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block: switch bios to blk_status_t

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Replace bi_error with a new bi_status to allow for a clear conversion.
Note that device mapper overloaded bi_error with a private value, which
we'll have to keep arround at least for now and thus propagate to a
proper blk_status_t value.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig
2017-06-03 09:38:06 +02:00
committed by Jens Axboe
parent fc17b6534e
commit 4e4cbee93d
106 changed files with 625 additions and 603 deletions
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30
block/t10-pi.c
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@@ -46,8 +46,8 @@ static __be16 t10_pi_ip_fn(void *data, unsigned int len)
* 16 bit app tag, 32 bit reference tag. Type 3 does not define the ref
* tag.
*/
static int t10_pi_generate(struct blk_integrity_iter *iter, csum_fn *fn,
unsigned int type)
static blk_status_t t10_pi_generate(struct blk_integrity_iter *iter,
csum_fn *fn, unsigned int type)
{
unsigned int i;
@@ -67,11 +67,11 @@ static int t10_pi_generate(struct blk_integrity_iter *iter, csum_fn *fn,
iter->seed++;
}
return 0;
return BLK_STS_OK;
}
static int t10_pi_verify(struct blk_integrity_iter *iter, csum_fn *fn,
unsigned int type)
static blk_status_t t10_pi_verify(struct blk_integrity_iter *iter,
csum_fn *fn, unsigned int type)
{
unsigned int i;
@@ -108,7 +108,7 @@ static int t10_pi_verify(struct blk_integrity_iter *iter, csum_fn *fn,
"(rcvd %04x, want %04x)\n", iter->disk_name,
(unsigned long long)iter->seed,
be16_to_cpu(pi->guard_tag), be16_to_cpu(csum));
return -EILSEQ;
return BLK_STS_PROTECTION;
}
next:
@@ -117,45 +117,45 @@ next:
iter->seed++;
}
return 0;
return BLK_STS_OK;
}
static int t10_pi_type1_generate_crc(struct blk_integrity_iter *iter)
static blk_status_t t10_pi_type1_generate_crc(struct blk_integrity_iter *iter)
{
return t10_pi_generate(iter, t10_pi_crc_fn, 1);
}
static int t10_pi_type1_generate_ip(struct blk_integrity_iter *iter)
static blk_status_t t10_pi_type1_generate_ip(struct blk_integrity_iter *iter)
{
return t10_pi_generate(iter, t10_pi_ip_fn, 1);
}
static int t10_pi_type1_verify_crc(struct blk_integrity_iter *iter)
static blk_status_t t10_pi_type1_verify_crc(struct blk_integrity_iter *iter)
{
return t10_pi_verify(iter, t10_pi_crc_fn, 1);
}
static int t10_pi_type1_verify_ip(struct blk_integrity_iter *iter)
static blk_status_t t10_pi_type1_verify_ip(struct blk_integrity_iter *iter)
{
return t10_pi_verify(iter, t10_pi_ip_fn, 1);
}
static int t10_pi_type3_generate_crc(struct blk_integrity_iter *iter)
static blk_status_t t10_pi_type3_generate_crc(struct blk_integrity_iter *iter)
{
return t10_pi_generate(iter, t10_pi_crc_fn, 3);
}
static int t10_pi_type3_generate_ip(struct blk_integrity_iter *iter)
static blk_status_t t10_pi_type3_generate_ip(struct blk_integrity_iter *iter)
{
return t10_pi_generate(iter, t10_pi_ip_fn, 3);
}
static int t10_pi_type3_verify_crc(struct blk_integrity_iter *iter)
static blk_status_t t10_pi_type3_verify_crc(struct blk_integrity_iter *iter)
{
return t10_pi_verify(iter, t10_pi_crc_fn, 3);
}
static int t10_pi_type3_verify_ip(struct blk_integrity_iter *iter)
static blk_status_t t10_pi_type3_verify_ip(struct blk_integrity_iter *iter)
{
return t10_pi_verify(iter, t10_pi_ip_fn, 3);
}