diff options
| author | Jaroslav Kysela <perex@petra> | 2005-06-22 12:19:24 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@petra> | 2005-06-22 12:19:24 +0200 |
| commit | da04b128cf0d74dd4cab270c53d9264e70f9203e (patch) | |
| tree | 095355c32dfd709236a85b497d3bd461d7cdfe8a /arch/arm/mm/mmap.c | |
| parent | fae6ec69c84d71b1d5bda9ede1a262c1681684aa (diff) | |
| parent | 2a5a68b840cbab31baab2d9b2e1e6de3b289ae1e (diff) | |
| download | linux-da04b128cf0d74dd4cab270c53d9264e70f9203e.tar.bz2 | |
Merge with rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/arm/mm/mmap.c')
| -rw-r--r-- | arch/arm/mm/mmap.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c index 32c4b0e35b37..3de7f84b53c2 100644 --- a/arch/arm/mm/mmap.c +++ b/arch/arm/mm/mmap.c @@ -73,7 +73,12 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, (!vma || addr + len <= vma->vm_start)) return addr; } - start_addr = addr = mm->free_area_cache; + if (len > mm->cached_hole_size) { + start_addr = addr = mm->free_area_cache; + } else { + start_addr = addr = TASK_UNMAPPED_BASE; + mm->cached_hole_size = 0; + } full_search: if (do_align) @@ -90,6 +95,7 @@ full_search: */ if (start_addr != TASK_UNMAPPED_BASE) { start_addr = addr = TASK_UNMAPPED_BASE; + mm->cached_hole_size = 0; goto full_search; } return -ENOMEM; @@ -101,6 +107,8 @@ full_search: mm->free_area_cache = addr + len; return addr; } + if (addr + mm->cached_hole_size < vma->vm_start) + mm->cached_hole_size = vma->vm_start - addr; addr = vma->vm_end; if (do_align) addr = COLOUR_ALIGN(addr, pgoff); |