[PATCH v2 08/13] mm/memory-failure: use helper macro task_pid_nr()

From: Miaohe Lin
Date: Thu Jun 06 2024 - 02:37:43 EST


Use helper macro task_pid_nr() to get the pid of a task. No functional
change intended.

Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
---
mm/memory-failure.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 6e26b8b975e5..81a544df8381 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -343,7 +343,7 @@ static int kill_proc(struct to_kill *tk, unsigned long pfn, int flags)
int ret = 0;

pr_err("%#lx: Sending SIGBUS to %s:%d due to hardware memory corruption\n",
- pfn, t->comm, t->pid);
+ pfn, t->comm, task_pid_nr(t));

if ((flags & MF_ACTION_REQUIRED) && (t == current))
ret = force_sig_mceerr(BUS_MCEERR_AR,
@@ -361,7 +361,7 @@ static int kill_proc(struct to_kill *tk, unsigned long pfn, int flags)
addr_lsb, t);
if (ret < 0)
pr_info("Error sending signal to %s:%d: %d\n",
- t->comm, t->pid, ret);
+ t->comm, task_pid_nr(t), ret);
return ret;
}

@@ -523,7 +523,7 @@ static void kill_procs(struct list_head *to_kill, int forcekill,
if (forcekill) {
if (tk->addr == -EFAULT) {
pr_err("%#lx: forcibly killing %s:%d because of failure to unmap corrupted page\n",
- pfn, tk->tsk->comm, tk->tsk->pid);
+ pfn, tk->tsk->comm, task_pid_nr(tk->tsk));
do_send_sig_info(SIGKILL, SEND_SIG_PRIV,
tk->tsk, PIDTYPE_PID);
}
@@ -536,7 +536,7 @@ static void kill_procs(struct list_head *to_kill, int forcekill,
*/
else if (kill_proc(tk, pfn, flags) < 0)
pr_err("%#lx: Cannot send advisory machine check signal to %s:%d\n",
- pfn, tk->tsk->comm, tk->tsk->pid);
+ pfn, tk->tsk->comm, task_pid_nr(tk->tsk));
}
list_del(&tk->nd);
put_task_struct(tk->tsk);
--
2.33.0