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-rw-r--r--arch/powerpc/kernel/vdso.c6
-rw-r--r--arch/powerpc/kvm/book3s_hv.c6
-rw-r--r--arch/powerpc/kvm/book3s_hv_uvmem.c12
-rw-r--r--arch/powerpc/kvm/e500_mmu_host.c4
-rw-r--r--arch/powerpc/mm/book3s64/iommu_api.c4
-rw-r--r--arch/powerpc/mm/book3s64/subpage_prot.c12
-rw-r--r--arch/powerpc/mm/copro_fault.c4
-rw-r--r--arch/powerpc/mm/fault.c12
-rw-r--r--arch/powerpc/oprofile/cell/spu_task_sync.c6
-rw-r--r--arch/powerpc/platforms/cell/spufs/file.c4
10 files changed, 35 insertions, 35 deletions
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index 74782129a84e..e0f4ba45b6cc 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -170,7 +170,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
* and end up putting it elsewhere.
* Add enough to the size so that the result can be aligned.
*/
- if (down_write_killable(&mm->mmap_sem))
+ if (mmap_write_lock_killable(mm))
return -EINTR;
vdso_base = get_unmapped_area(NULL, vdso_base,
(vdso_pages << PAGE_SHIFT) +
@@ -210,11 +210,11 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
goto fail_mmapsem;
}
- up_write(&mm->mmap_sem);
+ mmap_write_unlock(mm);
return 0;
fail_mmapsem:
- up_write(&mm->mmap_sem);
+ mmap_write_unlock(mm);
return rc;
}
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index a07e12ed9f5a..7f5d58663f13 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -4621,14 +4621,14 @@ static int kvmppc_hv_setup_htab_rma(struct kvm_vcpu *vcpu)
/* Look up the VMA for the start of this memory slot */
hva = memslot->userspace_addr;
- down_read(&kvm->mm->mmap_sem);
+ mmap_read_lock(kvm->mm);
vma = find_vma(kvm->mm, hva);
if (!vma || vma->vm_start > hva || (vma->vm_flags & VM_IO))
goto up_out;
psize = vma_kernel_pagesize(vma);
- up_read(&kvm->mm->mmap_sem);
+ mmap_read_unlock(kvm->mm);
/* We can handle 4k, 64k or 16M pages in the VRMA */
if (psize >= 0x1000000)
@@ -4661,7 +4661,7 @@ static int kvmppc_hv_setup_htab_rma(struct kvm_vcpu *vcpu)
return err;
up_out:
- up_read(&kvm->mm->mmap_sem);
+ mmap_read_unlock(kvm->mm);
goto out_srcu;
}
diff --git a/arch/powerpc/kvm/book3s_hv_uvmem.c b/arch/powerpc/kvm/book3s_hv_uvmem.c
index 76d05c71fb1f..305997b015b6 100644
--- a/arch/powerpc/kvm/book3s_hv_uvmem.c
+++ b/arch/powerpc/kvm/book3s_hv_uvmem.c
@@ -408,7 +408,7 @@ kvmppc_svm_page_in(struct vm_area_struct *vma, unsigned long start,
*/
ret = ksm_madvise(vma, vma->vm_start, vma->vm_end,
MADV_UNMERGEABLE, &vma->vm_flags);
- downgrade_write(&kvm->mm->mmap_sem);
+ mmap_write_downgrade(kvm->mm);
*downgrade = true;
if (ret)
return ret;
@@ -525,7 +525,7 @@ kvmppc_h_svm_page_in(struct kvm *kvm, unsigned long gpa,
ret = H_PARAMETER;
srcu_idx = srcu_read_lock(&kvm->srcu);
- down_write(&kvm->mm->mmap_sem);
+ mmap_write_lock(kvm->mm);
start = gfn_to_hva(kvm, gfn);
if (kvm_is_error_hva(start))
@@ -548,9 +548,9 @@ out_unlock:
mutex_unlock(&kvm->arch.uvmem_lock);
out:
if (downgrade)
- up_read(&kvm->mm->mmap_sem);
+ mmap_read_unlock(kvm->mm);
else
- up_write(&kvm->mm->mmap_sem);
+ mmap_write_unlock(kvm->mm);
srcu_read_unlock(&kvm->srcu, srcu_idx);
return ret;
}
@@ -703,7 +703,7 @@ kvmppc_h_svm_page_out(struct kvm *kvm, unsigned long gpa,
ret = H_PARAMETER;
srcu_idx = srcu_read_lock(&kvm->srcu);
- down_read(&kvm->mm->mmap_sem);
+ mmap_read_lock(kvm->mm);
start = gfn_to_hva(kvm, gfn);
if (kvm_is_error_hva(start))
goto out;
@@ -716,7 +716,7 @@ kvmppc_h_svm_page_out(struct kvm *kvm, unsigned long gpa,
if (!kvmppc_svm_page_out(vma, start, end, page_shift, kvm, gpa))
ret = H_SUCCESS;
out:
- up_read(&kvm->mm->mmap_sem);
+ mmap_read_unlock(kvm->mm);
srcu_read_unlock(&kvm->srcu, srcu_idx);
return ret;
}
diff --git a/arch/powerpc/kvm/e500_mmu_host.c b/arch/powerpc/kvm/e500_mmu_host.c
