#include <linux/rbtree.h>
#include <linux/rwsem.h>
#include <linux/completion.h>
+#include <linux/cpumask.h>
#include <asm/page.h>
#include <asm/mmu.h>
#endif
};
+struct core_thread {
+ struct task_struct *task;
+ struct core_thread *next;
+};
+
+struct core_state {
+ atomic_t nr_threads;
+ struct core_thread dumper;
+ struct completion startup;
+};
+
struct mm_struct {
struct vm_area_struct * mmap; /* list of VMAs */
struct rb_root mm_rb;
atomic_t mm_users; /* How many users with user space? */
atomic_t mm_count; /* How many references to "struct mm_struct" (users count as 1) */
int map_count; /* number of VMAs */
- int core_waiters;
struct rw_semaphore mmap_sem;
spinlock_t page_table_lock; /* Protects page tables and some counters */
unsigned long flags; /* Must use atomic bitops to access the bits */
- /* coredumping support */
- struct completion *core_startup_done, core_done;
+ struct core_state *core_state; /* coredumping support */
/* aio bits */
rwlock_t ioctx_list_lock; /* aio lock */
struct kioctx *ioctx_list;
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR
- struct mem_cgroup *mem_cgroup;
+#ifdef CONFIG_MM_OWNER
+ /*
+ * "owner" points to a task that is regarded as the canonical
+ * user/owner of this mm. All of the following must be true in
+ * order for it to be changed:
+ *
+ * current == mm->owner
+ * current->mm != mm
+ * new_owner->mm == mm
+ * new_owner->alloc_lock is held
+ */
+ struct task_struct *owner;
+#endif
+
+#ifdef CONFIG_PROC_FS
+ /* store ref to file /proc/<pid>/exe symlink points to */
+ struct file *exe_file;
+ unsigned long num_exe_file_vmas;
+#endif
+#ifdef CONFIG_MMU_NOTIFIER
+ struct mmu_notifier_mm *mmu_notifier_mm;
#endif
};