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-rw-r--r--mm/memcontrol.c55
1 files changed, 27 insertions, 28 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index ba9e1b131b4d..4200f5c59579 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -4060,26 +4060,22 @@ struct mcs_total_stat {
s64 stat[NR_MCS_STAT];
};
-static struct {
- char *local_name;
- char *total_name;
-} memcg_stat_strings[NR_MCS_STAT] = {
- {"cache", "total_cache"},
- {"rss", "total_rss"},
- {"mapped_file", "total_mapped_file"},
- {"pgpgin", "total_pgpgin"},
- {"pgpgout", "total_pgpgout"},
- {"swap", "total_swap"},
- {"pgfault", "total_pgfault"},
- {"pgmajfault", "total_pgmajfault"},
- {"inactive_anon", "total_inactive_anon"},
- {"active_anon", "total_active_anon"},
- {"inactive_file", "total_inactive_file"},
- {"active_file", "total_active_file"},
- {"unevictable", "total_unevictable"}
+static const char *memcg_stat_strings[NR_MCS_STAT] = {
+ "cache",
+ "rss",
+ "mapped_file",
+ "pgpgin",
+ "pgpgout",
+ "swap",
+ "pgfault",
+ "pgmajfault",
+ "inactive_anon",
+ "active_anon",
+ "inactive_file",
+ "active_file",
+ "unevictable",
};
-
static void
mem_cgroup_get_local_stat(struct mem_cgroup *memcg, struct mcs_total_stat *s)
{
@@ -4175,7 +4171,7 @@ static int mem_control_numa_stat_show(struct cgroup *cont, struct cftype *cft,
#endif /* CONFIG_NUMA */
static int mem_control_stat_show(struct cgroup *cont, struct cftype *cft,
- struct cgroup_map_cb *cb)
+ struct seq_file *m)
{
struct mem_cgroup *memcg = mem_cgroup_from_cont(cont);
struct mcs_total_stat mystat;
@@ -4188,16 +4184,18 @@ static int mem_control_stat_show(struct cgroup *cont, struct cftype *cft,
for (i = 0; i < NR_MCS_STAT; i++) {
if (i == MCS_SWAP && !do_swap_account)
continue;
- cb->fill(cb, memcg_stat_strings[i].local_name, mystat.stat[i]);
+ seq_printf(m, "%s %llu\n", memcg_stat_strings[i],
+ (unsigned long long)mystat.stat[i]);
}
/* Hierarchical information */
{
unsigned long long limit, memsw_limit;
memcg_get_hierarchical_limit(memcg, &limit, &memsw_limit);
- cb->fill(cb, "hierarchical_memory_limit", limit);
+ seq_printf(m, "hierarchical_memory_limit %llu\n", limit);
if (do_swap_account)
- cb->fill(cb, "hierarchical_memsw_limit", memsw_limit);
+ seq_printf(m, "hierarchical_memsw_limit %llu\n",
+ memsw_limit);
}
memset(&mystat, 0, sizeof(mystat));
@@ -4205,7 +4203,8 @@ static int mem_control_stat_show(struct cgroup *cont, struct cftype *cft,
for (i = 0; i < NR_MCS_STAT; i++) {
if (i == MCS_SWAP && !do_swap_account)
continue;
- cb->fill(cb, memcg_stat_strings[i].total_name, mystat.stat[i]);
+ seq_printf(m, "total_%s %llu\n", memcg_stat_strings[i],
+ (unsigned long long)mystat.stat[i]);
}
#ifdef CONFIG_DEBUG_VM
@@ -4226,10 +4225,10 @@ static int mem_control_stat_show(struct cgroup *cont, struct cftype *cft,
recent_scanned[0] += rstat->recent_scanned[0];
recent_scanned[1] += rstat->recent_scanned[1];
}
- cb->fill(cb, "recent_rotated_anon", recent_rotated[0]);
- cb->fill(cb, "recent_rotated_file", recent_rotated[1]);
- cb->fill(cb, "recent_scanned_anon", recent_scanned[0]);
- cb->fill(cb, "recent_scanned_file", recent_scanned[1]);
+ seq_printf(m, "recent_rotated_anon %lu\n", recent_rotated[0]);
+ seq_printf(m, "recent_rotated_file %lu\n", recent_rotated[1]);
+ seq_printf(m, "recent_scanned_anon %lu\n", recent_scanned[0]);
+ seq_printf(m, "recent_scanned_file %lu\n", recent_scanned[1]);
}
#endif
@@ -4663,7 +4662,7 @@ static struct cftype mem_cgroup_files[] = {
},
{
.name = "stat",
- .read_map = mem_control_stat_show,
+ .read_seq_string = mem_control_stat_show,
},
{
.name = "force_empty",