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Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h11
1 files changed, 6 insertions, 5 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 4dbb109022f3..b58afd97a180 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -201,8 +201,8 @@ extern unsigned long
arch_get_unmapped_area_topdown(struct file *filp, unsigned long addr,
unsigned long len, unsigned long pgoff,
unsigned long flags);
-extern void arch_unmap_area(struct vm_area_struct *area);
-extern void arch_unmap_area_topdown(struct vm_area_struct *area);
+extern void arch_unmap_area(struct mm_struct *, unsigned long);
+extern void arch_unmap_area_topdown(struct mm_struct *, unsigned long);
#define set_mm_counter(mm, member, value) (mm)->_##member = (value)
#define get_mm_counter(mm, member) ((mm)->_##member)
@@ -218,9 +218,10 @@ struct mm_struct {
unsigned long (*get_unmapped_area) (struct file *filp,
unsigned long addr, unsigned long len,
unsigned long pgoff, unsigned long flags);
- void (*unmap_area) (struct vm_area_struct *area);
- unsigned long mmap_base; /* base of mmap area */
- unsigned long free_area_cache; /* first hole */
+ void (*unmap_area) (struct mm_struct *mm, unsigned long addr);
+ unsigned long mmap_base; /* base of mmap area */
+ unsigned long cached_hole_size; /* if non-zero, the largest hole below free_area_cache */
+ unsigned long free_area_cache; /* first hole of size cached_hole_size or larger */
pgd_t * pgd;
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) */