Subject: [patch 1/1] MM:  detach_vmas_to_be_unmapped fix
To: linux-kernel@vger.kernel.org
Cc: akpm@osdl.org
From: akuster@mvista.com
Date: Wed, 21 Feb 2007 10:06:09 -0800
Message-Id: <20070221180742.A05F31C49A@hermes.mvista.com>
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 998
Lines: 28


---

 mm/mmap.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff -puN mm/mmap.c~Avoiding-mmap-fragmentation_fixup mm/mmap.c
--- linux-2.6_clean/mm/mmap.c~Avoiding-mmap-fragmentation_fixup	2007-02-21 09:49:32.000000000 -0800
+++ linux-2.6_clean-akuster/mm/mmap.c	2007-02-21 09:51:26.000000000 -0800
@@ -1720,9 +1720,9 @@ detach_vmas_to_be_unmapped(struct mm_str
 	*insertion_point = vma;
 	tail_vma->vm_next = NULL;
 	if (mm->unmap_area == arch_unmap_area)
-		addr = prev ? prev->vm_end : mm->mmap_base;
+		addr = prev ? prev->vm_start : mm->mmap_base;
 	else
-		addr = vma ?  vma->vm_start : mm->mmap_base;
+		addr = vma ?  vma->vm_end : mm->mmap_base;
 	mm->unmap_area(mm, addr);
 	mm->mmap_cache = NULL;		/* Kill the cache. */
 }
_
-
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