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| author | David S. Miller <davem@sunset.davemloft.net> | 2006-03-21 02:29:39 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-22 01:15:13 -0800 |
| commit | 14778d9072e53d2171f66ffd9657daff41acfaed (patch) | |
| tree | 3b60565ec1e957800fc3bf4743497202a24f8279 /drivers/video/sbuslib.c | |
| parent | e952f31bce6e9f64db01f607abc46529ba57ac9e (diff) | |
| download | linux-14778d9072e53d2171f66ffd9657daff41acfaed.tar.bz2 | |
[SPARC]: Respect vm_page_prot in io_remap_page_range().
Make sure the callers do a pgprot_noncached() on
vma->vm_page_prot.
Pointed out by Hugh Dickens.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/video/sbuslib.c')
| -rw-r--r-- | drivers/video/sbuslib.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/video/sbuslib.c b/drivers/video/sbuslib.c index a4d7cc51ce0b..34ef859ee414 100644 --- a/drivers/video/sbuslib.c +++ b/drivers/video/sbuslib.c @@ -58,6 +58,8 @@ int sbusfb_mmap_helper(struct sbus_mmap_map *map, /* To stop the swapper from even considering these pages */ vma->vm_flags |= (VM_IO | VM_RESERVED); + vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); + /* Each page, see which map applies */ for (page = 0; page < size; ){ map_size = 0; |