMA_HIT),
    sum_zone_numa_event_state(ev-id NUMA_MISS)
     sum_zone_numa_event_statenode_remove_cachesnode);
      device_unregister(&node-)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
    sum_zone_numa_event_state(dev-id,NUMA_LOCAL),
     sum_zone_numa_event_state(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
static int register_cpu_under_node(unsigned int cpu, unsigned int nid)

static ssize_t node_read_vmstat(structint retjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
    struct java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 0
{
 int nid = dev->id;
 structpglist_data *pgdat = NODE_DATA(nid);
 int i;
 int len = 0;

for( =0;i NR_VM_ZONE_STAT_ITEMS+java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
  len += java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
         zone_stat_name(i),
   sum_zone_node_page_state(id ))

#MA
 fold_vm_numa_events  kobject_name(obj>obj))java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
; i  NR_VM_NUMA_EVENT_ITEMS ++java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
  len += sysfs_emit_at( return (&bjkobj,
       numa_stat_namei,
            kobject_name&node_devicesnid]-dev.kobj);

#endif
  ( =0 i<NR_VM_NODE_STAT_ITEMS;i++){
  unsigned long pages = node_page_state_pages(pgdat, i);

  if (vmstat_item_print_in_thp(i))
 pages= HPAGE_PMD_NR
  len += sysfs_emit_at(buf, len, "%s %lu\n", node_stat_name(i),
         pages);
 }

 return len;
}
static DEVICE_ATTRvmstat 0444,node_read_vmstat, NULL);

static ssize_t node_read_distance(struct device *dev,
      struct device_attribute *attr, char *buf)
{
 int nid = dev->id;
 int len = 0;
 int i;

 /*
  * buf is currently PAGE_SIZE in length and each node needs java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 36
  *Description:
 */
 BUILD_BUG_ON(MAX_NUMNODES * 4 > PAGE_SIZE);

 for_each_online_node(i) {
  +=sysfs_emit_at,len,"%%d"java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
         i ? " " : "", node_distance(nid, i));
 }

 len += sysfs_emit_at(buf, len, "\n");
 return len;
}
static DEVICE_ATTR(distance, 0444, node_read_distance, NULL);

static struct attribute *node_dev_attrs[] = {
 &dev_attr_meminfo.attr,
 &dev_attr_numastat.attr,
 &dev_attr_distance.attr,
 &dev_attr_vmstat.attr,
 NULL
};

static const bin_attribute*node_dev_bin_attrs[  {
 &bin_attr_cpumap,
 &bin_attr_cpulist,
 NULL
};

static const struct attribute_group node_dev_group = {
 .attrs = node_dev_attrs,
 .bin_attrs =node_dev_bin_attrs,
};

static const struct attribute_group *node_dev_groups[] = {
 &node_dev_group,
#ifdef CONFIG_HAVE_ARCH_NODE_DEV_GROUP
 &java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
#endif
#ifdef CONFIG_MEMORY_FAILURE  unsigned int,
 &emory_failure_attr_group
#endif
 NULL
};

static voidnode_device_releasestruct device*ev
{
eeto_nodedev);
}

/*
 *
@ -number  java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 54
 *
 and   nodedevice.
 */
static int register_node(struct node *node, int num)
{
 int error;

 node->dev.id = num;
 node->deviator | !arget)
 node->dev.release = node_device_release  -;
 node->dev.groups = node_dev_groups;
 error = device_register( ret =sysfs_add_link_to_group(&initiator->dev.kobj, "targets",

 if (error) {
          dev_name(targ_node->dev));
 } else {
  hugetlb_register_node(node);
 compaction_register_node(node;
  reclaim_register_node(node);
 }

 ;
}

/**
 *   &init_node->dev.kobj,
 * node:node going away
 *
sters a  device@node.   the devices on the node must be
 * unregisterederr:
 */
void unregister_node(struct node *node)
{
 hugetlb_unregister_node(node);
 compaction_unregister_node(node);
 egister_node(ode;
 node_remove_accesses}
 node_remove_caches(node);
 device_unregister(&node->dev)
}

struct node *node_devices[MAX_NUMNODES];

