diff options
Diffstat (limited to 'fs/btrfs/compression.h')
| -rw-r--r-- | fs/btrfs/compression.h | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/fs/btrfs/compression.h b/fs/btrfs/compression.h index 93cc92974dee..4691a84ca838 100644 --- a/fs/btrfs/compression.h +++ b/fs/btrfs/compression.h @@ -7,10 +7,18 @@ #define BTRFS_COMPRESSION_H #include <linux/sizes.h> +#include <linux/mm.h> +#include <linux/list.h> +#include <linux/workqueue.h> +#include <linux/wait.h> #include "bio.h" +struct address_space; +struct page; +struct inode; struct btrfs_inode; struct btrfs_ordered_extent; +struct btrfs_bio; /* * We want to make sure that amount of RAM required to uncompress an extent is @@ -32,8 +40,6 @@ static_assert((BTRFS_MAX_COMPRESSED % PAGE_SIZE) == 0); #define BTRFS_ZLIB_DEFAULT_LEVEL 3 -struct page; - struct compressed_bio { /* Number of compressed pages in the array */ unsigned int nr_pages; @@ -148,7 +154,7 @@ int zlib_compress_pages(struct list_head *ws, struct address_space *mapping, unsigned long *total_in, unsigned long *total_out); int zlib_decompress_bio(struct list_head *ws, struct compressed_bio *cb); int zlib_decompress(struct list_head *ws, const u8 *data_in, - struct page *dest_page, unsigned long start_byte, size_t srclen, + struct page *dest_page, unsigned long dest_pgoff, size_t srclen, size_t destlen); struct list_head *zlib_alloc_workspace(unsigned int level); void zlib_free_workspace(struct list_head *ws); @@ -159,7 +165,7 @@ int lzo_compress_pages(struct list_head *ws, struct address_space *mapping, unsigned long *total_in, unsigned long *total_out); int lzo_decompress_bio(struct list_head *ws, struct compressed_bio *cb); int lzo_decompress(struct list_head *ws, const u8 *data_in, - struct page *dest_page, unsigned long start_byte, size_t srclen, + struct page *dest_page, unsigned long dest_pgoff, size_t srclen, size_t destlen); struct list_head *lzo_alloc_workspace(unsigned int level); void lzo_free_workspace(struct list_head *ws); @@ -169,7 +175,7 @@ int zstd_compress_pages(struct list_head *ws, struct address_space *mapping, unsigned long *total_in, unsigned long *total_out); int zstd_decompress_bio(struct list_head *ws, struct compressed_bio *cb); int zstd_decompress(struct list_head *ws, const u8 *data_in, - struct page *dest_page, unsigned long start_byte, size_t srclen, + struct page *dest_page, unsigned long dest_pgoff, size_t srclen, size_t destlen); void zstd_init_workspace_manager(void); void zstd_cleanup_workspace_manager(void); |