From: Dave Hansen <dave.han...@linux.intel.com>
The comment and code here are confusing. We do not currently
allocate the bounds directory in the kernel.
Signed-off-by: Dave Hansen <dave.han...@linux.intel.com>
---
b/arch/x86/mm/mpx.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN arch/x86/mm/mpx.c~x86-mpx-we-do-not-allocate-the-bounds-directory
arch/x86/mm/mpx.c
--- a/arch/x86/mm/mpx.c~x86-mpx-we-do-not-allocate-the-bounds-directory
2015-03-26 11:27:32.434453481 -0700
+++ b/arch/x86/mm/mpx.c 2015-03-26 11:27:32.437453616 -0700
@@ -51,8 +51,8 @@ static unsigned long mpx_mmap(unsigned l
vm_flags_t vm_flags;
struct vm_area_struct *vma;
- /* Only bounds table and bounds directory can be allocated here */
- if (len != MPX_BD_SIZE_BYTES && len != MPX_BT_SIZE_BYTES)
+ /* Only bounds table can be allocated here */
+ if (len != MPX_BT_SIZE_BYTES)
return -EINVAL;
down_write(&mm->mmap_sem);
_
--
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