From 958e46acc8e900e8569dd467c1af9b8d2d019394 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:54 +0000
Subject: [PATCH] disable cpu isolcpus
---
kernel/fs/dlm/plock.c | 17 ++++++-----------
1 files changed, 6 insertions(+), 11 deletions(-)
diff --git a/kernel/fs/dlm/plock.c b/kernel/fs/dlm/plock.c
index c7d5a2e..a10d2bc 100644
--- a/kernel/fs/dlm/plock.c
+++ b/kernel/fs/dlm/plock.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2005-2008 Red Hat, Inc. All rights reserved.
- *
- * This copyrighted material is made available to anyone wishing to use,
- * modify, copy, or redistribute it subject to the terms and conditions
- * of the GNU General Public License version 2.
*/
#include <linux/fs.h>
@@ -26,11 +23,11 @@
struct list_head list;
int done;
struct dlm_plock_info info;
+ int (*callback)(struct file_lock *fl, int result);
};
struct plock_xop {
struct plock_op xop;
- int (*callback)(struct file_lock *fl, int result);
void *fl;
void *file;
struct file_lock flc;
@@ -132,19 +129,18 @@
/* fl_owner is lockd which doesn't distinguish
processes on the nfs client */
op->info.owner = (__u64) fl->fl_pid;
- xop->callback = fl->fl_lmops->lm_grant;
+ op->callback = fl->fl_lmops->lm_grant;
locks_init_lock(&xop->flc);
locks_copy_lock(&xop->flc, fl);
xop->fl = fl;
xop->file = file;
} else {
op->info.owner = (__u64)(long) fl->fl_owner;
- xop->callback = NULL;
}
send_op(op);
- if (xop->callback == NULL) {
+ if (!op->callback) {
rv = wait_event_interruptible(recv_wq, (op->done != 0));
if (rv == -ERESTARTSYS) {
log_debug(ls, "dlm_posix_lock: wait killed %llx",
@@ -206,7 +202,7 @@
file = xop->file;
flc = &xop->flc;
fl = xop->fl;
- notify = xop->callback;
+ notify = op->callback;
if (op->info.rv) {
notify(fl, op->info.rv);
@@ -439,10 +435,9 @@
if (op->info.fsid == info.fsid &&
op->info.number == info.number &&
op->info.owner == info.owner) {
- struct plock_xop *xop = (struct plock_xop *)op;
list_del_init(&op->list);
memcpy(&op->info, &info, sizeof(info));
- if (xop->callback)
+ if (op->callback)
do_callback = 1;
else
op->done = 1;
--
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