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perf: avoid div zero if up_perf_init() hasn't init

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Signed-off-by: ligd <liguiding1@xiaomi.com>
This commit is contained in:
ligd 2023-03-24 23:35:30 +08:00 committed by Xiang Xiao
parent 2cfea55f95
commit af3600436e
5 changed files with 5 additions and 5 deletions
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2
arch/arm/src/armv7-a/arm_perf.c
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@ -32,7 +32,7 @@
* Private Data
****************************************************************************/
static unsigned long g_cpu_freq;
static unsigned long g_cpu_freq = ULONG_MAX;
/****************************************************************************
* Public Functions

2
arch/arm/src/armv7-m/arm_perf.c
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@ -34,7 +34,7 @@
* Private Data
****************************************************************************/
static unsigned long g_cpu_freq;
static unsigned long g_cpu_freq = ULONG_MAX;
/****************************************************************************
* Public Functions

2
arch/arm/src/armv7-r/arm_perf.c
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@ -32,7 +32,7 @@
* Private Data
****************************************************************************/
static unsigned long g_cpu_freq;
static unsigned long g_cpu_freq = ULONG_MAX;
/****************************************************************************
* Public Functions

2
arch/arm/src/armv8-m/arm_perf.c
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@ -34,7 +34,7 @@
* Private Data
****************************************************************************/
static unsigned long g_cpu_freq;
static unsigned long g_cpu_freq = ULONG_MAX;
/****************************************************************************
* Public Functions

2
arch/xtensa/src/common/xtensa_perf.c
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@ -32,7 +32,7 @@
* Private Data
****************************************************************************/
static unsigned long g_cpu_freq;
static unsigned long g_cpu_freq = ULONG_MAX;
/****************************************************************************
* Public Functions