dm crypt: rename struct convert_context sector field

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>

diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 8298eaee2c5a11c899c4286330f141411c60f05d..330f1eaedc4209c6cb25dc3dfcf1d62d6712281a 100644 (file)
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -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;