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ALSA: pcm: Change return type to vm_fault_t 

Use new return type vm_fault_t for fault handler. For
now, this is just documenting that the function returns
a VM_FAULT value rather than an errno. Once all instances
are converted, vm_fault_t will become a distinct type.

Commit 1c8f422059 ("mm: change return type to vm_fault_t")

Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Reviewed-by: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Souptick Joarder 2018-04-25 09:50:29 +05:30 committed by Takashi Iwai
parent 295810516e
commit 41412fe921
1 changed files with 3 additions and 3 deletions
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6
sound/core/pcm_native.c
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@ -3234,7 +3234,7 @@ static __poll_t snd_pcm_capture_poll(struct file *file, poll_table * wait)
/*
* mmap status record
*/
static int snd_pcm_mmap_status_fault(struct vm_fault *vmf)
static vm_fault_t snd_pcm_mmap_status_fault(struct vm_fault *vmf)
{
struct snd_pcm_substream *substream = vmf->vma->vm_private_data;
struct snd_pcm_runtime *runtime;
@ -3270,7 +3270,7 @@ static int snd_pcm_mmap_status(struct snd_pcm_substream *substream, struct file
/*
* mmap control record
*/
static int snd_pcm_mmap_control_fault(struct vm_fault *vmf)
static vm_fault_t snd_pcm_mmap_control_fault(struct vm_fault *vmf)
{
struct snd_pcm_substream *substream = vmf->vma->vm_private_data;
struct snd_pcm_runtime *runtime;
@ -3359,7 +3359,7 @@ snd_pcm_default_page_ops(struct snd_pcm_substream *substream, unsigned long ofs)
/*
* fault callback for mmapping a RAM page
*/
static int snd_pcm_mmap_data_fault(struct vm_fault *vmf)
static vm_fault_t snd_pcm_mmap_data_fault(struct vm_fault *vmf)
{
struct snd_pcm_substream *substream = vmf->vma->vm_private_data;
struct snd_pcm_runtime *runtime;