[PATCH 3/7] pin_pages for hugetlb
Signed-off-by: Adam Litke <[EMAIL PROTECTED]>
---
fs/hugetlbfs/inode.c |1 +
mm/memory.c |6 +++---
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 2452dde..d0b4b46 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -567,6 +567,7 @@ const struct file_operations hugetlbfs_file_operations = {
static const struct pagetable_operations_struct hugetlbfs_pagetable_ops = {
.copy_vma = copy_hugetlb_page_range,
+ .pin_pages = follow_hugetlb_page,
};
static const struct inode_operations hugetlbfs_dir_inode_operations = {
diff --git a/mm/memory.c b/mm/memory.c
index 69bb0b3..01256cf 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1039,9 +1039,9 @@ int get_user_pages(struct task_struct *tsk, struct
mm_struct *mm,
|| !(vm_flags & vma->vm_flags))
return i ? : -EFAULT;
- if (is_vm_hugetlb_page(vma)) {
- i = follow_hugetlb_page(mm, vma, pages, vmas,
- , , i);
+ if (has_pt_op(vma, pin_pages)) {
+ i = pt_op(vma, pin_pages)(mm, vma, pages,
+ vmas, , , i);
continue;
}
-
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[PATCH 3/7] pin_pages for hugetlb
Signed-off-by: Adam Litke [EMAIL PROTECTED]
---
fs/hugetlbfs/inode.c |1 +
mm/memory.c |6 +++---
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 2452dde..d0b4b46 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -567,6 +567,7 @@ const struct file_operations hugetlbfs_file_operations = {
static const struct pagetable_operations_struct hugetlbfs_pagetable_ops = {
.copy_vma = copy_hugetlb_page_range,
+ .pin_pages = follow_hugetlb_page,
};
static const struct inode_operations hugetlbfs_dir_inode_operations = {
diff --git a/mm/memory.c b/mm/memory.c
index 69bb0b3..01256cf 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1039,9 +1039,9 @@ int get_user_pages(struct task_struct *tsk, struct
mm_struct *mm,
|| !(vm_flags vma-vm_flags))
return i ? : -EFAULT;
- if (is_vm_hugetlb_page(vma)) {
- i = follow_hugetlb_page(mm, vma, pages, vmas,
- start, len, i);
+ if (has_pt_op(vma, pin_pages)) {
+ i = pt_op(vma, pin_pages)(mm, vma, pages,
+ vmas, start, len, i);
continue;
}
-
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Please read the FAQ at http://www.tux.org/lkml/
[PATCH 3/7] pin_pages for hugetlb
Signed-off-by: Adam Litke <[EMAIL PROTECTED]>
---
fs/hugetlbfs/inode.c |1 +
mm/memory.c |6 +++---
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index c0a7984..2d1dd84 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -564,6 +564,7 @@ const struct file_operations hugetlbfs_file_operations = {
static struct pagetable_operations_struct hugetlbfs_pagetable_ops = {
.copy_vma = copy_hugetlb_page_range,
+ .pin_pages = follow_hugetlb_page,
};
static struct inode_operations hugetlbfs_dir_inode_operations = {
diff --git a/mm/memory.c b/mm/memory.c
index 80eafd5..9467c65 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1039,9 +1039,9 @@ int get_user_pages(struct task_struct *tsk, struct
mm_struct *mm,
|| !(vm_flags & vma->vm_flags))
return i ? : -EFAULT;
- if (is_vm_hugetlb_page(vma)) {
- i = follow_hugetlb_page(mm, vma, pages, vmas,
- , , i);
+ if (has_pt_op(vma, pin_pages)) {
+ i = pt_op(vma, pin_pages)(mm, vma, pages,
+ vmas, , , i);
continue;
}
-
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Please read the FAQ at http://www.tux.org/lkml/
[PATCH 3/7] pin_pages for hugetlb
Signed-off-by: Adam Litke [EMAIL PROTECTED]
---
fs/hugetlbfs/inode.c |1 +
mm/memory.c |6 +++---
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index c0a7984..2d1dd84 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -564,6 +564,7 @@ const struct file_operations hugetlbfs_file_operations = {
static struct pagetable_operations_struct hugetlbfs_pagetable_ops = {
.copy_vma = copy_hugetlb_page_range,
+ .pin_pages = follow_hugetlb_page,
};
static struct inode_operations hugetlbfs_dir_inode_operations = {
diff --git a/mm/memory.c b/mm/memory.c
index 80eafd5..9467c65 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1039,9 +1039,9 @@ int get_user_pages(struct task_struct *tsk, struct
mm_struct *mm,
|| !(vm_flags vma-vm_flags))
return i ? : -EFAULT;
- if (is_vm_hugetlb_page(vma)) {
- i = follow_hugetlb_page(mm, vma, pages, vmas,
- start, len, i);
+ if (has_pt_op(vma, pin_pages)) {
+ i = pt_op(vma, pin_pages)(mm, vma, pages,
+ vmas, start, len, i);
continue;
}
-
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