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btrfs: compression: inline cleanup_workspace_manager

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Replace loop calling to all algos with a list of direct calls to the
cleanup manager callback. When that becomes trivial it is replaced by
direct call to the helper.

Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba
2019-10-02 01:08:03 +02:00
parent 2dba714390
commit 2510307e6c
5 changed files with 7 additions and 28 deletions
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17
fs/btrfs/compression.c
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@@ -53,6 +53,7 @@ int zstd_decompress(struct list_head *ws, unsigned char *data_in,
struct page *dest_page, unsigned long start_byte, size_t srclen,
size_t destlen);
void zstd_init_workspace_manager(void);
void zstd_cleanup_workspace_manager(void);
static const char* const btrfs_compress_types[] = { "", "zlib", "lzo", "zstd" };
@@ -861,11 +862,6 @@ struct heuristic_ws {
static struct workspace_manager heuristic_wsm;
static void heuristic_cleanup_workspace_manager(void)
{
btrfs_cleanup_workspace_manager(BTRFS_COMPRESS_NONE);
}
static struct list_head *heuristic_get_workspace(unsigned int level)
{
return btrfs_get_workspace(&heuristic_wsm, level);
@@ -917,7 +913,6 @@ fail:
const struct btrfs_compress_op btrfs_heuristic_compress = {
.workspace_manager = &heuristic_wsm,
.cleanup_workspace_manager = heuristic_cleanup_workspace_manager,
.get_workspace = heuristic_get_workspace,
.put_workspace = heuristic_put_workspace,
.alloc_workspace = alloc_heuristic_ws,
@@ -960,7 +955,7 @@ static void btrfs_init_workspace_manager(int type)
}
}
void btrfs_cleanup_workspace_manager(int type)
static void btrfs_cleanup_workspace_manager(int type)
{
struct workspace_manager *wsman;
struct list_head *ws;
@@ -1199,10 +1194,10 @@ void __init btrfs_init_compress(void)
void __cold btrfs_exit_compress(void)
{
int i;
for (i = 0; i < BTRFS_NR_WORKSPACE_MANAGERS; i++)
btrfs_compress_op[i]->cleanup_workspace_manager();
btrfs_cleanup_workspace_manager(BTRFS_COMPRESS_NONE);
btrfs_cleanup_workspace_manager(BTRFS_COMPRESS_ZLIB);
btrfs_cleanup_workspace_manager(BTRFS_COMPRESS_LZO);
zstd_cleanup_workspace_manager();
}
/*