From 4f564f4f9fdd4d120ee04678b0c22e40cc8b6b47 Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Sat, 6 Jan 2024 21:01:47 -0500 Subject: bcachefs: bch2_prt_compression_type() bounds checking helper, since compression types are extensible Signed-off-by: Kent Overstreet --- fs/bcachefs/compress.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'fs/bcachefs/compress.h') diff --git a/fs/bcachefs/compress.h b/fs/bcachefs/compress.h index 607fd5e232c9..58c2eb45570f 100644 --- a/fs/bcachefs/compress.h +++ b/fs/bcachefs/compress.h @@ -47,6 +47,14 @@ static inline enum bch_compression_type bch2_compression_opt_to_type(unsigned v) return __bch2_compression_opt_to_type[bch2_compression_decode(v).type]; } +static inline void bch2_prt_compression_type(struct printbuf *out, enum bch_compression_type type) +{ + if (type < BCH_COMPRESSION_TYPE_NR) + prt_str(out, __bch2_compression_types[type]); + else + prt_printf(out, "(invalid compression type %u)", type); +} + int bch2_bio_uncompress_inplace(struct bch_fs *, struct bio *, struct bch_extent_crc_unpacked *); int bch2_bio_uncompress(struct bch_fs *, struct bio *, struct bio *, -- cgit v1.2.3