diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2016-04-29 15:26:01 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2016-05-01 10:33:04 +0200 |
| commit | d2adba3fd137b46903dad813e2a4777b96c85e0f (patch) | |
| tree | 42f883e56fd897d308ec1e3620e5d4692425da8e /drivers | |
| parent | powerpc/mm/radix: Add radix callbacks for vmemmap and map_kernel page() (diff) | |
| download | linux-d2adba3fd137b46903dad813e2a4777b96c85e0f.tar.xz linux-d2adba3fd137b46903dad813e2a4777b96c85e0f.zip | |
powerpc/mm: Abstraction for switch_mmu_context()
How we switch MMU context differs between hash and radix. For hash we
need to switch the SLB details and for radix we need to switch the PID
SPR.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/cpufreq/pmac32-cpufreq.c | 2 | ||||
| -rw-r--r-- | drivers/macintosh/via-pmu.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/cpufreq/pmac32-cpufreq.c b/drivers/cpufreq/pmac32-cpufreq.c index 1f49d97a70ea..bde503c66945 100644 --- a/drivers/cpufreq/pmac32-cpufreq.c +++ b/drivers/cpufreq/pmac32-cpufreq.c @@ -298,7 +298,7 @@ static int pmu_set_cpu_speed(int low_speed) _set_L3CR(save_l3cr); /* Restore userland MMU context */ - switch_mmu_context(NULL, current->active_mm); + switch_mmu_context(NULL, current->active_mm, NULL); #ifdef DEBUG_FREQ printk(KERN_DEBUG "HID1, after: %x\n", mfspr(SPRN_HID1)); diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c index 01ee736fe0ef..f8b6d1403c16 100644 --- a/drivers/macintosh/via-pmu.c +++ b/drivers/macintosh/via-pmu.c @@ -1851,7 +1851,7 @@ static int powerbook_sleep_grackle(void) _set_L2CR(save_l2cr); /* Restore userland MMU context */ - switch_mmu_context(NULL, current->active_mm); + switch_mmu_context(NULL, current->active_mm, NULL); /* Power things up */ pmu_unlock(); @@ -1940,7 +1940,7 @@ powerbook_sleep_Core99(void) _set_L3CR(save_l3cr); /* Restore userland MMU context */ - switch_mmu_context(NULL, current->active_mm); + switch_mmu_context(NULL, current->active_mm, NULL); /* Tell PMU we are ready */ pmu_unlock(); |