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authorAndreas Gruenbacher2011-02-04 15:57:48 +0100
committerPhilipp Reisner2011-09-28 10:26:42 +0200
commitdb830c464b69e26ea4d371e38bb2320c99c82f41 (patch)
treea19f1e4432d48830d2895f28e2e93566e3aa46cb /drivers/block/drbd/drbd_main.c
parentdrbd: Update some comments (diff)
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drbd: Local variable renames: e -> peer_req
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Diffstat (limited to 'drivers/block/drbd/drbd_main.c')
-rw-r--r--drivers/block/drbd/drbd_main.c36
1 files changed, 20 insertions, 16 deletions
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 3bc900f48f96..7728d1613406 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -2429,17 +2429,17 @@ int drbd_send_ack_rp(struct drbd_conf *mdev, enum drbd_packet cmd,
/**
* drbd_send_ack() - Sends an ack packet
- * @mdev: DRBD device.
- * @cmd: Packet command code.
- * @e: Epoch entry.
+ * @mdev: DRBD device
+ * @cmd: packet command code
+ * @peer_req: peer request
*/
int drbd_send_ack(struct drbd_conf *mdev, enum drbd_packet cmd,
- struct drbd_peer_request *e)
+ struct drbd_peer_request *peer_req)
{
return _drbd_send_ack(mdev, cmd,
- cpu_to_be64(e->i.sector),
- cpu_to_be32(e->i.size),
- e->block_id);
+ cpu_to_be64(peer_req->i.sector),
+ cpu_to_be32(peer_req->i.size),
+ peer_req->block_id);
}
/* This function misuses the block_id field to signal if the blocks
@@ -2641,10 +2641,12 @@ static int _drbd_send_zc_bio(struct drbd_conf *mdev, struct bio *bio)
return 1;
}
-static int _drbd_send_zc_ee(struct drbd_conf *mdev, struct drbd_peer_request *e)
+static int _drbd_send_zc_ee(struct drbd_conf *mdev,
+ struct drbd_peer_request *peer_req)
{
- struct page *page = e->pages;
- unsigned len = e->i.size;
+ struct page *page = peer_req->pages;
+ unsigned len = peer_req->i.size;
+
/* hint all but last page with MSG_MORE */
page_chain_for_each(page) {
unsigned l = min_t(unsigned, len, PAGE_SIZE);
@@ -2747,7 +2749,7 @@ int drbd_send_dblock(struct drbd_conf *mdev, struct drbd_request *req)
* C_SYNC_SOURCE -> C_SYNC_TARGET (P_RS_DATA_REPLY)
*/
int drbd_send_block(struct drbd_conf *mdev, enum drbd_packet cmd,
- struct drbd_peer_request *e)
+ struct drbd_peer_request *peer_req)
{
int ok;
struct p_data p;
@@ -2757,9 +2759,11 @@ int drbd_send_block(struct drbd_conf *mdev, enum drbd_packet cmd,
dgs = (mdev->tconn->agreed_pro_version >= 87 && mdev->tconn->integrity_w_tfm) ?
crypto_hash_digestsize(mdev->tconn->integrity_w_tfm) : 0;
- prepare_header(mdev, &p.head, cmd, sizeof(p) - sizeof(struct p_header80) + dgs + e->i.size);
- p.sector = cpu_to_be64(e->i.sector);
- p.block_id = e->block_id;
+ prepare_header(mdev, &p.head, cmd, sizeof(p) -
+ sizeof(struct p_header80) +
+ dgs + peer_req->i.size);
+ p.sector = cpu_to_be64(peer_req->i.sector);
+ p.block_id = peer_req->block_id;
p.seq_num = 0; /* unused */
/* Only called by our kernel thread.
@@ -2772,11 +2776,11 @@ int drbd_send_block(struct drbd_conf *mdev, enum drbd_packet cmd,
ok = sizeof(p) == drbd_send(mdev, mdev->tconn->data.socket, &p, sizeof(p), dgs ? MSG_MORE : 0);
if (ok && dgs) {
dgb = mdev->tconn->int_dig_out;
- drbd_csum_ee(mdev, mdev->tconn->integrity_w_tfm, e, dgb);
+ drbd_csum_ee(mdev, mdev->tconn->integrity_w_tfm, peer_req, dgb);
ok = dgs == drbd_send(mdev, mdev->tconn->data.socket, dgb, dgs, 0);
}
if (ok)
- ok = _drbd_send_zc_ee(mdev, e);
+ ok = _drbd_send_zc_ee(mdev, peer_req);
drbd_put_data_sock(mdev);