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dm crypt: rename struct convert_context sector field

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Rename sector to cc_sector in dm-crypt's convert_context struct.

This is preparation for a future patch that merges dm_io and
convert_context which both have a "sector" field.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Mikulas Patocka 2012-07-27 15:08:05 +01:00 committed by Alasdair G Kergon
parent 49a8a9204b
commit c66029f4d4
1 changed files with 6 additions and 6 deletions
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12
drivers/md/dm-crypt.c
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@ -42,7 +42,7 @@ struct convert_context {
unsigned int offset_out;
unsigned int idx_in;
unsigned int idx_out;
sector_t sector;
sector_t cc_sector;
atomic_t cc_pending;
};
@ -654,7 +654,7 @@ static void crypt_convert_init(struct crypt_config *cc,
ctx->offset_out = 0;
ctx->idx_in = bio_in ? bio_in->bi_idx : 0;
ctx->idx_out = bio_out ? bio_out->bi_idx : 0;
ctx->sector = sector + cc->iv_offset;
ctx->cc_sector = sector + cc->iv_offset;
init_completion(&ctx->restart);
}
@ -690,7 +690,7 @@ static int crypt_convert_block(struct crypt_config *cc,
dmreq = dmreq_of_req(cc, req);
iv = iv_of_dmreq(cc, dmreq);
dmreq->iv_sector = ctx->sector;
dmreq->iv_sector = ctx->cc_sector;
dmreq->ctx = ctx;
sg_init_table(&dmreq->sg_in, 1);
sg_set_page(&dmreq->sg_in, bv_in->bv_page, 1 << SECTOR_SHIFT,
@ -739,7 +739,7 @@ static void crypt_alloc_req(struct crypt_config *cc,
struct convert_context *ctx)
{
struct crypt_cpu *this_cc = this_crypt_config(cc);
unsigned key_index = ctx->sector & (cc->tfms_count - 1);
unsigned key_index = ctx->cc_sector & (cc->tfms_count - 1);
if (!this_cc->req)
this_cc->req = mempool_alloc(cc->req_pool, GFP_NOIO);
@ -778,13 +778,13 @@ static int crypt_convert(struct crypt_config *cc,
/* fall through*/
case -EINPROGRESS:
this_cc->req = NULL;
ctx->sector++;
ctx->cc_sector++;
continue;
/* sync */
case 0:
atomic_dec(&ctx->cc_pending);
ctx->sector++;
ctx->cc_sector++;
cond_resched();
continue;