index df9989cf7ba3..d6c1069e9954 100644
--- a/arch/powerpc/kvm/e500_mmu_host.c
+++ b/arch/powerpc/kvm/e500_mmu_host.c
@@ -355,7 +355,7 @@ static inline int kvmppc_e500_shadow_map(struct kvmppc_vcpu_e500 *vcpu_e500,
if (tlbsel == 1) {
struct vm_area_struct *vma;
- down_read(&kvm->mm->mmap_sem);
+ mmap_read_lock(kvm->mm);
vma = find_vma(kvm->mm, hva);
if (vma && hva >= vma->vm_start &&
@@ -441,7 +441,7 @@ static inline int kvmppc_e500_shadow_map(struct kvmppc_vcpu_e500 *vcpu_e500,
tsize = max(BOOK3E_PAGESZ_4K, tsize & ~1);
}
- up_read(&kvm->mm->mmap_sem);
+ mmap_read_unlock(kvm->mm);
}
if (likely(!pfnmap)) {
diff --git a/arch/powerpc/mm/book3s64/iommu_api.c b/arch/powerpc/mm/book3s64/iommu_api.c
index fa05bbd1f682..563faa10bb66 100644
--- a/arch/powerpc/mm/book3s64/iommu_api.c
+++ b/arch/powerpc/mm/book3s64/iommu_api.c
@@ -96,7 +96,7 @@ static long mm_iommu_do_alloc(struct mm_struct *mm, unsigned long ua,
goto unlock_exit;
}
- down_read(&mm->mmap_sem);
+ mmap_read_lock(mm);
chunk = (1UL << (PAGE_SHIFT + MAX_ORDER - 1)) /
sizeof(struct vm_area_struct *);
chunk = min(chunk, entries);
@@ -114,7 +114,7 @@ static long mm_iommu_do_alloc(struct mm_struct *mm, unsigned long ua,
pinned += ret;
break;
}
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
if (pinned != entries) {
if (!ret)
ret = -EFAULT;
diff --git a/arch/powerpc/mm/book3s64/subpage_prot.c b/arch/powerpc/mm/book3s64/subpage_prot.c
index 6c9d5415aa72..e814d34bf7f4 100644
--- a/arch/powerpc/mm/book3s64/subpage_prot.c
+++ b/arch/powerpc/mm/book3s64/subpage_prot.c
@@ -94,7 +94,7 @@ static void subpage_prot_clear(unsigned long addr, unsigned long len)
size_t nw;
unsigned long next, limit;
- down_write(&mm->mmap_sem);
+ mmap_write_lock(mm);
spt = mm_ctx_subpage_prot(&mm->context);
if (!spt)
@@ -129,7 +129,7 @@ static void subpage_prot_clear(unsigned long addr, unsigned long len)
}
err_out:
- up_write(&mm->mmap_sem);
+ mmap_write_unlock(mm);
}
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
@@ -219,7 +219,7 @@ SYSCALL_DEFINE3(subpage_prot, unsigned long, addr,
if (!access_ok(map, (len >> PAGE_SHIFT) * sizeof(u32)))
return -EFAULT;
- down_write(&mm->mmap_sem);
+ mmap_write_lock(mm);
spt = mm_ctx_subpage_prot(&mm->context);
if (!spt) {
@@ -269,11 +269,11 @@ SYSCALL_DEFINE3(subpage_prot, unsigned long, addr,
if (addr + (nw << PAGE_SHIFT) > next)
nw = (next - addr) >> PAGE_SHIFT;
- up_write(&mm->mmap_sem);
+ mmap_write_unlock(mm);
if (__copy_from_user(spp, map, nw * sizeof(u32)))
return -EFAULT;
map += nw;
- down_write(&mm->mmap_sem);
+ mmap_write_lock(mm);
/* now flush any existing HPTEs for the range */
hpte_flush_range(mm, addr, nw);
@@ -282,6 +282,6 @@ SYSCALL_DEFINE3(subpage_prot, unsigned long, addr,
spt->maxaddr = limit;
err = 0;
out:
- up_write(&mm->mmap_sem);
+ mmap_write_unlock(mm);
return err;
}
diff --git a/arch/powerpc/mm/copro_fault.c b/arch/powerpc/mm/copro_fault.c
index beb060b96632..b83abbead4a2 100644
--- a/arch/powerpc/mm/copro_fault.c
+++ b/arch/powerpc/mm/copro_fault.c
@@ -33,7 +33,7 @@ int copro_handle_mm_fault(struct mm_struct *mm, unsigned long ea,
if (mm->pgd == NULL)
return -EFAULT;
- down_read(&mm->mmap_sem);
+ mmap_read_lock(mm);
ret = -EFAULT;
vma = find_vma(mm, ea);
if (!vma)
@@ -82,7 +82,7 @@ int copro_handle_mm_fault(struct mm_struct *mm, unsigned long ea,
current->min_flt++;
out_unlock:
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
return ret;
}
EXPORT_SYMBOL_GPL(copro_handle_mm_fault);
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 39d23a557bef..ff3653e67c7b 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -108,7 +108,7 @@ static int __bad_area(struct pt_regs *regs, unsigned long address, int si_code)
* Something tried to access memory that isn't in our memory map..
