Commit 89c7cd89 authored by Mikulas Patocka's avatar Mikulas Patocka Committed by Alasdair G Kergon
Browse files

dm raid1: rename read_record to bio_record



Rename struct read_record to bio_record in dm-raid1.

In the following patch, the structure will be used for both read and
write bios, so rename it.
Signed-off-by: default avatarMikulas Patocka <mpatocka@redhat.com>
Signed-off-by: default avatarAlasdair G Kergon <agk@redhat.com>
parent ddbd658f
......@@ -138,7 +138,7 @@ static void dispatch_bios(void *context, struct bio_list *bio_list)
queue_bio(ms, bio, WRITE);
}
struct dm_raid1_read_record {
struct dm_raid1_bio_record {
struct mirror *m;
struct dm_bio_details details;
};
......@@ -1072,7 +1072,7 @@ static int mirror_ctr(struct dm_target *ti, unsigned int argc, char **argv)
ti->num_flush_requests = 1;
ti->num_discard_requests = 1;
ti->per_bio_data_size = sizeof(struct dm_raid1_read_record);
ti->per_bio_data_size = sizeof(struct dm_raid1_bio_record);
ti->discard_zeroes_data_unsupported = true;
ms->kmirrord_wq = alloc_workqueue("kmirrord",
......@@ -1146,7 +1146,7 @@ static int mirror_map(struct dm_target *ti, struct bio *bio,
int r, rw = bio_rw(bio);
struct mirror *m;
struct mirror_set *ms = ti->private;
struct dm_raid1_read_record *read_record;
struct dm_raid1_bio_record *bio_record;
struct dm_dirty_log *log = dm_rh_dirty_log(ms->rh);
if (rw == WRITE) {
......@@ -1179,10 +1179,10 @@ static int mirror_map(struct dm_target *ti, struct bio *bio,
if (unlikely(!m))
return -EIO;
read_record = dm_per_bio_data(bio, sizeof(struct dm_raid1_read_record));
dm_bio_record(&read_record->details, bio);
map_context->ptr = read_record;
read_record->m = m;
bio_record = dm_per_bio_data(bio, sizeof(struct dm_raid1_bio_record));
dm_bio_record(&bio_record->details, bio);
map_context->ptr = bio_record;
bio_record->m = m;
map_bio(m, bio);
......@@ -1196,7 +1196,7 @@ static int mirror_end_io(struct dm_target *ti, struct bio *bio,
struct mirror_set *ms = (struct mirror_set *) ti->private;
struct mirror *m = NULL;
struct dm_bio_details *bd = NULL;
struct dm_raid1_read_record *read_record = map_context->ptr;
struct dm_raid1_bio_record *bio_record = map_context->ptr;
/*
* We need to dec pending if this was a write.
......@@ -1214,7 +1214,7 @@ static int mirror_end_io(struct dm_target *ti, struct bio *bio,
goto out;
if (unlikely(error)) {
if (!read_record) {
if (!bio_record) {
/*
* There wasn't enough memory to record necessary
* information for a retry or there was no other
......@@ -1224,7 +1224,7 @@ static int mirror_end_io(struct dm_target *ti, struct bio *bio,
return -EIO;
}
m = read_record->m;
m = bio_record->m;
DMERR("Mirror read failed from %s. Trying alternative device.",
m->dev->name);
......@@ -1236,7 +1236,7 @@ static int mirror_end_io(struct dm_target *ti, struct bio *bio,
* mirror.
*/
if (default_ok(m) || mirror_available(ms, bio)) {
bd = &read_record->details;
bd = &bio_record->details;
dm_bio_restore(bd, bio);
map_context->ptr = NULL;
......
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