diff options
Diffstat (limited to 'fs/proc/task_mmu.c')
| -rw-r--r-- | fs/proc/task_mmu.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 35b92d81692f..f08bd31c1081 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -11,13 +11,14 @@ #include <linux/mempolicy.h> #include <linux/rmap.h> #include <linux/swap.h> +#include <linux/sched/mm.h> #include <linux/swapops.h> #include <linux/mmu_notifier.h> #include <linux/page_idle.h> #include <linux/shmem_fs.h> #include <asm/elf.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/tlbflush.h> #include "internal.h" @@ -167,7 +168,7 @@ static void *m_start(struct seq_file *m, loff_t *ppos) return ERR_PTR(-ESRCH); mm = priv->mm; - if (!mm || !atomic_inc_not_zero(&mm->mm_users)) + if (!mm || !mmget_not_zero(mm)) return NULL; down_read(&mm->mmap_sem); @@ -1352,7 +1353,7 @@ static ssize_t pagemap_read(struct file *file, char __user *buf, unsigned long end_vaddr; int ret = 0, copied = 0; - if (!mm || !atomic_inc_not_zero(&mm->mm_users)) + if (!mm || !mmget_not_zero(mm)) goto out; ret = -EINVAL; @@ -1588,6 +1589,7 @@ static int gather_pte_stats(pmd_t *pmd, unsigned long addr, } while (pte++, addr += PAGE_SIZE, addr != end); pte_unmap_unlock(orig_pte, ptl); + cond_resched(); return 0; } #ifdef CONFIG_HUGETLB_PAGE |