* Fix it, but check if it's kernel or user first..
*/
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
return __bad_area_nosemaphore(regs, address, si_code);
}
@@ -144,7 +144,7 @@ static noinline int bad_access_pkey(struct pt_regs *regs, unsigned long address,
*/
pkey = vma_pkey(vma);
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
/*
* If we are in kernel mode, bail out with a SEGV, this will
@@ -551,12 +551,12 @@ static int __do_page_fault(struct pt_regs *regs, unsigned long address,
* source. If this is invalid we can skip the address space check,
* thus avoiding the deadlock.
*/
- if (unlikely(!down_read_trylock(&mm->mmap_sem))) {
+ if (unlikely(!mmap_read_trylock(mm))) {
if (!is_user && !search_exception_tables(regs->nip))
return bad_area_nosemaphore(regs, address);
retry:
- down_read(&mm->mmap_sem);
+ mmap_read_lock(mm);
} else {
/*
* The above down_read_trylock() might have succeeded in
@@ -580,7 +580,7 @@ retry:
if (!must_retry)
return bad_area(regs, address);
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
if (fault_in_pages_readable((const char __user *)regs->nip,
sizeof(unsigned int)))
return bad_area_nosemaphore(regs, address);
@@ -625,7 +625,7 @@ good_area:
}
}
- up_read(&current->mm->mmap_sem);
+ mmap_read_unlock(current->mm);
if (unlikely(fault & VM_FAULT_ERROR))
return mm_fault_error(regs, address, fault);
diff --git a/arch/powerpc/oprofile/cell/spu_task_sync.c b/arch/powerpc/oprofile/cell/spu_task_sync.c
index 0caec3d8d436..df59d0bb121f 100644
--- a/arch/powerpc/oprofile/cell/spu_task_sync.c
+++ b/arch/powerpc/oprofile/cell/spu_task_sync.c
@@ -332,7 +332,7 @@ get_exec_dcookie_and_offset(struct spu *spu, unsigned int *offsetp,
fput(exe_file);
}
- down_read(&mm->mmap_sem);
+ mmap_read_lock(mm);
for (vma = mm->mmap; vma; vma = vma->vm_next) {
if (vma->vm_start > spu_ref || vma->vm_end <= spu_ref)
continue;
@@ -349,13 +349,13 @@ get_exec_dcookie_and_offset(struct spu *spu, unsigned int *offsetp,
*spu_bin_dcookie = fast_get_dcookie(&vma->vm_file->f_path);
pr_debug("got dcookie for %pD\n", vma->vm_file);
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
out:
return app_cookie;
fail_no_image_cookie:
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
printk(KERN_ERR "SPU_PROF: "
"%s, line %d: Cannot find dcookie for SPU binary\n",
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index e44427c24585..324c0fb091a1 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -343,11 +343,11 @@ static vm_fault_t spufs_ps_fault(struct vm_fault *vmf,
goto refault;
if (ctx->state == SPU_STATE_SAVED) {
- up_read(&current->mm->mmap_sem);
+ mmap_read_unlock(current->mm);
spu_context_nospu_trace(spufs_ps_fault__sleep, ctx);
err = spufs_wait(ctx->run_wq, ctx->state == SPU_STATE_RUNNABLE);
spu_context_trace(spufs_ps_fault__wake, ctx, ctx->spu);
- down_read(&current->mm->mmap_sem);
+ mmap_read_lock(current->mm);
} else {
area = ctx->spu->problem_phys + ps_offs;
ret = vmf_insert_pfn(vmf->vma, vmf->address,
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-28 09:33:33 +0000