Messages in this thread Patch in this message | | | From | ntl@pobox ... | Subject | [PATCH 01/10] Make exec_mmap extern | Date | Mon, 28 Feb 2011 17:40:23 -0600 |
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From: Nathan Lynch <ntl@pobox.com>
Restoration of process state from a checkpoint image is similar to exec in that the calling task's mm is replaced. Make exec_mmap available for this purpose.
Signed-off-by: Oren Laadan <orenl@cs.columbia.edu> [ntl: extracted from Oren's "c/r: dump memory address space (private memory)"] Signed-off-by: Nathan Lynch <ntl@pobox.com> --- fs/exec.c | 2 +- include/linux/mm.h | 3 +++ 2 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/fs/exec.c b/fs/exec.c index c62efcb..9d8c27a 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -767,7 +767,7 @@ int kernel_read(struct file *file, loff_t offset, EXPORT_SYMBOL(kernel_read); -static int exec_mmap(struct mm_struct *mm) +int exec_mmap(struct mm_struct *mm) { struct task_struct *tsk; struct mm_struct * old_mm, *active_mm; diff --git a/include/linux/mm.h b/include/linux/mm.h index 721f451..5397237 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1321,6 +1321,9 @@ extern int do_munmap(struct mm_struct *, unsigned long, size_t); extern unsigned long do_brk(unsigned long, unsigned long); +/* fs/exec.c */ +extern int exec_mmap(struct mm_struct *mm); + /* filemap.c */ extern unsigned long page_unuse(struct page *); extern void truncate_inode_pages(struct address_space *, loff_t); -- 1.7.4
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