forked from mirrors/linux
2efbc3518f
Ratelimit them, and use the new bch2_write_op_error() helper that prints path and file offset. Reported-by: https://github.com/koverstreet/bcachefs/issues/819 Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
73 lines
2.2 KiB
C
73 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _BCACHEFS_COMPRESS_H
|
|
#define _BCACHEFS_COMPRESS_H
|
|
|
|
#include "extents_types.h"
|
|
|
|
static const unsigned __bch2_compression_opt_to_type[] = {
|
|
#define x(t, n) [BCH_COMPRESSION_OPT_##t] = BCH_COMPRESSION_TYPE_##t,
|
|
BCH_COMPRESSION_OPTS()
|
|
#undef x
|
|
};
|
|
|
|
struct bch_compression_opt {
|
|
u8 type:4,
|
|
level:4;
|
|
};
|
|
|
|
static inline struct bch_compression_opt __bch2_compression_decode(unsigned v)
|
|
{
|
|
return (struct bch_compression_opt) {
|
|
.type = v & 15,
|
|
.level = v >> 4,
|
|
};
|
|
}
|
|
|
|
static inline bool bch2_compression_opt_valid(unsigned v)
|
|
{
|
|
struct bch_compression_opt opt = __bch2_compression_decode(v);
|
|
|
|
return opt.type < ARRAY_SIZE(__bch2_compression_opt_to_type) && !(!opt.type && opt.level);
|
|
}
|
|
|
|
static inline struct bch_compression_opt bch2_compression_decode(unsigned v)
|
|
{
|
|
return bch2_compression_opt_valid(v)
|
|
? __bch2_compression_decode(v)
|
|
: (struct bch_compression_opt) { 0 };
|
|
}
|
|
|
|
static inline unsigned bch2_compression_encode(struct bch_compression_opt opt)
|
|
{
|
|
return opt.type|(opt.level << 4);
|
|
}
|
|
|
|
static inline enum bch_compression_type bch2_compression_opt_to_type(unsigned v)
|
|
{
|
|
return __bch2_compression_opt_to_type[bch2_compression_decode(v).type];
|
|
}
|
|
|
|
struct bch_write_op;
|
|
int bch2_bio_uncompress_inplace(struct bch_write_op *, struct bio *);
|
|
int bch2_bio_uncompress(struct bch_fs *, struct bio *, struct bio *,
|
|
struct bvec_iter, struct bch_extent_crc_unpacked);
|
|
unsigned bch2_bio_compress(struct bch_fs *, struct bio *, size_t *,
|
|
struct bio *, size_t *, unsigned);
|
|
|
|
int bch2_check_set_has_compressed_data(struct bch_fs *, unsigned);
|
|
void bch2_fs_compress_exit(struct bch_fs *);
|
|
int bch2_fs_compress_init(struct bch_fs *);
|
|
|
|
void bch2_compression_opt_to_text(struct printbuf *, u64);
|
|
|
|
int bch2_opt_compression_parse(struct bch_fs *, const char *, u64 *, struct printbuf *);
|
|
void bch2_opt_compression_to_text(struct printbuf *, struct bch_fs *, struct bch_sb *, u64);
|
|
int bch2_opt_compression_validate(u64, struct printbuf *);
|
|
|
|
#define bch2_opt_compression (struct bch_opt_fn) { \
|
|
.parse = bch2_opt_compression_parse, \
|
|
.to_text = bch2_opt_compression_to_text, \
|
|
.validate = bch2_opt_compression_validate, \
|
|
}
|
|
|
|
#endif /* _BCACHEFS_COMPRESS_H */
|