varun-r-mallya/sysprof
1
0
Fork 0
mirror of https://github.com/varun-r-mallya/sysprof.git synced 2026-02-11 07:30:54 +00:00
Code Issues Packages Projects Releases Wiki Activity

Update to work with new vm_operations interface from 2.6.23. Patch from

Browse Source 
Sun Sep 14 16:04:17 2008  Søren Sandmann  <sandmann@redhat.com>

	* sysprof/module/sysprof-module.c: Update to work with new
	vm_operations interface from 2.6.23. Patch from Chris Wilson.



svn path=/trunk/; revision=435
This commit is contained in:
Søren Sandmann
2008-09-14 20:07:08 +00:00
committed by Søren Sandmann Pedersen
parent e11dfce31f
commit b060e05909
2 changed files with 33 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
ChangeLog
View File

@ -1,3 +1,8 @@
Sun Sep 14 16:04:17 2008 Søren Sandmann <sandmann@redhat.com>
* sysprof/module/sysprof-module.c: Update to work with new
vm_operations interface from 2.6.23. Patch from Chris Wilson.
Wed Jun 4 21:52:17 2008 Søren Sandmann <sandmann@redhat.com> Wed Jun 4 21:52:17 2008 Søren Sandmann <sandmann@redhat.com>
* demangle.c: Apply patch from binutils to demangle local-source * demangle.c: Apply patch from binutils to demangle local-source

28
module/sysprof-module.c
View File

@ -459,6 +459,29 @@ sysprof_open(struct inode *inode, struct file *file)
return retval; return retval;
} }
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23))
static int
sysprof_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
{
unsigned long area_start;
unsigned long virt;
#if 0
printk (KERN_ALERT "fault called: %p (offset: %d) area: %p\n", vmf->virtual_address, addr - vma->vm_start, area);
#endif
area_start = (unsigned long)area;
virt = area_start + ((unsigned long)vmf->virtual_address - vma->vm_start);
if (virt > area_start + sizeof (SysprofMmapArea))
return VM_FAULT_SIGBUS;
vmf->page = vmalloc_to_page ((void *)virt);
get_page (vmf->page);
return 0;
}
#else
static struct page * static struct page *
sysprof_nopage(struct vm_area_struct *vma, unsigned long addr, int *type) sysprof_nopage(struct vm_area_struct *vma, unsigned long addr, int *type)
{ {
@ -486,12 +509,17 @@ sysprof_nopage(struct vm_area_struct *vma, unsigned long addr, int *type)
return page_ptr; return page_ptr;
} }
#endif
static int static int
sysprof_mmap(struct file *filp, struct vm_area_struct *vma) sysprof_mmap(struct file *filp, struct vm_area_struct *vma)
{ {
static struct vm_operations_struct ops = { static struct vm_operations_struct ops = {
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23))
.fault = sysprof_fault,
#else
.nopage = sysprof_nopage, .nopage = sysprof_nopage,
#endif
}; };
if (vma->vm_flags & (VM_WRITE | VM_EXEC)) if (vma->vm_flags & (VM_WRITE | VM_EXEC))