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scoutfs: format strings for all key types

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Add all the missing key types to scoutfs_key_str() so that we can get
traces and printks of all key types.

Signed-off-by: Zach Brown <zab@versity.com>
This commit is contained in:
Zach Brown
2017-06-06 15:01:37 -07:00
parent 1485b02554
commit 54d286d91c
1 changed files with 79 additions and 0 deletions
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79
kmod/src/key.c
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@@ -121,6 +121,9 @@ int scoutfs_key_str_size(char *buf, struct scoutfs_key_buf *key, size_t size)
int len;
u8 type;
if (key == NULL || key->data == NULL)
return snprintf_null(buf, size, "[NULL]");
if (key->key_len == 0)
return snprintf_null(buf, size, "[0 len]");
@@ -161,6 +164,82 @@ int scoutfs_key_str_size(char *buf, struct scoutfs_key_buf *key, size_t size)
be64_to_cpu(dkey->ino), len, dkey->name);
}
case SCOUTFS_READDIR_KEY: {
struct scoutfs_readdir_key *rkey = key->data;
return snprintf_null(buf, size, "rdr.%llu.%llu",
be64_to_cpu(rkey->ino),
be64_to_cpu(rkey->pos));
}
case SCOUTFS_LINK_BACKREF_KEY: {
struct scoutfs_link_backref_key *lkey = key->data;
len = (int)key->key_len - sizeof(*lkey);
if (len <= 0)
break;
return snprintf_null(buf, size, "lbr.%llu.%llu.%.*s",
be64_to_cpu(lkey->ino),
be64_to_cpu(lkey->dir_ino), len,
lkey->name);
}
case SCOUTFS_SYMLINK_KEY: {
struct scoutfs_symlink_key *skey = key->data;
return snprintf_null(buf, size, "sym.%llu",
be64_to_cpu(skey->ino));
}
case SCOUTFS_FILE_EXTENT_KEY: {
struct scoutfs_file_extent_key *ekey = key->data;
return snprintf_null(buf, size, "ext.%llu.%llu.%llu.%llu.%x",
be64_to_cpu(ekey->ino),
be64_to_cpu(ekey->last_blk_off),
be64_to_cpu(ekey->last_blkno),
be64_to_cpu(ekey->blocks),
ekey->flags);
}
case SCOUTFS_ORPHAN_KEY: {
struct scoutfs_orphan_key *okey = key->data;
return snprintf_null(buf, size, "orp.%llu",
be64_to_cpu(okey->ino));
}
case SCOUTFS_FREE_EXTENT_BLKNO_KEY:
case SCOUTFS_FREE_EXTENT_BLOCKS_KEY: {
struct scoutfs_free_extent_blkno_key *fkey = key->data;
return snprintf_null(buf, size, "%s.%llu.%llu.%llu",
fkey->type == SCOUTFS_FREE_EXTENT_BLKNO_KEY ? "fel" :
"fes",
be64_to_cpu(fkey->node_id),
be64_to_cpu(fkey->last_blkno),
be64_to_cpu(fkey->blocks));
}
case SCOUTFS_INODE_INDEX_CTIME_KEY:
case SCOUTFS_INODE_INDEX_MTIME_KEY:
case SCOUTFS_INODE_INDEX_SIZE_KEY:
case SCOUTFS_INODE_INDEX_META_SEQ_KEY:
case SCOUTFS_INODE_INDEX_DATA_SEQ_KEY: {
struct scoutfs_inode_index_key *ikey = key->data;
return snprintf_null(buf, size, "%s.%llu.%u.%llu",
ikey->type == SCOUTFS_INODE_INDEX_CTIME_KEY ? "ctm" :
ikey->type == SCOUTFS_INODE_INDEX_MTIME_KEY ? "mtm" :
ikey->type == SCOUTFS_INODE_INDEX_SIZE_KEY ? "siz" :
ikey->type == SCOUTFS_INODE_INDEX_META_SEQ_KEY ? "msq" :
ikey->type == SCOUTFS_INODE_INDEX_DATA_SEQ_KEY ? "dsq" :
"uii", be64_to_cpu(ikey->major),
be32_to_cpu(ikey->minor),
be64_to_cpu(ikey->ino));
}
default:
return snprintf_null(buf, size, "[unknown type %u len %u]",
type, key->key_len);