Messages in this thread | | | Date | Wed, 3 Sep 2008 16:35:32 +0800 | From | "Bryan Wu" <> | Subject | Re: [PATCH 1/1] ALSA: add dummy function to support shared mmap in nommu Blackfin arch (v2) |
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On Tue, Sep 2, 2008 at 9:37 PM, Mike Frysinger <vapier.adi@gmail.com> wrote: > On Tue, Sep 2, 2008 at 5:58 AM, Bryan Wu wrote: >> From: Cliff Cai <cliff.cai@analog.com> >> >> v1-v2: >> - only adding this dummy function in nommu arch >> >> Signed-off-by: Cliff Cai <cliff.cai@analog.com> >> Signed-off-by: Bryan Wu <cooloney@kernel.org> >> --- >> sound/core/pcm_native.c | 14 ++++++++++++++ >> 1 files changed, 14 insertions(+), 0 deletions(-) >> >> diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c >> index c49b9d9..1e88cde 100644 >> --- a/sound/core/pcm_native.c >> +++ b/sound/core/pcm_native.c >> @@ -3391,6 +3391,14 @@ out: >> } >> #endif /* CONFIG_SND_SUPPORT_OLD_API */ >> >> +#ifndef CONFIG_MMU >> +unsigned long dummy_get_unmapped_area(struct file *file, unsigned long addr, >> + unsigned long len, unsigned long pgoff, unsigned long flags) >> +{ >> + return 0; >> +} >> +#endif > > if you had: > #else > # define dummy_get_unmapped_area NULL > #endif > then you could avoid #ifdef in the rest of the file ... > -mike >
Right, I will refresh this patch.
-Bryan
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