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authorAneesh Kumar K.V <aneesh.kumar@linux.ibm.com>2020-05-05 12:47:28 +0530
committerMichael Ellerman <mpe@ellerman.id.au>2020-05-05 21:20:13 +1000
commit93a98695f2f9f9c48a29ab6249334fdc6e9722cb (patch)
tree214a984616d00cdb603cd3f4a126f9da3a75b306
parentMerge tag 'kvm-ppc-fixes-5.7-1' into topic/ppc-kvm (diff)
downloadlinux-dev-93a98695f2f9f9c48a29ab6249334fdc6e9722cb.tar.xz
linux-dev-93a98695f2f9f9c48a29ab6249334fdc6e9722cb.zip
mm: change pmdp_huge_get_and_clear_full take vm_area_struct as arg
We will use this in later patch to do tlb flush when clearing pmd entries. Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20200505071729.54912-22-aneesh.kumar@linux.ibm.com
-rw-r--r--arch/s390/include/asm/pgtable.h4
-rw-r--r--include/asm-generic/pgtable.h4
-rw-r--r--mm/huge_memory.c4
3 files changed, 6 insertions, 6 deletions
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 6076c8c912d2..e2528e057980 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -1560,7 +1560,7 @@ static inline pmd_t pmdp_huge_get_and_clear(struct mm_struct *mm,
}
#define __HAVE_ARCH_PMDP_HUGE_GET_AND_CLEAR_FULL
-static inline pmd_t pmdp_huge_get_and_clear_full(struct mm_struct *mm,
+static inline pmd_t pmdp_huge_get_and_clear_full(struct vm_area_struct *vma,
unsigned long addr,
pmd_t *pmdp, int full)
{
@@ -1569,7 +1569,7 @@ static inline pmd_t pmdp_huge_get_and_clear_full(struct mm_struct *mm,
*pmdp = __pmd(_SEGMENT_ENTRY_EMPTY);
return pmd;
}
- return pmdp_xchg_lazy(mm, addr, pmdp, __pmd(_SEGMENT_ENTRY_EMPTY));
+ return pmdp_xchg_lazy(vma->vm_mm, addr, pmdp, __pmd(_SEGMENT_ENTRY_EMPTY));
}
#define __HAVE_ARCH_PMDP_HUGE_CLEAR_FLUSH
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 329b8c8ca703..d10be362eafa 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -159,11 +159,11 @@ static inline pud_t pudp_huge_get_and_clear(struct mm_struct *mm,
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
#ifndef __HAVE_ARCH_PMDP_HUGE_GET_AND_CLEAR_FULL
-static inline pmd_t pmdp_huge_get_and_clear_full(struct mm_struct *mm,
+static inline pmd_t pmdp_huge_get_and_clear_full(struct vm_area_struct *vma,
unsigned long address, pmd_t *pmdp,
int full)
{
- return pmdp_huge_get_and_clear(mm, address, pmdp);
+ return pmdp_huge_get_and_clear(vma->vm_mm, address, pmdp);
}
#endif
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 6ecd1045113b..16f2bd6f1549 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -1852,8 +1852,8 @@ int zap_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma,
* pgtable_trans_huge_withdraw after finishing pmdp related
* operations.
*/
- orig_pmd = pmdp_huge_get_and_clear_full(tlb->mm, addr, pmd,
- tlb->fullmm);
+ orig_pmd = pmdp_huge_get_and_clear_full(vma, addr, pmd,
+ tlb->fullmm);
tlb_remove_pmd_tlb_entry(tlb, pmd, addr);
if (vma_is_special_huge(vma)) {
if (arch_needs_pgtable_deposit())