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-rw-r--r--fs/btrfs/lzo.c53
1 files changed, 10 insertions, 43 deletions
diff --git a/fs/btrfs/lzo.c b/fs/btrfs/lzo.c
index acad4174f68d..aa9cd11f4b78 100644
--- a/fs/btrfs/lzo.c
+++ b/fs/btrfs/lzo.c
@@ -63,27 +63,7 @@ struct workspace {
static struct workspace_manager wsm;
-static void lzo_init_workspace_manager(void)
-{
- btrfs_init_workspace_manager(&wsm, &btrfs_lzo_compress);
-}
-
-static void lzo_cleanup_workspace_manager(void)
-{
- btrfs_cleanup_workspace_manager(&wsm);
-}
-
-static struct list_head *lzo_get_workspace(unsigned int level)
-{
- return btrfs_get_workspace(&wsm, level);
-}
-
-static void lzo_put_workspace(struct list_head *ws)
-{
- btrfs_put_workspace(&wsm, ws);
-}
-
-static void lzo_free_workspace(struct list_head *ws)
+void lzo_free_workspace(struct list_head *ws)
{
struct workspace *workspace = list_entry(ws, struct workspace, list);
@@ -93,7 +73,7 @@ static void lzo_free_workspace(struct list_head *ws)
kfree(workspace);
}
-static struct list_head *lzo_alloc_workspace(unsigned int level)
+struct list_head *lzo_alloc_workspace(unsigned int level)
{
struct workspace *workspace;
@@ -131,13 +111,9 @@ static inline size_t read_compress_length(const char *buf)
return le32_to_cpu(dlen);
}
-static int lzo_compress_pages(struct list_head *ws,
- struct address_space *mapping,
- u64 start,
- struct page **pages,
- unsigned long *out_pages,
- unsigned long *total_in,
- unsigned long *total_out)
+int lzo_compress_pages(struct list_head *ws, struct address_space *mapping,
+ u64 start, struct page **pages, unsigned long *out_pages,
+ unsigned long *total_in, unsigned long *total_out)
{
struct workspace *workspace = list_entry(ws, struct workspace, list);
int ret = 0;
@@ -303,7 +279,7 @@ out:
return ret;
}
-static int lzo_decompress_bio(struct list_head *ws, struct compressed_bio *cb)
+int lzo_decompress_bio(struct list_head *ws, struct compressed_bio *cb)
{
struct workspace *workspace = list_entry(ws, struct workspace, list);
int ret = 0, ret2;
@@ -444,10 +420,9 @@ done:
return ret;
}
-static int lzo_decompress(struct list_head *ws, unsigned char *data_in,
- struct page *dest_page,
- unsigned long start_byte,
- size_t srclen, size_t destlen)
+int lzo_decompress(struct list_head *ws, unsigned char *data_in,
+ struct page *dest_page, unsigned long start_byte, size_t srclen,
+ size_t destlen)
{
struct workspace *workspace = list_entry(ws, struct workspace, list);
size_t in_len;
@@ -508,15 +483,7 @@ out:
}
const struct btrfs_compress_op btrfs_lzo_compress = {
- .init_workspace_manager = lzo_init_workspace_manager,
- .cleanup_workspace_manager = lzo_cleanup_workspace_manager,
- .get_workspace = lzo_get_workspace,
- .put_workspace = lzo_put_workspace,
- .alloc_workspace = lzo_alloc_workspace,
- .free_workspace = lzo_free_workspace,
- .compress_pages = lzo_compress_pages,
- .decompress_bio = lzo_decompress_bio,
- .decompress = lzo_decompress,
+ .workspace_manager = &wsm,
.max_level = 1,
.default_level = 1,
};