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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-09-09 15:43:22 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-10 14:04:59 +0200 |
| commit | f7d0b926ac8c8ec0c7a83ee69409bd2e6bb39f81 (patch) | |
| tree | c5d6c99368dbe769c5a7ee9a00843d2745191f68 /arch/x86/xen/mmu.c | |
| parent | adee14b2e1557d0a8559f29681732d05a89dfc35 (diff) | |
mm: define USE_SPLIT_PTLOCKS rather than repeating expression
Define USE_SPLIT_PTLOCKS as a constant expression rather than repeating
"NR_CPUS >= CONFIG_SPLIT_PTLOCK_CPUS" all over the place.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Acked-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/xen/mmu.c')
| -rw-r--r-- | arch/x86/xen/mmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index aa37469da69..2e1b6408849 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -646,7 +646,7 @@ static spinlock_t *lock_pte(struct page *page) { spinlock_t *ptl = NULL; -#if NR_CPUS >= CONFIG_SPLIT_PTLOCK_CPUS +#if USE_SPLIT_PTLOCKS ptl = __pte_lockptr(page); spin_lock(ptl); #endif |