pktgen: add pktgen_handle_all_threads() for the same code

Commit Message

Yejune Deng June 7, 2021, 2:37 a.m. UTC

The pktgen_{run, reset, stop}_all_threads() has the same code,
so add pktgen_handle_all_threads() for it.

Signed-off-by: Yejune Deng <[e-mail]>
---
 net/core/pktgen.c | 38 +++++++++++++-------------------------
 1 file changed, 13 insertions(+), 25 deletions(-)

Comments

[e-mail] June 7, 2021, 8:20 p.m. UTC | #1

Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Mon,  7 Jun 2021 10:37:41 +0800 you wrote:
> The pktgen_{run, reset, stop}_all_threads() has the same code,
> so add pktgen_handle_all_threads() for it.
> 
> Signed-off-by: Yejune Deng <[e-mail]>
> ---
>  net/core/pktgen.c | 38 +++++++++++++-------------------------
>  1 file changed, 13 insertions(+), 25 deletions(-)

Here is the summary with links:
  - pktgen: add pktgen_handle_all_threads() for the same code
    https://git.kernel.org/netdev/net-next/c/cda9de0b8daf

You are awesome, thank you!
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Patch

diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 3fba429..7e258d2 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));