[tip:perf/core] perf: Convert kmalloc_node(...GFP_ZERO...) to kzalloc_node()

From: tip-bot for Joe Perches
Date: Mon Sep 02 2013 - 03:43:02 EST


Commit-ID: 7bfb7e6bdd906f11ee9e751b3fec4f4fc728e818
Gitweb: http://git.kernel.org/tip/7bfb7e6bdd906f11ee9e751b3fec4f4fc728e818
Author: Joe Perches <joe@xxxxxxxxxxx>
AuthorDate: Thu, 29 Aug 2013 13:59:17 -0700
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Mon, 2 Sep 2013 08:42:49 +0200

perf: Convert kmalloc_node(...GFP_ZERO...) to kzalloc_node()

Use the convenience function instead of __GFP_ZERO.

Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
Signed-off-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/f58599ae1a8d7b32d37e9cf283e95fba6452f7f6.1377809875.git.joe@xxxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/kernel/cpu/perf_event_amd.c | 3 +--
arch/x86/kernel/cpu/perf_event_intel_ds.c | 6 +++---
arch/x86/kernel/cpu/perf_event_intel_uncore.c | 2 +-
3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kernel/cpu/perf_event_amd.c b/arch/x86/kernel/cpu/perf_event_amd.c
index 4cbe032..beeb7cc 100644
--- a/arch/x86/kernel/cpu/perf_event_amd.c
+++ b/arch/x86/kernel/cpu/perf_event_amd.c
@@ -347,8 +347,7 @@ static struct amd_nb *amd_alloc_nb(int cpu)
struct amd_nb *nb;
int i;

- nb = kmalloc_node(sizeof(struct amd_nb), GFP_KERNEL | __GFP_ZERO,
- cpu_to_node(cpu));
+ nb = kzalloc_node(sizeof(struct amd_nb), GFP_KERNEL, cpu_to_node(cpu));
if (!nb)
return NULL;

diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c
index 442fcc2..63438aa 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_ds.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c
@@ -224,7 +224,7 @@ static int alloc_pebs_buffer(int cpu)
if (!x86_pmu.pebs)
return 0;

- buffer = kmalloc_node(PEBS_BUFFER_SIZE, GFP_KERNEL | __GFP_ZERO, node);
+ buffer = kzalloc_node(PEBS_BUFFER_SIZE, GFP_KERNEL, node);
if (unlikely(!buffer))
return -ENOMEM;

@@ -262,7 +262,7 @@ static int alloc_bts_buffer(int cpu)
if (!x86_pmu.bts)
return 0;

- buffer = kmalloc_node(BTS_BUFFER_SIZE, GFP_KERNEL | __GFP_ZERO, node);
+ buffer = kzalloc_node(BTS_BUFFER_SIZE, GFP_KERNEL, node);
if (unlikely(!buffer))
return -ENOMEM;

@@ -295,7 +295,7 @@ static int alloc_ds_buffer(int cpu)
int node = cpu_to_node(cpu);
struct debug_store *ds;

- ds = kmalloc_node(sizeof(*ds), GFP_KERNEL | __GFP_ZERO, node);
+ ds = kzalloc_node(sizeof(*ds), GFP_KERNEL, node);
if (unlikely(!ds))
return -ENOMEM;

diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index 34c11ae..fd8011e 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -2713,7 +2713,7 @@ struct intel_uncore_box *uncore_alloc_box(struct intel_uncore_type *type, int cp

size = sizeof(*box) + type->num_shared_regs * sizeof(struct intel_uncore_extra_reg);

- box = kmalloc_node(size, GFP_KERNEL | __GFP_ZERO, cpu_to_node(cpu));
+ box = kzalloc_node(size, GFP_KERNEL, cpu_to_node(cpu));
if (!box)
return NULL;

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