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| author | David Howells <dhowells@redhat.com> | 2010-01-15 17:01:35 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-01-16 12:15:40 -0800 |
| commit | efc1a3b16930c41d64ffefde16b87d82f603a8a0 (patch) | |
| tree | 1f651e22f534f1b3eacd2fab97e9351aa75abd0b /include/linux/sched.h | |
| parent | 779c10232ceb11c1b259232c4845cfb2850287b7 (diff) | |
| download | talos-op-linux-efc1a3b16930c41d64ffefde16b87d82f603a8a0.tar.gz talos-op-linux-efc1a3b16930c41d64ffefde16b87d82f603a8a0.zip | |
nommu: don't need get_unmapped_area() for NOMMU
get_unmapped_area() is unnecessary for NOMMU as no-one calls it.
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Cc: Greg Ungerer <gerg@snapgear.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/sched.h')
| -rw-r--r-- | include/linux/sched.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 8d4991be9d53..6f7bba93929b 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -377,6 +377,8 @@ extern int sysctl_max_map_count; #include <linux/aio.h> +#ifdef CONFIG_MMU +extern void arch_pick_mmap_layout(struct mm_struct *mm); extern unsigned long arch_get_unmapped_area(struct file *, unsigned long, unsigned long, unsigned long, unsigned long); @@ -386,6 +388,9 @@ arch_get_unmapped_area_topdown(struct file *filp, unsigned long addr, unsigned long flags); extern void arch_unmap_area(struct mm_struct *, unsigned long); extern void arch_unmap_area_topdown(struct mm_struct *, unsigned long); +#else +static inline void arch_pick_mmap_layout(struct mm_struct *mm) {} +#endif #if USE_SPLIT_PTLOCKS /* @@ -2491,8 +2496,6 @@ static inline void set_task_cpu(struct task_struct *p, unsigned int cpu) #endif /* CONFIG_SMP */ -extern void arch_pick_mmap_layout(struct mm_struct *mm); - #ifdef CONFIG_TRACING extern void __trace_special(void *__tr, void *__data, |
