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authorYejune Deng <yejune.deng@gmail.com>2021-06-07 05:37:41 +0300
committerDavid S. Miller <davem@davemloft.net>2021-06-07 23:15:31 +0300
commitcda9de0b8daf2ebfc07d385ef0039fd7860ddf25 (patch)
tree3f256ec34fa161fb60575ecb6e22758f8c3809d9 /net/core/pktgen.c
parent85eb1389458d134bdb75dad502cc026c3753a619 (diff)
downloadlinux-cda9de0b8daf2ebfc07d385ef0039fd7860ddf25.tar.xz
pktgen: add pktgen_handle_all_threads() for the same code
The pktgen_{run, reset, stop}_all_threads() has the same code, so add pktgen_handle_all_threads() for it. Signed-off-by: Yejune Deng <yejune.deng@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/pktgen.c')
-rw-r--r--net/core/pktgen.c38
1 files changed, 13 insertions, 25 deletions
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 3fba429f1f57..7e258d255e90 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -467,7 +467,7 @@ static struct pktgen_dev *pktgen_find_dev(struct pktgen_thread *t,
static int pktgen_device_event(struct notifier_block *, unsigned long, void *);
static void pktgen_run_all_threads(struct pktgen_net *pn);
static void pktgen_reset_all_threads(struct pktgen_net *pn);
-static void pktgen_stop_all_threads_ifs(struct pktgen_net *pn);
+static void pktgen_stop_all_threads(struct pktgen_net *pn);
static void pktgen_stop(struct pktgen_thread *t);
static void pktgen_clear_counters(struct pktgen_dev *pkt_dev);
@@ -516,14 +516,11 @@ static ssize_t pgctrl_write(struct file *file, const char __user *buf,
data[count - 1] = 0; /* Strip trailing '\n' and terminate string */
if (!strcmp(data, "stop"))
- pktgen_stop_all_threads_ifs(pn);
-
+ pktgen_stop_all_threads(pn);
else if (!strcmp(data, "start"))
pktgen_run_all_threads(pn);
-
else if (!strcmp(data, "reset"))
pktgen_reset_all_threads(pn);
-
else
return -EINVAL;
@@ -3027,20 +3024,25 @@ static void pktgen_run(struct pktgen_thread *t)
t->control &= ~(T_STOP);
}
-static void pktgen_stop_all_threads_ifs(struct pktgen_net *pn)
+static void pktgen_handle_all_threads(struct pktgen_net *pn, u32 flags)
{
struct pktgen_thread *t;
- func_enter();
-
mutex_lock(&pktgen_thread_lock);
list_for_each_entry(t, &pn->pktgen_threads, th_list)
- t->control |= T_STOP;
+ t->control |= (flags);
mutex_unlock(&pktgen_thread_lock);
}
+static void pktgen_stop_all_threads(struct pktgen_net *pn)
+{
+ func_enter();
+
+ pktgen_handle_all_threads(pn, T_STOP);
+}
+
static int thread_is_running(const struct pktgen_thread *t)
{
const struct pktgen_dev *pkt_dev;
@@ -3103,16 +3105,9 @@ static int pktgen_wait_all_threads_run(struct pktgen_net *pn)
static void pktgen_run_all_threads(struct pktgen_net *pn)
{
- struct pktgen_thread *t;
-
func_enter();
- mutex_lock(&pktgen_thread_lock);
-
- list_for_each_entry(t, &pn->pktgen_threads, th_list)
- t->control |= (T_RUN);
-
- mutex_unlock(&pktgen_thread_lock);
+ pktgen_handle_all_threads(pn, T_RUN);
/* Propagate thread->control */
schedule_timeout_interruptible(msecs_to_jiffies(125));
@@ -3122,16 +3117,9 @@ static void pktgen_run_all_threads(struct pktgen_net *pn)
static void pktgen_reset_all_threads(struct pktgen_net *pn)
{
- struct pktgen_thread *t;
-
func_enter();
- mutex_lock(&pktgen_thread_lock);
-
- list_for_each_entry(t, &pn->pktgen_threads, th_list)
- t->control |= (T_REMDEVALL);
-
- mutex_unlock(&pktgen_thread_lock);
+ pktgen_handle_all_threads(pn, T_REMDEVALL);
/* Propagate thread->control */
schedule_timeout_interruptible(msecs_to_jiffies(125));