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ipmi: Factor out message flushing procedure

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Factor out message flushing procedure which is used in run-to-completion
mode.  This patch doesn't change the logic.

Signed-off-by: Hidehiro Kawai <hidehiro.kawai.ez@hitachi.com>
Signed-off-by: Corey Minyard <cminyard@mvista.com>
This commit is contained in:
Hidehiro Kawai 2015-07-27 14:55:16 +09:00 committed by Corey Minyard
parent b0868dd5c1
commit e45361d733
1 changed files with 18 additions and 21 deletions
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39
drivers/char/ipmi/ipmi_si_intf.c
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@ -924,11 +924,25 @@ static void check_start_timer_thread(struct smi_info *smi_info)
}
}
static void flush_messages(struct smi_info *smi_info)
{
enum si_sm_result result;
/*
* Currently, this function is called only in run-to-completion
* mode. This means we are single-threaded, no need for locks.
*/
result = smi_event_handler(smi_info, 0);
while (result != SI_SM_IDLE) {
udelay(SI_SHORT_TIMEOUT_USEC);
result = smi_event_handler(smi_info, SI_SHORT_TIMEOUT_USEC);
}
}
static void sender(void *send_info,
struct ipmi_smi_msg *msg)
{
struct smi_info *smi_info = send_info;
enum si_sm_result result;
unsigned long flags;
debug_timestamp("Enqueue");
@ -940,17 +954,7 @@ static void sender(void *send_info,
*/
smi_info->waiting_msg = msg;
/*
* Run to completion means we are single-threaded, no
* need for locks.
*/
result = smi_event_handler(smi_info, 0);
while (result != SI_SM_IDLE) {
udelay(SI_SHORT_TIMEOUT_USEC);
result = smi_event_handler(smi_info,
SI_SHORT_TIMEOUT_USEC);
}
flush_messages(smi_info);
return;
}
@ -971,17 +975,10 @@ static void sender(void *send_info,
static void set_run_to_completion(void *send_info, bool i_run_to_completion)
{
struct smi_info *smi_info = send_info;
enum si_sm_result result;
smi_info->run_to_completion = i_run_to_completion;
if (i_run_to_completion) {
result = smi_event_handler(smi_info, 0);
while (result != SI_SM_IDLE) {
udelay(SI_SHORT_TIMEOUT_USEC);
result = smi_event_handler(smi_info,
SI_SHORT_TIMEOUT_USEC);
}
}
if (i_run_to_completion)
flush_messages(smi_info);
}
/*