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Merge pull request #4134 from Hxinrong/rt_event_recvBranch 

add error checks of function rt_event_recv()
This commit is contained in:
Bernard Xiong 2020-12-30 13:44:41 +08:00 committed by GitHub
parent a9a004f5b4 db4b3ff125
commit 32cf867837
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 37 additions and 4 deletions
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13
bsp/nrf5x/libraries/templates/nrf52x/applications/ble_nus_app.c
View File

@ -599,9 +599,20 @@ static void _stack_thread(void *parameter)
{
rt_uint32_t event = 0;
rt_tick_t dispatch_timeout = RT_WAITING_NO;
rt_err_t result;
rt_event_recv(stack_event, STACK_EV_DISCON | STACK_EV_DISPATCH | STACK_EV_KEY,
result = rt_event_recv(stack_event, STACK_EV_DISCON | STACK_EV_DISPATCH | STACK_EV_KEY,
RT_EVENT_FLAG_OR | RT_EVENT_FLAG_CLEAR, next_timeout, &event);
if (result == -RT_ETIMEOUT)
{
LOG_E("wait completed timeout");
continue;
}
else if (result == -RT_ERROR)
{
LOG_E("event received error");
continue;
}
if (evt_dispatch_worker() != RT_EOK)
{

28
components/dfs/filesystems/jffs2/src/gcthread.c
View File

@ -187,7 +187,8 @@ jffs2_stop_garbage_collect_thread(struct jffs2_sb_info *c)
{
struct super_block *sb=OFNI_BS_2SFFJ(c);
cyg_mtab_entry *mte;
rt_uint32_t e;
rt_uint32_t e;
rt_err_t result;
//RT_ASSERT(sb->s_gc_thread_handle);
@ -198,10 +199,20 @@ jffs2_stop_garbage_collect_thread(struct jffs2_sb_info *c)
D1(printk("jffs2_stop_garbage_collect_thread wait\n"));
rt_event_recv(&sb->s_gc_thread_flags,
result = rt_event_recv(&sb->s_gc_thread_flags,
GC_THREAD_FLAG_HAS_EXIT,
RT_EVENT_FLAG_OR | RT_EVENT_FLAG_CLEAR,
RT_WAITING_FOREVER, &e);
if (result == -RT_ETIMEOUT)
{
LOG_E("wait completed timeout");
return;
}
else if (result == -RT_ERROR)
{
LOG_E("event received error");
return;
}
// Kill and free the resources ... this is safe due to the flag
// from the thread.
@ -218,15 +229,26 @@ jffs2_garbage_collect_thread(unsigned long data)
struct super_block *sb=OFNI_BS_2SFFJ(c);
cyg_mtab_entry *mte;
rt_uint32_t flag = 0;
rt_err_t result;
D1(printk("jffs2_garbage_collect_thread START\n"));
while(1) {
rt_event_recv(&sb->s_gc_thread_flags,
result = rt_event_recv(&sb->s_gc_thread_flags,
GC_THREAD_FLAG_TRIG | GC_THREAD_FLAG_STOP,
RT_EVENT_FLAG_OR | RT_EVENT_FLAG_CLEAR,
cyg_current_time() + CYGNUM_JFFS2_GS_THREAD_TICKS,
&flag);
if (result == -RT_ETIMEOUT)
{
LOG_E("wait completed timeout");
continue;
}
else if (result == -RT_ERROR)
{
LOG_E("event received error");
continue;
}
if (flag & GC_THREAD_FLAG_STOP)
break;