diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-06-23 11:53:03 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-23 11:53:03 +0200 |
| commit | 009b9fc98ddd83f9139fdabb12c0d7a8535d5421 (patch) | |
| tree | f7d3e182407d2ebe50a9b8db6361ac910027a1cf /arch/x86/xen | |
| parent | 3711ccb07b7f0a13f4f1aa16a8fdca9c930f21ca (diff) | |
| parent | 481c5346d0981940ee63037eb53e4e37b0735c10 (diff) | |
Merge branch 'linus' into x86/threadinfo
Diffstat (limited to 'arch/x86/xen')
| -rw-r--r-- | arch/x86/xen/mmu.c | 2 | ||||
| -rw-r--r-- | arch/x86/xen/time.c | 13 |
2 files changed, 4 insertions, 11 deletions
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 126766d43ae..3525ef523a7 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -60,7 +60,7 @@ xmaddr_t arbitrary_virt_to_machine(unsigned long address) { unsigned int level; pte_t *pte = lookup_address(address, &level); - unsigned offset = address & PAGE_MASK; + unsigned offset = address & ~PAGE_MASK; BUG_ON(pte == NULL); diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c index c39e1a5aa24..52b2e385698 100644 --- a/arch/x86/xen/time.c +++ b/arch/x86/xen/time.c @@ -12,6 +12,7 @@ #include <linux/clocksource.h> #include <linux/clockchips.h> #include <linux/kernel_stat.h> +#include <linux/math64.h> #include <asm/xen/hypervisor.h> #include <asm/xen/hypercall.h> @@ -150,11 +151,7 @@ static void do_stolen_accounting(void) if (stolen < 0) stolen = 0; - ticks = 0; - while (stolen >= NS_PER_TICK) { - ticks++; - stolen -= NS_PER_TICK; - } + ticks = iter_div_u64_rem(stolen, NS_PER_TICK, &stolen); __get_cpu_var(residual_stolen) = stolen; account_steal_time(NULL, ticks); @@ -166,11 +163,7 @@ static void do_stolen_accounting(void) if (blocked < 0) blocked = 0; - ticks = 0; - while (blocked >= NS_PER_TICK) { - ticks++; - blocked -= NS_PER_TICK; - } + ticks = iter_div_u64_rem(blocked, NS_PER_TICK, &blocked); __get_cpu_var(residual_blocked) = blocked; account_steal_time(idle_task(smp_processor_id()), ticks); } |