diff options
| author | Li Zefan <lizf@cn.fujitsu.com> | 2009-06-15 14:58:26 +0800 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2009-09-24 09:34:24 +0930 |
| commit | 79f5599772ac2f138d7a75b8f3f06a93f09c75f7 (patch) | |
| tree | 092c9f6e3f7c49d8f5bb9f3d39752ae7cfb9415a /drivers | |
| parent | a724eada8c2a7b62463b73ccf73fd0bb6e928aeb (diff) | |
| download | linux-79f5599772ac2f138d7a75b8f3f06a93f09c75f7.tar.bz2 | |
cpumask: use zalloc_cpumask_var() where possible
Remove open-coded zalloc_cpumask_var() and zalloc_cpumask_var_node().
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/processor_perflib.c | 3 | ||||
| -rw-r--r-- | drivers/acpi/processor_throttling.c | 3 | ||||
| -rw-r--r-- | drivers/net/sfc/efx.c | 3 | ||||
| -rw-r--r-- | drivers/oprofile/buffer_sync.c | 3 |
4 files changed, 4 insertions, 8 deletions
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index 11088cf10319..8ba0ed0b9ddb 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -511,7 +511,7 @@ int acpi_processor_preregister_performance( struct acpi_processor *match_pr; struct acpi_psd_package *match_pdomain; - if (!alloc_cpumask_var(&covered_cpus, GFP_KERNEL)) + if (!zalloc_cpumask_var(&covered_cpus, GFP_KERNEL)) return -ENOMEM; mutex_lock(&performance_mutex); @@ -558,7 +558,6 @@ int acpi_processor_preregister_performance( * Now that we have _PSD data from all CPUs, lets setup P-state * domain info. */ - cpumask_clear(covered_cpus); for_each_possible_cpu(i) { pr = per_cpu(processors, i); if (!pr) diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index ce7cf3bc5101..4c6c14c1e307 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -77,7 +77,7 @@ static int acpi_processor_update_tsd_coord(void) struct acpi_tsd_package *pdomain, *match_pdomain; struct acpi_processor_throttling *pthrottling, *match_pthrottling; - if (!alloc_cpumask_var(&covered_cpus, GFP_KERNEL)) + if (!zalloc_cpumask_var(&covered_cpus, GFP_KERNEL)) return -ENOMEM; /* @@ -105,7 +105,6 @@ static int acpi_processor_update_tsd_coord(void) if (retval) goto err_ret; - cpumask_clear(covered_cpus); for_each_possible_cpu(i) { pr = per_cpu(processors, i); if (!pr) diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c index 07a7e4b8f8fc..cc4b2f99989d 100644 --- a/drivers/net/sfc/efx.c +++ b/drivers/net/sfc/efx.c @@ -884,13 +884,12 @@ static int efx_wanted_rx_queues(void) int count; int cpu; - if (unlikely(!alloc_cpumask_var(&core_mask, GFP_KERNEL))) { + if (unlikely(!zalloc_cpumask_var(&core_mask, GFP_KERNEL))) { printk(KERN_WARNING "sfc: RSS disabled due to allocation failure\n"); return 1; } - cpumask_clear(core_mask); count = 0; for_each_online_cpu(cpu) { if (!cpumask_test_cpu(cpu, core_mask)) { diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c index 8574622e36a5..c9e2ae90f195 100644 --- a/drivers/oprofile/buffer_sync.c +++ b/drivers/oprofile/buffer_sync.c @@ -154,9 +154,8 @@ int sync_start(void) { int err; - if (!alloc_cpumask_var(&marked_cpus, GFP_KERNEL)) + if (!zalloc_cpumask_var(&marked_cpus, GFP_KERNEL)) return -ENOMEM; - cpumask_clear(marked_cpus); start_cpu_work(); |