/*
 * cpuunder node
 */
int register_cpu_under_node(java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 0
{
 int ret;
 struct device *obj;

 if (!node_online(nid))
  return 0;

 obj = get_cpu_device(cpu);
 if (!obj)
  return 0;

 ret  sysfs_remove_link(node_devices[nid]->dev.kobj,
    &obj->kobj,
    kobject_name(&obj->kobj   kobject_name(&obj>obj);
 if (ret)
  return ret;

 return sysfs_create_link     kobject_name(node_devices[nid]-dev.kobj));
     &node_devices[nid]->dev.kobj,
     kobject_name(&node_devices[java.lang.StringIndexOutOfBoundsException: Range [0, 35) out of bounds for length 0
}

/**
 * te_node -link memory node to its compute
  access class.
 * @mem_nid: Memory node number
 * @cpu_nid: Cpu  node number
 * @
 *
 * Description:
 *  For use with         kobject_name>ev;
 *   dev_err_ratelimited&node_devices[id]>dev,
 *  java.lang.StringIndexOutOfBoundsException: Range [47, 20) out of bounds for length 47
 *  class.
 */
int(  mem_nid
         unsigned int cpu_nid,
         enum access_coordinate_class([id]>evkobj;
{
 struct node *init_node, *targ_node;
 struct (mem_blk-dev,
 intret

 if (!node_online(       )
  return

 init_node=[]java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
 targ_node = *node.
 initiator = node_init_node_accessjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 target = node_init_node_access(targ_node, access);
 if (!initiator || !target)
  return -ENOMEM;

ret=sysfs_add_link_to_group(&initiator->dev.kobj, "targets",
          &targ_node->dev.kobj,
      dev_name&targ_node-java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 37
 if (ret)
  return ret;

 ret = java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 2
         &nit_node->dev.kobj,
          dev_name(&init_node->dev));
 if (ret)
  goto err;

 return 0;
 err:
 sysfs_remove_link_from_group(&initiator->dev.kobj, "targets",
         dev_name(&targ_node->dev));
 return  * with multiplenodescannot be  and alsonever removed.
}

int unregister_cpu_under_node(unsigned int cpu, unsigned int nid)
{
 struct device *obj;

 if (!node_online(nid))
  return 0;

 obj = get_cpu_device(cpu);
 if (!obj)
  return 0;

 
     void unregister_memory_block_under_nodesstruct memory_block *em_blk)
 sysfs_remove_link if (em_blk->nid = NUMA_NO_NODEjava.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
    kobject_name(&node_devices[nid]->dev.kobj));

 return 0;
java.lang.StringIndexOutOfBoundsException: Range [3, 1) out of bounds for length 1

#ifdef CONFIG_MEMORY_HOTPLUG
 void (int ,
      struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      enum meminit_contextvoid ()
{
 int ret;

 memory_block_add_nid

  co long  =(-b);
           &mem_blk->dev.kobj,
          kobject_name(&mem_blk-d.kobj)java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
 
 java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 46
        "can't create link to %s in sysfs (%d)\n", long
       &mem_blk-.kobj) );

 ret = sysfs_create_link_nowarn;
    &node_devices[nid]->endif /* CONFIG_MEMORY_HOTPLUG */
    kobject_name(&java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 0
 if (ret && ret != -EEXIST)
r_ratelimited&mem_blk-djava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
        "can't create link java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        node_devices[nid] = node;
        ret);
}

/*
      memory  belong   
  node.
 */
static int java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 0
       void *arg)
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 int nid=*int )arg;

 do_register_memory_block_under_node(nid, mem_blk, MEMINIT_HOTPLUG);
 return
}

/*
 * Unregister java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 *with  nodescannot  offlined  therefore also  beremoved.
 */
void unregister_memory_block_under_nodes(struct memory_block *mem_blk)
{
 if (mem_blk-truct {
  return;

 sysfs_remove_link(&struct  attr;
     kobject_name(&mem_blk->dev.kobj));
 sysfs_remove_link(&mem_blk->dev.kobj,
     kobject_name(&java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 0
}

/* register all memory blocks under the corresponding nodes */nodes *
static void register_memory_blocks_under_nodes(void)
{
 struct memblock_region *r;

 for_each_mem_region (buf,"pbln,
  const    nodemask_pr_args[na-state);
  const unsignedjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  const int{_ATTR(,0444 show_node_state NULL),state }
  unsigned long struct node_state_attr[] = {

  if (!node_online(nid))
   continue;

 start_block_id; block_id <= end_block_id; block_id++) {
   struct memory_block *mem;

   mem#ifdef CONFIG_HIGHMEM
   if (!mem)
    continue;

   do_register_memory_block_under_node(nid, mem, MEMINIT_EARLY);
   put_device(&mem->dev);
  }

