diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-09-16 20:42:46 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-09-16 20:42:46 -0700 |
| commit | 2bcb132c693566bcb8208cc7ce66b72a4f852ecf (patch) | |
| tree | 6fc4f05ce18140d86aa78a10380a610734aeaef9 /arch/x86/kvm/mmu.c | |
| parent | 67e6da702753dac8f0540209dded80a0c4e60d81 (diff) | |
| parent | 5698bd757d55b1bb87edd1a9744ab09c142abfc2 (diff) | |
Merge 3.6-rc6 into usb-next
This resolves the merge problems with:
drivers/usb/dwc3/gadget.c
drivers/usb/musb/tusb6010.c
that had been seen in linux-next.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/kvm/mmu.c')
| -rw-r--r-- | arch/x86/kvm/mmu.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 01ca00423938..7fbd0d273ea8 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -4113,16 +4113,21 @@ static int mmu_shrink(struct shrinker *shrink, struct shrink_control *sc) LIST_HEAD(invalid_list); /* + * Never scan more than sc->nr_to_scan VM instances. + * Will not hit this condition practically since we do not try + * to shrink more than one VM and it is very unlikely to see + * !n_used_mmu_pages so many times. + */ + if (!nr_to_scan--) + break; + /* * n_used_mmu_pages is accessed without holding kvm->mmu_lock * here. We may skip a VM instance errorneosly, but we do not * want to shrink a VM that only started to populate its MMU * anyway. */ - if (kvm->arch.n_used_mmu_pages > 0) { - if (!nr_to_scan--) - break; + if (!kvm->arch.n_used_mmu_pages) continue; - } idx = srcu_read_lock(&kvm->srcu); spin_lock(&kvm->mmu_lock); |