diff options
Diffstat (limited to 'mm/mlock.c')
| -rw-r--r-- | mm/mlock.c | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/mm/mlock.c b/mm/mlock.c index ac130433c7d3..45eb650b9654 100644 --- a/mm/mlock.c +++ b/mm/mlock.c | |||
| @@ -31,7 +31,6 @@ int can_do_mlock(void) | |||
| 31 | } | 31 | } |
| 32 | EXPORT_SYMBOL(can_do_mlock); | 32 | EXPORT_SYMBOL(can_do_mlock); |
| 33 | 33 | ||
| 34 | #ifdef CONFIG_UNEVICTABLE_LRU | ||
| 35 | /* | 34 | /* |
| 36 | * Mlocked pages are marked with PageMlocked() flag for efficient testing | 35 | * Mlocked pages are marked with PageMlocked() flag for efficient testing |
| 37 | * in vmscan and, possibly, the fault path; and to support semi-accurate | 36 | * in vmscan and, possibly, the fault path; and to support semi-accurate |
| @@ -261,27 +260,6 @@ static int __mlock_posix_error_return(long retval) | |||
| 261 | return retval; | 260 | return retval; |
| 262 | } | 261 | } |
| 263 | 262 | ||
| 264 | #else /* CONFIG_UNEVICTABLE_LRU */ | ||
| 265 | |||
| 266 | /* | ||
| 267 | * Just make pages present if VM_LOCKED. No-op if unlocking. | ||
| 268 | */ | ||
| 269 | static long __mlock_vma_pages_range(struct vm_area_struct *vma, | ||
| 270 | unsigned long start, unsigned long end, | ||
| 271 | int mlock) | ||
| 272 | { | ||
| 273 | if (mlock && (vma->vm_flags & VM_LOCKED)) | ||
| 274 | return make_pages_present(start, end); | ||
| 275 | return 0; | ||
| 276 | } | ||
| 277 | |||
| 278 | static inline int __mlock_posix_error_return(long retval) | ||
| 279 | { | ||
| 280 | return 0; | ||
| 281 | } | ||
| 282 | |||
| 283 | #endif /* CONFIG_UNEVICTABLE_LRU */ | ||
| 284 | |||
| 285 | /** | 263 | /** |
| 286 | * mlock_vma_pages_range() - mlock pages in specified vma range. | 264 | * mlock_vma_pages_range() - mlock pages in specified vma range. |
| 287 | * @vma - the vma containing the specfied address range | 265 | * @vma - the vma containing the specfied address range |