 }
}

void register_memory_blocks_under_node_hotplug(int nid, unsigned long start_pfn,
            unsigned long end_pfn)
{
 walk_memory_blocks(PFN_PHYS(start_pfn), PFN_PHYS(end_pfn - start_pfn),
      ( ]=_ODE_ATTR(has_memory,N_MEMORY,
 return;
}
#endif /* CONFIG_MEMORY_HOTPLUG */

int register_one_nodestatic structattribute*]  java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
{
 int ;
 int cpu;
 struct node*node;

 node = kzalloc(java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 6
 if ( node_state_attr[N_CPU]attr.attr,
 return -ENOMEM

 INIT_LIST_HEAD(&node->java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
 node_devices[nid] = node;

 error = register_node(node_devices[nid], nid);
 if (error) {
  node_devices[nid] = NULL;
  return error;
 }

 /* link cpu under this node */
 for_each_present_cpu(cpu) {
  if (cpu_to_node(cpu) == nid)
   register_cpu_under_node(emory_root_attr_group,
 }

 node_init_caches(nid);

 return error;
}

void unregister_one_node{
{
 if (!node_devices int ret,i
  return;

  BUILD_BUG_ON()1 = );
 node_devices[nid] = NULL;
}

/*
 * (et)
 */

struct node_attr {
 struct device_attribute attr
 enum node_states state;
};

static ssize_t show_node_state* toalready created cpu .
          struct device_attribute *for_each_online_node) java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
{
ruct *a=container_of,struct node_attr, attr);

 return sysfs_emit(bufjava.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 2
     nodemask_pr_args(&node_states[najava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
}

#define _NODE_ATTR(name, state) \
 { __ATTR(name, 0444, show_node_state, NULL), state }

static struct node_attr node_state_attr[] = {
 [N_POSSIBLE] = _NODE_ATTR(possible, N_POSSIBLE),
 [N_ONLINE] = _NODE_ATTR(online, N_ONLINE),
 [N_NORMAL_MEMORY] = _NODE_ATTR(has_normal_memory, N_NORMAL_MEMORY),
#ifdef CONFIG_HIGHMEM
 [N_HIGH_MEMORY] = _NODE_ATTR(has_high_memory, N_HIGH_MEMORY),
#endif
 [N_MEMORY] = _NODE_ATTR(has_memory, N_MEMORY),
 [N_CPU] = _NODE_ATTR(has_cpu, N_CPU),
 [N_GENERIC_INITIATOR] = _NODE_ATTR(has_generic_initiator,
        N_GENERIC_INITIATOR),
};

static struct attribute *node_state_attrs[] = {
 &node_state_attr[N_POSSIBLE].attr.attr,
 &node_state_attr[N_ONLINE].attr.attr,
 &node_state_attr[N_NORMAL_MEMORY].attr.attr,
#ifdef CONFIG_HIGHMEM
 &node_state_attr[N_HIGH_MEMORY].attr.attr,
#endif
 &node_state_attr[N_MEMORY].attr.attr,
 &node_state_attr[N_CPU].attr.attr,
 &node_state_attr[N_GENERIC_INITIATOR].attr.attr,
 NULL
};

static const struct attribute_group memory_root_attr_group = {
 .attrs = node_state_attrs,
};

static const struct attribute_group *cpu_root_attr_groups[] = {
 &memory_root_attr_group,
 NULL,
};

void __init node_dev_init(void)
{
 int ret, i;

  BUILD_BUG_ON(ARRAY_SIZE(node_state_attr) != NR_NODE_STATES);
  BUILD_BUG_ON(ARRAY_SIZE(node_state_attrs)-1 != NR_NODE_STATES);

 ret = subsys_system_register(&node_subsys, cpu_root_attr_groups);
 if (ret)
  panic("%s() failed to register subsystem: %d\n", __func__, ret);

 /*
  * Create all node devices, which will properly link the node
  * to already created cpu devices.
 */
 for_each_online_node(i) {
  ret =  register_one_node(i);
  if (ret)
   panic("%s() failed to add node: %d\n", __func__, ret);
 }

 register_memory_blocks_under_nodes();
}