UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

[S390] cpumask: use mm_cpumask() wrapper 

Makes code futureproof against the impending change to mm->cpu_vm_mask.

It's also a chance to use the new cpumask_ ops which take a pointer
(the older ones are deprecated, but there's no hurry for arch code).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Rusty Russell 2009-03-26 15:25:01 +01:00 committed by Martin Schwidefsky
parent def6cfb70b
commit 005f8eee6f
3 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/s390/include/asm/mmu_context.h
View File

@ -74,7 +74,7 @@ static inline void update_mm(struct mm_struct *mm, struct task_struct *tsk)
static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
struct task_struct *tsk) struct task_struct *tsk)
{ {
cpu_set(smp_processor_id(), next->cpu_vm_mask); cpumask_set_cpu(smp_processor_id(), mm_cpumask(next));
update_mm(next, tsk); update_mm(next, tsk);
} }

4
arch/s390/include/asm/tlbflush.h
View File

@ -51,7 +51,7 @@ static inline void __tlb_flush_full(struct mm_struct *mm)
* If the process only ran on the local cpu, do a local flush. * If the process only ran on the local cpu, do a local flush.
*/ */
local_cpumask = cpumask_of_cpu(smp_processor_id()); local_cpumask = cpumask_of_cpu(smp_processor_id());
if (cpus_equal(mm->cpu_vm_mask, local_cpumask)) if (cpumask_equal(mm_cpumask(mm), &local_cpumask))
__tlb_flush_local(); __tlb_flush_local();
else else
__tlb_flush_global(); __tlb_flush_global();
@ -73,7 +73,7 @@ static inline void __tlb_flush_idte(unsigned long asce)
static inline void __tlb_flush_mm(struct mm_struct * mm) static inline void __tlb_flush_mm(struct mm_struct * mm)
{ {
if (unlikely(cpus_empty(mm->cpu_vm_mask))) if (unlikely(cpumask_empty(mm_cpumask(mm))))
return; return;
/* /*
* If the machine has IDTE we prefer to do a per mm flush * If the machine has IDTE we prefer to do a per mm flush

2
arch/s390/mm/pgtable.c
View File

@ -296,7 +296,7 @@ int s390_enable_sie(void)
tsk->mm = tsk->active_mm = mm; tsk->mm = tsk->active_mm = mm;
preempt_disable(); preempt_disable();
update_mm(mm, tsk); update_mm(mm, tsk);
cpu_set(smp_processor_id(), mm->cpu_vm_mask); cpumask_set_cpu(smp_processor_id(), mm_cpumask(mm));
preempt_enable(); preempt_enable();
task_unlock(tsk); task_unlock(tsk);
mmput(old_mm); mmput(old_mm);