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Subject[PATCH 105/118] drbd: Renamed is_valid_state_transition() to is_valid_soft_transition()
Date
And removed the unused mdev parameter, and made the order of
the state parameters: os, ns

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
---
drivers/block/drbd/drbd_state.c | 26 ++++++++++----------------
1 files changed, 10 insertions(+), 16 deletions(-)

diff --git a/drivers/block/drbd/drbd_state.c b/drivers/block/drbd/drbd_state.c
index 18feba6..d577715 100644
--- a/drivers/block/drbd/drbd_state.c
+++ b/drivers/block/drbd/drbd_state.c
@@ -45,6 +45,10 @@ static void after_state_ch(struct drbd_conf *mdev, union drbd_state os,
union drbd_state ns, enum chg_state_flags flags);
static void after_conn_state_ch(struct drbd_tconn *tconn, union drbd_state os,
union drbd_state ns, enum chg_state_flags flags);
+static enum drbd_state_rv is_valid_state(struct drbd_conf *, union drbd_state);
+static enum drbd_state_rv is_valid_soft_transition(union drbd_state, union drbd_state);
+static union drbd_state sanitize_state(struct drbd_conf *mdev, union drbd_state os,
+ union drbd_state ns, const char **warn_sync_abort);

/**
* cl_wide_st_chg() - true if the state change is a cluster wide one
@@ -94,15 +98,6 @@ void drbd_force_state(struct drbd_conf *mdev,
drbd_change_state(mdev, CS_HARD, mask, val);
}

-static enum drbd_state_rv is_valid_state(struct drbd_conf *, union drbd_state);
-static enum drbd_state_rv is_valid_state_transition(struct drbd_conf *,
- union drbd_state,
- union drbd_state);
-static union drbd_state sanitize_state(struct drbd_conf *mdev, union drbd_state os,
- union drbd_state ns, const char **warn_sync_abort);
-int drbd_send_state_req(struct drbd_conf *,
- union drbd_state, union drbd_state);
-
static enum drbd_state_rv
_req_st_cond(struct drbd_conf *mdev, union drbd_state mask,
union drbd_state val)
@@ -128,7 +123,7 @@ _req_st_cond(struct drbd_conf *mdev, union drbd_state mask,
if (!rv) {
rv = is_valid_state(mdev, ns);
if (rv == SS_SUCCESS) {
- rv = is_valid_state_transition(mdev, ns, os);
+ rv = is_valid_soft_transition(os, ns);
if (rv == SS_SUCCESS)
rv = SS_UNKNOWN_ERROR; /* cont waiting, otherwise fail. */
}
@@ -171,7 +166,7 @@ drbd_req_state(struct drbd_conf *mdev, union drbd_state mask,
if (cl_wide_st_chg(mdev, os, ns)) {
rv = is_valid_state(mdev, ns);
if (rv == SS_SUCCESS)
- rv = is_valid_state_transition(mdev, ns, os);
+ rv = is_valid_soft_transition(os, ns);
spin_unlock_irqrestore(&mdev->tconn->req_lock, flags);

if (rv < SS_SUCCESS) {
@@ -344,14 +339,13 @@ is_valid_state(struct drbd_conf *mdev, union drbd_state ns)
}

/**
- * is_valid_state_transition() - Returns an SS_ error code if the state transition is not possible
+ * is_valid_soft_transition() - Returns an SS_ error code if the state transition is not possible
* @mdev: DRBD device.
* @ns: new state.
* @os: old state.
*/
static enum drbd_state_rv
-is_valid_state_transition(struct drbd_conf *mdev, union drbd_state ns,
- union drbd_state os)
+is_valid_soft_transition(union drbd_state os, union drbd_state ns)
{
enum drbd_state_rv rv = SS_SUCCESS;

@@ -657,9 +651,9 @@ __drbd_set_state(struct drbd_conf *mdev, union drbd_state ns,
this happen...*/

if (is_valid_state(mdev, os) == rv)
- rv = is_valid_state_transition(mdev, ns, os);
+ rv = is_valid_soft_transition(os, ns);
} else
- rv = is_valid_state_transition(mdev, ns, os);
+ rv = is_valid_soft_transition(os, ns);
}

if (rv < SS_SUCCESS) {
--
1.7.4.1


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