mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 11:18:45 +07:00
4c8f20bb8e
This semantic patch replaces explicit computations of vma page count with explicit function call. Signed-off-by: Dmitry Kalinkin <dmitry.kalinkin@gmail.com> Acked-by: Julia Lawall <julia.lawall@lip6.fr> Signed-off-by: Michal Marek <mmarek@suse.cz>
61 lines
1.4 KiB
Plaintext
61 lines
1.4 KiB
Plaintext
///
|
|
/// Use vma_pages function on vma object instead of explicit computation.
|
|
///
|
|
// Confidence: High
|
|
// Keywords: vma_pages vma
|
|
// Comment: Based on resource_size.cocci
|
|
|
|
virtual context
|
|
virtual patch
|
|
virtual org
|
|
virtual report
|
|
|
|
//----------------------------------------------------------
|
|
// For context mode
|
|
//----------------------------------------------------------
|
|
|
|
@r_context depends on context && !patch && !org && !report@
|
|
struct vm_area_struct *vma;
|
|
@@
|
|
|
|
* (vma->vm_end - vma->vm_start) >> PAGE_SHIFT
|
|
|
|
//----------------------------------------------------------
|
|
// For patch mode
|
|
//----------------------------------------------------------
|
|
|
|
@r_patch depends on !context && patch && !org && !report@
|
|
struct vm_area_struct *vma;
|
|
@@
|
|
|
|
- ((vma->vm_end - vma->vm_start) >> PAGE_SHIFT)
|
|
+ vma_pages(vma)
|
|
|
|
//----------------------------------------------------------
|
|
// For org mode
|
|
//----------------------------------------------------------
|
|
|
|
@r_org depends on !context && !patch && (org || report)@
|
|
struct vm_area_struct *vma;
|
|
position p;
|
|
@@
|
|
|
|
(vma->vm_end@p - vma->vm_start) >> PAGE_SHIFT
|
|
|
|
@script:python depends on report@
|
|
p << r_org.p;
|
|
x << r_org.vma;
|
|
@@
|
|
|
|
msg="WARNING: Consider using vma_pages helper on %s" % (x)
|
|
coccilib.report.print_report(p[0], msg)
|
|
|
|
@script:python depends on org@
|
|
p << r_org.p;
|
|
x << r_org.vma;
|
|
@@
|
|
|
|
msg="WARNING: Consider using vma_pages helper on %s" % (x)
|
|
msg_safe=msg.replace("[","@(").replace("]",")")
|
|
coccilib.org.print_todo(p[0], msg_safe)
|