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| author | Christoph Hellwig <hch@lst.de> | 2020-02-21 12:24:02 -0800 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2020-03-16 10:48:02 +0100 |
| commit | 4f8232bbf887123f78bcdca3dfd2b3dfa52a0112 (patch) | |
| tree | ec534d3d2c43b28cf92423e28abc9fa750416384 /arch/microblaze | |
| parent | 286c21de32b904131f8cf6a36ce40b8b0c9c5da3 (diff) | |
| download | lwn-4f8232bbf887123f78bcdca3dfd2b3dfa52a0112.tar.gz lwn-4f8232bbf887123f78bcdca3dfd2b3dfa52a0112.zip | |
dma-direct: remove the cached_kernel_address hook
dma-direct now finds the kernel address for coherent allocations based
on the dma address, so the cached_kernel_address hooks is unused and
can be removed entirely.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Diffstat (limited to 'arch/microblaze')
| -rw-r--r-- | arch/microblaze/mm/consistent.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/arch/microblaze/mm/consistent.c b/arch/microblaze/mm/consistent.c index 8c5f0c332d8b..cede7c5e8135 100644 --- a/arch/microblaze/mm/consistent.c +++ b/arch/microblaze/mm/consistent.c @@ -49,11 +49,4 @@ void *uncached_kernel_address(void *ptr) pr_warn("ERROR: Your cache coherent area is CACHED!!!\n"); return (void *)addr; } - -void *cached_kernel_address(void *ptr) -{ - unsigned long addr = (unsigned long)ptr; - - return (void *)(addr & ~UNCACHED_SHADOW_MASK); -} #endif /* CONFIG_MMU */ |