* [email protected] ([email protected]) wrote:
> Signed-off-by: Christoph Lameter <[email protected]>
> ---
> 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] ++;
Is there a way to change this into a CPU_ADD ?
> put_cpu_no_resched();
Why put_cpu_no_resched here ?
> }
> @@ -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();
Why put_cpu_no_resched here ?
> }
> @@ -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];
>
> --
--
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
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