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authorPhilipp Reisner <philipp.reisner@linbit.com>2011-05-03 14:58:00 +0200
committerPhilipp Reisner <philipp.reisner@linbit.com>2012-11-08 16:55:42 +0100
commit2ec91e0e29a3f1166ad96dbb3466b57dbc5d8ebf (patch)
tree7993fe49f89657e75bf91e64cb61315b8bef678a
parentdc97b70801667ea8b1432b37f5c122405c8d6f96 (diff)
downloadvexpress-lsk-2ec91e0e29a3f1166ad96dbb3466b57dbc5d8ebf.tar.gz
drbd: Renamed (old|new)_conf into (old|new)_net_conf in receive_SyncParam
Preparing RCU for disk_conf Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
-rw-r--r--drivers/block/drbd/drbd_receiver.c32
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 23614e40254..bba0050f836 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -3146,7 +3146,7 @@ static int receive_SyncParam(struct drbd_tconn *tconn, struct packet_info *pi)
unsigned int header_size, data_size, exp_max_sz;
struct crypto_hash *verify_tfm = NULL;
struct crypto_hash *csums_tfm = NULL;
- struct net_conf *old_conf, *new_conf = NULL;
+ struct net_conf *old_net_conf, *new_net_conf = NULL;
const int apv = tconn->agreed_pro_version;
int *rs_plan_s = NULL;
int fifo_size = 0;
@@ -3222,12 +3222,12 @@ static int receive_SyncParam(struct drbd_tconn *tconn, struct packet_info *pi)
}
mutex_lock(&mdev->tconn->conf_update);
- old_conf = mdev->tconn->net_conf;
+ old_net_conf = mdev->tconn->net_conf;
- if (strcmp(old_conf->verify_alg, p->verify_alg)) {
+ if (strcmp(old_net_conf->verify_alg, p->verify_alg)) {
if (mdev->state.conn == C_WF_REPORT_PARAMS) {
dev_err(DEV, "Different verify-alg settings. me=\"%s\" peer=\"%s\"\n",
- old_conf->verify_alg, p->verify_alg);
+ old_net_conf->verify_alg, p->verify_alg);
goto disconnect;
}
verify_tfm = drbd_crypto_alloc_digest_safe(mdev,
@@ -3238,10 +3238,10 @@ static int receive_SyncParam(struct drbd_tconn *tconn, struct packet_info *pi)
}
}
- if (apv >= 89 && strcmp(old_conf->csums_alg, p->csums_alg)) {
+ if (apv >= 89 && strcmp(old_net_conf->csums_alg, p->csums_alg)) {
if (mdev->state.conn == C_WF_REPORT_PARAMS) {
dev_err(DEV, "Different csums-alg settings. me=\"%s\" peer=\"%s\"\n",
- old_conf->csums_alg, p->csums_alg);
+ old_net_conf->csums_alg, p->csums_alg);
goto disconnect;
}
csums_tfm = drbd_crypto_alloc_digest_safe(mdev,
@@ -3272,34 +3272,34 @@ static int receive_SyncParam(struct drbd_tconn *tconn, struct packet_info *pi)
}
if (verify_tfm || csums_tfm) {
- new_conf = kzalloc(sizeof(struct net_conf), GFP_KERNEL);
- if (!new_conf) {
+ new_net_conf = kzalloc(sizeof(struct net_conf), GFP_KERNEL);
+ if (!new_net_conf) {
dev_err(DEV, "Allocation of new net_conf failed\n");
goto disconnect;
}
- *new_conf = *old_conf;
+ *new_net_conf = *old_net_conf;
if (verify_tfm) {
- strcpy(new_conf->verify_alg, p->verify_alg);
- new_conf->verify_alg_len = strlen(p->verify_alg) + 1;
+ strcpy(new_net_conf->verify_alg, p->verify_alg);
+ new_net_conf->verify_alg_len = strlen(p->verify_alg) + 1;
crypto_free_hash(mdev->tconn->verify_tfm);
mdev->tconn->verify_tfm = verify_tfm;
dev_info(DEV, "using verify-alg: \"%s\"\n", p->verify_alg);
}
if (csums_tfm) {
- strcpy(new_conf->csums_alg, p->csums_alg);
- new_conf->csums_alg_len = strlen(p->csums_alg) + 1;
+ strcpy(new_net_conf->csums_alg, p->csums_alg);
+ new_net_conf->csums_alg_len = strlen(p->csums_alg) + 1;
crypto_free_hash(mdev->tconn->csums_tfm);
mdev->tconn->csums_tfm = csums_tfm;
dev_info(DEV, "using csums-alg: \"%s\"\n", p->csums_alg);
}
- rcu_assign_pointer(tconn->net_conf, new_conf);
+ rcu_assign_pointer(tconn->net_conf, new_net_conf);
}
mutex_unlock(&mdev->tconn->conf_update);
- if (new_conf) {
+ if (new_net_conf) {
synchronize_rcu();
- kfree(old_conf);
+ kfree(old_net_conf);
}
spin_lock(&mdev->peer_seq_lock);