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(parent: ae7bd11) | patch
x86-64, vdso: Do not allocate memory for the vDSO
authorAndy Lutomirski <luto@mit.edu>
Thu, 21 Jul 2011 19:47:10 +0000 (15:47 -0400)
committerH. Peter Anvin <hpa@zytor.com>
Thu, 21 Jul 2011 20:41:53 +0000 (13:41 -0700)
commitaafade242ff24fac3aabf61c7861dfa44a3c2445
treee28352a5883b5684466ea44f3caebe99c088eaf7tree | snapshot
parentae7bd11b471931752e5609094ca0a49386590524commit | diff
x86-64, vdso: Do not allocate memory for the vDSO

We can map the vDSO straight from kernel data, saving a few page
allocations.  As an added bonus, the deleted code contained a memory
leak.

Signed-off-by: Andy Lutomirski <luto@mit.edu>
Link: http://lkml.kernel.org/r/2c4ed5c2c2e93603790229e0c3403ae506ccc0cb.1311277573.git.luto@mit.edu
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
arch/x86/vdso/vdso.S diff | blob | history
arch/x86/vdso/vma.c diff | blob | history
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