u64 free_ts_nsec;
char comm[TASK_COMM_LEN];
pid_t pid;
+ pid_t tgid;
};
static bool page_owner_enabled = false;
page_owner->gfp_mask = gfp_mask;
page_owner->last_migrate_reason = -1;
page_owner->pid = current->pid;
+ page_owner->tgid = current->tgid;
page_owner->ts_nsec = local_clock();
strlcpy(page_owner->comm, current->comm,
sizeof(page_owner->comm));
old_page_owner->last_migrate_reason;
new_page_owner->handle = old_page_owner->handle;
new_page_owner->pid = old_page_owner->pid;
+ new_page_owner->tgid = old_page_owner->tgid;
new_page_owner->ts_nsec = old_page_owner->ts_nsec;
new_page_owner->free_ts_nsec = old_page_owner->ts_nsec;
strcpy(new_page_owner->comm, old_page_owner->comm);
return -ENOMEM;
ret = scnprintf(kbuf, count,
- "Page allocated via order %u, mask %#x(%pGg), pid %d (%s), ts %llu ns, free_ts %llu ns\n",
+ "Page allocated via order %u, mask %#x(%pGg), pid %d, tgid %d (%s), ts %llu ns, free_ts %llu ns\n",
page_owner->order, page_owner->gfp_mask,
&page_owner->gfp_mask, page_owner->pid,
- page_owner->comm, page_owner->ts_nsec,
- page_owner->free_ts_nsec);
+ page_owner->tgid, page_owner->comm,
+ page_owner->ts_nsec, page_owner->free_ts_nsec);
/* Print information relevant to grouping pages by mobility */
pageblock_mt = get_pageblock_migratetype(page);
else
pr_alert("page_owner tracks the page as freed\n");
- pr_alert("page last allocated via order %u, migratetype %s, gfp_mask %#x(%pGg), pid %d (%s), ts %llu, free_ts %llu\n",
+ pr_alert("page last allocated via order %u, migratetype %s, gfp_mask %#x(%pGg), pid %d, tgid %d (%s), ts %llu, free_ts %llu\n",
page_owner->order, migratetype_names[mt], gfp_mask, &gfp_mask,
- page_owner->pid, page_owner->comm, page_owner->ts_nsec,
- page_owner->free_ts_nsec);
+ page_owner->pid, page_owner->tgid, page_owner->comm,
+ page_owner->ts_nsec, page_owner->free_ts_nsec);
handle = READ_ONCE(page_owner->handle);
if (!handle)