Commit b9d9506d authored by John Hawkes's avatar John Hawkes Committed by Trond Myklebust
Browse files

NFS: nfs_show_stats; for_each_possible_cpu(), not NR_CPUS



Convert a for-loop that explicitly references "NR_CPUS" into the
potentially more efficient for_each_possible_cpu() construct.
Signed-off-by: default avatarJohn Hawkes <hawkes@sgi.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent ec535ce1
...@@ -700,12 +700,9 @@ static int nfs_show_stats(struct seq_file *m, struct vfsmount *mnt) ...@@ -700,12 +700,9 @@ static int nfs_show_stats(struct seq_file *m, struct vfsmount *mnt)
/* /*
* Display superblock I/O counters * Display superblock I/O counters
*/ */
for (cpu = 0; cpu < NR_CPUS; cpu++) { for_each_possible_cpu(cpu) {
struct nfs_iostats *stats; struct nfs_iostats *stats;
if (!cpu_possible(cpu))
continue;
preempt_disable(); preempt_disable();
stats = per_cpu_ptr(nfss->io_stats, cpu); stats = per_cpu_ptr(nfss->io_stats, cpu);
......
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