The patch titled
alsa: usx2y nopage
has been removed from the -mm tree. Its filename was
alsa-usx2y-nopage.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: alsa: usx2y nopage
From: Nick Piggin <npiggin@xxxxxxx>
Convert alsa usx2y driver from nopage to fault.
Signed-off-by: Nick Piggin <npiggin@xxxxxxx>
Cc: Jaroslav Kysela <perex@xxxxxxx>
Cc: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
sound/usb/usx2y/usX2Yhwdep.c | 21 ++++++++-------------
sound/usb/usx2y/usx2yhwdeppcm.c | 19 ++++++-------------
2 files changed, 14 insertions(+), 26 deletions(-)
diff -puN sound/usb/usx2y/usX2Yhwdep.c~alsa-usx2y-nopage sound/usb/usx2y/usX2Yhwdep.c
--- a/sound/usb/usx2y/usX2Yhwdep.c~alsa-usx2y-nopage
+++ a/sound/usb/usx2y/usX2Yhwdep.c
@@ -34,34 +34,29 @@
int usX2Y_hwdep_pcm_new(struct snd_card *card);
-static struct page * snd_us428ctls_vm_nopage(struct vm_area_struct *area, unsigned long address, int *type)
+static int snd_us428ctls_vm_fault(struct vm_area_struct *area, struct vm_fault *vmf)
{
unsigned long offset;
struct page * page;
void *vaddr;
- snd_printdd("ENTER, start %lXh, ofs %lXh, pgoff %ld, addr %lXh\n",
+ snd_printdd("ENTER, start %lXh, pgoff %ld\n",
area->vm_start,
- address - area->vm_start,
- (address - area->vm_start) >> PAGE_SHIFT,
- address);
+ vmf->pgoff);
- offset = area->vm_pgoff << PAGE_SHIFT;
- offset += address - area->vm_start;
- snd_assert((offset % PAGE_SIZE) == 0, return NOPAGE_SIGBUS);
+ offset = vmf->pgoff << PAGE_SHIFT;
vaddr = (char*)((struct usX2Ydev *)area->vm_private_data)->us428ctls_sharedmem + offset;
page = virt_to_page(vaddr);
get_page(page);
- snd_printdd( "vaddr=%p made us428ctls_vm_nopage() return %p; offset=%lX\n", vaddr, page, offset);
+ vmf->page = page;
- if (type)
- *type = VM_FAULT_MINOR;
+ snd_printdd( "vaddr=%p made us428ctls_vm_fault() page %p\n", vaddr, page);
- return page;
+ return 0;
}
static struct vm_operations_struct us428ctls_vm_ops = {
- .nopage = snd_us428ctls_vm_nopage,
+ .fault = snd_us428ctls_vm_fault,
};
static int snd_us428ctls_mmap(struct snd_hwdep * hw, struct file *filp, struct vm_area_struct *area)
diff -puN sound/usb/usx2y/usx2yhwdeppcm.c~alsa-usx2y-nopage sound/usb/usx2y/usx2yhwdeppcm.c
--- a/sound/usb/usx2y/usx2yhwdeppcm.c~alsa-usx2y-nopage
+++ a/sound/usb/usx2y/usx2yhwdeppcm.c
@@ -683,30 +683,23 @@ static void snd_usX2Y_hwdep_pcm_vm_close
}
-static struct page * snd_usX2Y_hwdep_pcm_vm_nopage(struct vm_area_struct *area, unsigned long address, int *type)
+static int snd_usX2Y_hwdep_pcm_vm_fault(struct vm_area_struct *area, struct vm_fault *vmf)
{
unsigned long offset;
- struct page *page;
void *vaddr;
- offset = area->vm_pgoff << PAGE_SHIFT;
- offset += address - area->vm_start;
- snd_assert((offset % PAGE_SIZE) == 0, return NOPAGE_OOM);
+ offset = vmf->pgoff << PAGE_SHIFT;
vaddr = (char*)((struct usX2Ydev *)area->vm_private_data)->hwdep_pcm_shm + offset;
- page = virt_to_page(vaddr);
- get_page(page);
-
- if (type)
- *type = VM_FAULT_MINOR;
-
- return page;
+ vmf->page = virt_to_page(vaddr);
+ get_page(vmf->page);
+ return 0;
}
static struct vm_operations_struct snd_usX2Y_hwdep_pcm_vm_ops = {
.open = snd_usX2Y_hwdep_pcm_vm_open,
.close = snd_usX2Y_hwdep_pcm_vm_close,
- .nopage = snd_usX2Y_hwdep_pcm_vm_nopage,
+ .fault = snd_usX2Y_hwdep_pcm_vm_fault,
};
_
Patches currently in -mm which might be from npiggin@xxxxxxx are
git-alsa.patch
git-dvb.patch
ia64-ia32-nopage.patch
ieee1394-nopage.patch
ib-nopage.patch
git-jfs.patch
git-kvm.patch
nfs-use-gfp_nofs-preloads-for-radix-tree-insertion.patch
git-sched.patch
sg-nopage.patch
git-block.patch
usb-mon-nopage.patch
slub-use-non-atomic-bit-unlock.patch
radix-tree-avoid-atomic-allocations-for-preloaded-insertions.patch
mm-dont-allow-ioremapping-of-ranges-larger-than-vmalloc-space.patch
mm-special-mapping-nopage.patch
agp-alpha-nopage.patch
vt-bitlock-fix.patch
radix_treeh-trivial-comment-correction.patch
inotify-fix-race.patch
inotify-remove-debug-code.patch
relay-nopage.patch
uio-nopage.patch
ext2-xip-check-fix.patch
fb-defio-nopage.patch
rewrite-rd.patch
rewrite-rd-fix.patch
rd-support-xip.patch
reiser4.patch
-
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