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authorThomas Gleixner <[email protected]>2020-06-11 15:17:57 +0200
committerThomas Gleixner <[email protected]>2020-06-11 15:17:57 +0200
commitf77d26a9fc525286bcef3d4f98b52e17482cf49c (patch)
tree6b179c9aa84787773cb601a14a64255e2912154b /arch/powerpc/mm/book3s64/iommu_api.c
parentb6bea24d41519e8c31e4798f1c1a3f67e540c5d0 (diff)
parentf0178fc01fe46bab6a95415f5647d1a74efcad1b (diff)
Merge branch 'x86/entry' into ras/core
to fixup conflicts in arch/x86/kernel/cpu/mce/core.c so MCE specific follow up patches can be applied without creating a horrible merge conflict afterwards.
Diffstat (limited to 'arch/powerpc/mm/book3s64/iommu_api.c')
-rw-r--r--arch/powerpc/mm/book3s64/iommu_api.c4
1 files changed, 2 insertions, 2 deletions
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;