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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-02-27 20:38:51 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-02-27 20:38:51 +0300 |
| commit | 6ffb575bebb983b982240372ecf976188451dd1c (patch) | |
| tree | 99362e69db72f2387b651dd9b8b2ae3bf52419f8 /kernel | |
| parent | 5a6d92493bb2e6e0a2fbb4a8b2c7ed97b4a5652b (diff) | |
| parent | 9b07d27d0fbb7f7441aa986859a0f53ec93a0335 (diff) | |
| download | linux-6ffb575bebb983b982240372ecf976188451dd1c.tar.xz | |
Merge tag 'dma-mapping-6.3-2022-02-27' of git://git.infradead.org/users/hch/dma-mapping
Pull dma-mapping updates from Christoph Hellwig:
- remove a not very useful and now unused swiotlb API (Christoph
Hellwig)
- fix a section mismatch (Randy Dunlap)
* tag 'dma-mapping-6.3-2022-02-27' of git://git.infradead.org/users/hch/dma-mapping:
swiotlb: mark swiotlb_memblock_alloc() as __init
swiotlb: remove swiotlb_max_segment
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/dma/swiotlb.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c index a34c38bbe28f..03e3251cd9d2 100644 --- a/kernel/dma/swiotlb.c +++ b/kernel/dma/swiotlb.c @@ -156,14 +156,6 @@ setup_io_tlb_npages(char *str) } early_param("swiotlb", setup_io_tlb_npages); -unsigned int swiotlb_max_segment(void) -{ - if (!io_tlb_default_mem.nslabs) - return 0; - return rounddown(io_tlb_default_mem.nslabs << IO_TLB_SHIFT, PAGE_SIZE); -} -EXPORT_SYMBOL_GPL(swiotlb_max_segment); - unsigned long swiotlb_size_or_default(void) { return default_nslabs << IO_TLB_SHIFT; @@ -300,7 +292,8 @@ static void swiotlb_init_io_tlb_mem(struct io_tlb_mem *mem, phys_addr_t start, return; } -static void *swiotlb_memblock_alloc(unsigned long nslabs, unsigned int flags, +static void __init *swiotlb_memblock_alloc(unsigned long nslabs, + unsigned int flags, int (*remap)(void *tlb, unsigned long nslabs)) { size_t bytes = PAGE_ALIGN(nslabs << IO_TLB_SHIFT); |