Move the direct IO code into a separate file so that we can group related functions in a single file instead of having a single enormous source file.
Showing the changes to include/linux (1 of 4 files). Show all
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| @@ -7,6 +7,7 @@ · 6 unmodified lines | ||
| 7 | 7 | #include <linux/mm.h> |
| 8 | 8 | #include <linux/types.h> |
| 9 | 9 | #include <linux/mm_types.h> |
| 10 | +#include <linux/blkdev.h> | |
| 10 | 11 | |
| 11 | 12 | struct address_space; |
| 12 | 13 | struct fiemap_extent_info; |
| @@ -69,6 +70,12 @@ struct iomap { · 56 unmodified lines | ||
| 69 | 70 | const struct iomap_page_ops *page_ops; |
| 70 | 71 | }; |
| 71 | 72 | |
| 73 | +static inline sector_t | |
| 74 | +iomap_sector(struct iomap *iomap, loff_t pos) | |
| 75 | +{ | |
| 76 | + return (iomap->addr + pos - iomap->offset) >> SECTOR_SHIFT; | |
| 77 | +} | |
| 78 | + | |
| 72 | 79 | /* |
| 73 | 80 | * When a filesystem sets page_ops in an iomap mapping it returns, page_prepare |
| 74 | 81 | * and page_done will be called for each page written to. This only applies to |