[lttng-dev] [PATCH lttng-modules v2] Fix: changes to the vm_op fault cb prototype in libringbuffer

2017-03-07 Thread Francis Deslauriers
Signed-off-by: Francis Deslauriers 
---
 lib/ringbuffer/ring_buffer_mmap.c | 15 ++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/lib/ringbuffer/ring_buffer_mmap.c 
b/lib/ringbuffer/ring_buffer_mmap.c
index 35d30e7..4b1b7b3 100644
--- a/lib/ringbuffer/ring_buffer_mmap.c
+++ b/lib/ringbuffer/ring_buffer_mmap.c
@@ -32,7 +32,7 @@
 /*
  * fault() vm_op implementation for ring buffer file mapping.
  */
-static int lib_ring_buffer_fault(struct vm_area_struct *vma, struct vm_fault 
*vmf)
+static int lib_ring_buffer_fault_compat(struct vm_area_struct *vma, struct 
vm_fault *vmf)
 {
struct lib_ring_buffer *buf = vma->vm_private_data;
struct channel *chan = buf->backend.chan;
@@ -65,6 +65,19 @@ static int lib_ring_buffer_fault(struct vm_area_struct *vma, 
struct vm_fault *vm
return 0;
 }
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0))
+static int lib_ring_buffer_fault(struct vm_fault *vmf)
+{
+   struct vm_area_struct *vma = vmf->vma;
+   return lib_ring_buffer_fault_compat(vma, vmf);
+}
+#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */
+static int lib_ring_buffer_fault(struct vm_area_struct *vma, struct vm_fault 
*vmf)
+{
+   return lib_ring_buffer_fault_compat(vma, vmf);
+}
+#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */
+
 /*
  * vm_ops for ring buffer file mappings.
  */
-- 
2.7.4

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Re: [lttng-dev] [PATCH lttng-modules v2] Fix: changes to the vm_op fault cb prototype in libringbuffer

2017-03-07 Thread Mathieu Desnoyers
merged into master and stable-2.9, thanks!

Mathieu

- On Mar 7, 2017, at 10:35 AM, Francis Deslauriers 
francis.deslauri...@efficios.com wrote:

> Signed-off-by: Francis Deslauriers 
> ---
> lib/ringbuffer/ring_buffer_mmap.c | 15 ++-
> 1 file changed, 14 insertions(+), 1 deletion(-)
> 
> diff --git a/lib/ringbuffer/ring_buffer_mmap.c
> b/lib/ringbuffer/ring_buffer_mmap.c
> index 35d30e7..4b1b7b3 100644
> --- a/lib/ringbuffer/ring_buffer_mmap.c
> +++ b/lib/ringbuffer/ring_buffer_mmap.c
> @@ -32,7 +32,7 @@
> /*
>  * fault() vm_op implementation for ring buffer file mapping.
>  */
> -static int lib_ring_buffer_fault(struct vm_area_struct *vma, struct vm_fault
> *vmf)
> +static int lib_ring_buffer_fault_compat(struct vm_area_struct *vma, struct
> vm_fault *vmf)
> {
>   struct lib_ring_buffer *buf = vma->vm_private_data;
>   struct channel *chan = buf->backend.chan;
> @@ -65,6 +65,19 @@ static int lib_ring_buffer_fault(struct vm_area_struct 
> *vma,
> struct vm_fault *vm
>   return 0;
> }
> 
> +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0))
> +static int lib_ring_buffer_fault(struct vm_fault *vmf)
> +{
> + struct vm_area_struct *vma = vmf->vma;
> + return lib_ring_buffer_fault_compat(vma, vmf);
> +}
> +#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */
> +static int lib_ring_buffer_fault(struct vm_area_struct *vma, struct vm_fault
> *vmf)
> +{
> + return lib_ring_buffer_fault_compat(vma, vmf);
> +}
> +#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,11,0)) */
> +
> /*
>  * vm_ops for ring buffer file mappings.
>  */
> --
> 2.7.4

-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com
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