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Subject[patch 17/30] cpu alloc: NFS statistics
Signed-off-by: Christoph Lameter <clameter@sgi.com>
---
fs/nfs/iostat.h | 8 ++++----
fs/nfs/super.c | 2 +-
2 files changed, 5 insertions(+), 5 deletions(-)
Index: linux-2.6/fs/nfs/iostat.h
===================================================================
--- linux-2.6.orig/fs/nfs/iostat.h 2007-11-15 21:17:24.391404458 -0800
+++ linux-2.6/fs/nfs/iostat.h 2007-11-15 21:25:33.167654066 -0800
@@ -123,7 +123,7 @@ static inline void nfs_inc_server_stats(
int cpu;

cpu = get_cpu();
- iostats = per_cpu_ptr(server->io_stats, cpu);
+ iostats = CPU_PTR(server->io_stats, cpu);
iostats->events[stat] ++;
put_cpu_no_resched();
}
@@ -139,7 +139,7 @@ static inline void nfs_add_server_stats(
int cpu;

cpu = get_cpu();
- iostats = per_cpu_ptr(server->io_stats, cpu);
+ iostats = CPU_PTR(server->io_stats, cpu);
iostats->bytes[stat] += addend;
put_cpu_no_resched();
}
@@ -151,13 +151,13 @@ static inline void nfs_add_stats(struct

static inline struct nfs_iostats *nfs_alloc_iostats(void)
{
- return alloc_percpu(struct nfs_iostats);
+ return CPU_ALLOC(struct nfs_iostats, GFP_KERNEL | __GFP_ZERO);
}

static inline void nfs_free_iostats(struct nfs_iostats *stats)
{
if (stats != NULL)
- free_percpu(stats);
+ CPU_FREE(stats);
}

#endif
Index: linux-2.6/fs/nfs/super.c
===================================================================
--- linux-2.6.orig/fs/nfs/super.c 2007-11-15 21:17:24.399404478 -0800
+++ linux-2.6/fs/nfs/super.c 2007-11-15 21:25:33.171654143 -0800
@@ -529,7 +529,7 @@ static int nfs_show_stats(struct seq_fil
struct nfs_iostats *stats;

preempt_disable();
- stats = per_cpu_ptr(nfss->io_stats, cpu);
+ stats = CPU_PTR(nfss->io_stats, cpu);

for (i = 0; i < __NFSIOS_COUNTSMAX; i++)
totals.events[i] += stats->events[i];
--
-
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