swiotlb: remove unused swiotlb_alloc_boot()

Nobody uses swiotlb_alloc_boot().

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Becky Bruce <beckyb@kernel.crashing.org>
This commit is contained in:
FUJITA Tomonori
2009-07-10 10:04:50 +09:00
parent 4733fd328f
commit 3885123da8
3 changed files with 1 additions and 13 deletions

View File

@ -114,11 +114,6 @@ setup_io_tlb_npages(char *str)
__setup("swiotlb=", setup_io_tlb_npages);
/* make io_tlb_overflow tunable too? */
void * __weak __init swiotlb_alloc_boot(size_t size, unsigned long nslabs)
{
return alloc_bootmem_low_pages(size);
}
void * __weak swiotlb_alloc(unsigned order, unsigned long nslabs)
{
return (void *)__get_free_pages(GFP_DMA | __GFP_NOWARN, order);
@ -189,7 +184,7 @@ swiotlb_init_with_default_size(size_t default_size)
/*
* Get IO TLB memory from the low pages
*/
io_tlb_start = swiotlb_alloc_boot(bytes, io_tlb_nslabs);
io_tlb_start = alloc_bootmem_low_pages(bytes);
if (!io_tlb_start)
panic("Cannot allocate SWIOTLB buffer");
io_tlb_end = io_tlb_start + bytes;