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-rw-r--r--mm/memory.c14
1 files changed, 2 insertions, 12 deletions
diff --git a/mm/memory.c b/mm/memory.c
index 450127f4c582..b8487f8cd82e 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2819,19 +2819,9 @@ int make_pages_present(unsigned long addr, unsigned long end)
2819 len = DIV_ROUND_UP(end, PAGE_SIZE) - addr/PAGE_SIZE; 2819 len = DIV_ROUND_UP(end, PAGE_SIZE) - addr/PAGE_SIZE;
2820 ret = get_user_pages(current, current->mm, addr, 2820 ret = get_user_pages(current, current->mm, addr,
2821 len, write, 0, NULL, NULL); 2821 len, write, 0, NULL, NULL);
2822 if (ret < 0) { 2822 if (ret < 0)
2823 /*
2824 SUS require strange return value to mlock
2825 - invalid addr generate to ENOMEM.
2826 - out of memory should generate EAGAIN.
2827 */
2828 if (ret == -EFAULT)
2829 ret = -ENOMEM;
2830 else if (ret == -ENOMEM)
2831 ret = -EAGAIN;
2832 return ret; 2823 return ret;
2833 } 2824 return ret == len ? 0 : -1;
2834 return ret == len ? 0 : -ENOMEM;
2835} 2825}
2836 2826
2837#if !defined(__HAVE_ARCH_GATE_AREA) 2827#if !defined(__HAVE_ARCH_GATE_AREA)