[SCSI] sd: udev accessing an uninitialized scsi_disk field results in a crash
[linux-2.6] / include / asm-avr32 / scatterlist.h
1 #ifndef __ASM_AVR32_SCATTERLIST_H
2 #define __ASM_AVR32_SCATTERLIST_H
3
4 struct scatterlist {
5     struct page         *page;
6     unsigned int        offset;
7     dma_addr_t          dma_address;
8     unsigned int        length;
9 };
10
11 /* These macros should be used after a pci_map_sg call has been done
12  * to get bus addresses of each of the SG entries and their lengths.
13  * You should only work with the number of sg entries pci_map_sg
14  * returns.
15  */
16 #define sg_dma_address(sg)      ((sg)->dma_address)
17 #define sg_dma_len(sg)          ((sg)->length)
18
19 #define ISA_DMA_THRESHOLD (0xffffffff)
20
21 #endif /* __ASM_AVR32_SCATTERLIST_H */