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bcache: remove bch_crc64_update
bch_crc64_update is an entirely pointless wrapper around crc64_be. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Coly Li <colyli@suse.de> Link: https://lore.kernel.org/r/20211020143812.6403-9-colyli@suse.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
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00387bd21d
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3 changed files with 2 additions and 10 deletions
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@ -141,7 +141,7 @@ static uint64_t btree_csum_set(struct btree *b, struct bset *i)
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uint64_t crc = b->key.ptr[0];
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uint64_t crc = b->key.ptr[0];
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void *data = (void *) i + 8, *end = bset_bkey_last(i);
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void *data = (void *) i + 8, *end = bset_bkey_last(i);
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crc = bch_crc64_update(crc, data, end - data);
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crc = crc64_be(crc, data, end - data);
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return crc ^ 0xffffffffffffffffULL;
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return crc ^ 0xffffffffffffffffULL;
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}
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}
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@ -46,7 +46,7 @@ static void bio_csum(struct bio *bio, struct bkey *k)
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bio_for_each_segment(bv, bio, iter) {
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bio_for_each_segment(bv, bio, iter) {
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void *d = kmap(bv.bv_page) + bv.bv_offset;
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void *d = kmap(bv.bv_page) + bv.bv_offset;
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csum = bch_crc64_update(csum, d, bv.bv_len);
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csum = crc64_be(csum, d, bv.bv_len);
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kunmap(bv.bv_page);
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kunmap(bv.bv_page);
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}
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}
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@ -548,14 +548,6 @@ static inline uint64_t bch_crc64(const void *p, size_t len)
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return crc ^ 0xffffffffffffffffULL;
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return crc ^ 0xffffffffffffffffULL;
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}
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}
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static inline uint64_t bch_crc64_update(uint64_t crc,
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const void *p,
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size_t len)
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{
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crc = crc64_be(crc, p, len);
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return crc;
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}
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/*
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/*
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* A stepwise-linear pseudo-exponential. This returns 1 << (x >>
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* A stepwise-linear pseudo-exponential. This returns 1 << (x >>
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* frac_bits), with the less-significant bits filled in by linear
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* frac_bits), with the less-significant bits filled in by linear
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