diff options
| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-11-08 10:35:00 +0300 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-12-08 04:01:33 +0300 |
| commit | 45fed3e7cfb4001c80cd4bd25249d194a52bfed3 (patch) | |
| tree | b157d20629442ce64d3691867010db33b5c718c3 /kernel/rcu | |
| parent | e11f13355b09df970495c45ed0eac1dc85dcf5c1 (diff) | |
| download | linux-45fed3e7cfb4001c80cd4bd25249d194a52bfed3.tar.xz | |
rcu: Make rcu_gp_init() be bool rather than int
The return value from rcu_gp_init() is always used as a bool, so
this commit makes it be a bool.
Reported-by: Iftekhar Ahmed <ahmedi@oregonstate.edu>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu')
| -rw-r--r-- | kernel/rcu/tree.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 87b604d0b0d2..01a90a3bdf79 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -1814,9 +1814,9 @@ static void rcu_gp_slow(struct rcu_state *rsp, int delay) } /* - * Initialize a new grace period. Return 0 if no grace period required. + * Initialize a new grace period. Return false if no grace period required. */ -static int rcu_gp_init(struct rcu_state *rsp) +static bool rcu_gp_init(struct rcu_state *rsp) { unsigned long oldmask; struct rcu_data *rdp; @@ -1827,7 +1827,7 @@ static int rcu_gp_init(struct rcu_state *rsp) if (!READ_ONCE(rsp->gp_flags)) { /* Spurious wakeup, tell caller to go back to sleep. */ raw_spin_unlock_irq(&rnp->lock); - return 0; + return false; } WRITE_ONCE(rsp->gp_flags, 0); /* Clear all flags: New grace period. */ @@ -1837,7 +1837,7 @@ static int rcu_gp_init(struct rcu_state *rsp) * Not supposed to be able to happen. */ raw_spin_unlock_irq(&rnp->lock); - return 0; + return false; } /* Advance to a new grace period and initialize state. */ @@ -1929,7 +1929,7 @@ static int rcu_gp_init(struct rcu_state *rsp) WRITE_ONCE(rsp->gp_activity, jiffies); } - return 1; + return true; } /* |