x86, vdso: Unmap vdso pages
authorShaohua Li <shaohua.li@intel.com>
Mon, 2 Aug 2010 00:49:34 +0000 (08:49 +0800)
committerH. Peter Anvin <hpa@linux.intel.com>
Mon, 2 Aug 2010 22:11:59 +0000 (15:11 -0700)
commitbe783a47214afc5a0aea9dafcbd9f1535ba05e94
treefe647612c7e1f4e07d71c115af12d8a0c5671778
parent9fe6206f400646a2322096b56c59891d530e8d51
x86, vdso: Unmap vdso pages

We mapped vdso pages but never unmapped them and the virtual address
is lost after exiting from the function, so unmap vdso pages here.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
LKML-Reference: <20100802004934.GA2505@sli10-desk.sh.intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
arch/x86/vdso/vma.c