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| author | Stephen Wilson | 2011-03-13 20:49:20 +0100 |
|---|---|---|
| committer | Al Viro | 2011-03-23 21:36:57 +0100 |
| commit | 5ddd36b9c59887c6416e21daf984fbdd9b1818df (patch) | |
| tree | 1cc7ce9a671f4c49dc594e1f5d1fc8b596e77b5f /include | |
| parent | mm: factor out main logic of access_process_vm (diff) | |
| download | kernel-qcow2-linux-5ddd36b9c59887c6416e21daf984fbdd9b1818df.tar.gz kernel-qcow2-linux-5ddd36b9c59887c6416e21daf984fbdd9b1818df.tar.xz kernel-qcow2-linux-5ddd36b9c59887c6416e21daf984fbdd9b1818df.zip | |
mm: implement access_remote_vm
Provide an alternative to access_process_vm that allows the caller to obtain a
reference to the supplied mm_struct.
Signed-off-by: Stephen Wilson <wilsons@start.ca>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index 9d6efefdde50..60011d26bffc 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -971,6 +971,8 @@ static inline int handle_mm_fault(struct mm_struct *mm, extern int make_pages_present(unsigned long addr, unsigned long end); extern int access_process_vm(struct task_struct *tsk, unsigned long addr, void *buf, int len, int write); +extern int access_remote_vm(struct mm_struct *mm, unsigned long addr, + void *buf, int len, int write); int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, unsigned long start, int len, unsigned int foll_flags, |