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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2011-07-30 07:32:48 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2011-09-28 21:38:32 -0700 |
| commit | 7eb4f4553ceaa6c64da83c8a71d5a991c0188655 (patch) | |
| tree | 308ce033d4c449effc3d6b99eb0adf8857357124 /kernel/rcutree.c | |
| parent | 717f98f0f87c16c1e5768ac8f67c27f3d3535a25 (diff) | |
| download | op-kernel-dev-7eb4f4553ceaa6c64da83c8a71d5a991c0188655.zip op-kernel-dev-7eb4f4553ceaa6c64da83c8a71d5a991c0188655.tar.gz | |
rcu: Make rcu_implicit_dynticks_qs() locals be correct size
When the ->dynticks field in the rcu_dynticks structure changed to an
atomic_t, its size on 64-bit systems changed from 64 bits to 32 bits.
The local variables in rcu_implicit_dynticks_qs() need to change as
well, hence this commit.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcutree.c')
| -rw-r--r-- | kernel/rcutree.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/rcutree.c b/kernel/rcutree.c index 0c6c30d..ebd18e5 100644 --- a/kernel/rcutree.c +++ b/kernel/rcutree.c @@ -488,11 +488,11 @@ static int dyntick_save_progress_counter(struct rcu_data *rdp) */ static int rcu_implicit_dynticks_qs(struct rcu_data *rdp) { - unsigned long curr; - unsigned long snap; + unsigned int curr; + unsigned int snap; - curr = (unsigned long)atomic_add_return(0, &rdp->dynticks->dynticks); - snap = (unsigned long)rdp->dynticks_snap; + curr = (unsigned int)atomic_add_return(0, &rdp->dynticks->dynticks); + snap = (unsigned int)rdp->dynticks_snap; /* * If the CPU passed through or entered a dynticks idle phase with @@ -502,7 +502,7 @@ static int rcu_implicit_dynticks_qs(struct rcu_data *rdp) * read-side critical section that started before the beginning * of the current RCU grace period. */ - if ((curr & 0x1) == 0 || ULONG_CMP_GE(curr, snap + 2)) { + if ((curr & 0x1) == 0 || UINT_CMP_GE(curr, snap + 2)) { trace_rcu_fqs(rdp->rsp->name, rdp->gpnum, rdp->cpu, "dti"); rdp->dynticks_fqs++; return 1; |
