From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/drivers/sbus/char/oradax.c | 24 +++++-------------------
1 files changed, 5 insertions(+), 19 deletions(-)
diff --git a/kernel/drivers/sbus/char/oradax.c b/kernel/drivers/sbus/char/oradax.c
index 6516bc3..21b7cb6 100644
--- a/kernel/drivers/sbus/char/oradax.c
+++ b/kernel/drivers/sbus/char/oradax.c
@@ -1,18 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
@@ -30,7 +18,7 @@
* the recommended way for applications to use the coprocessor, and
* the driver interface is not intended for general use.
*
- * See Documentation/sparc/oradax/oracle-dax.txt for more details.
+ * See Documentation/sparc/oradax/oracle-dax.rst for more details.
*/
#include <linux/uaccess.h>
@@ -422,9 +410,7 @@
if (p) {
dax_dbg("freeing page %p", p);
- if (j == OUT)
- set_page_dirty(p);
- put_page(p);
+ unpin_user_pages_dirty_lock(&p, 1, j == OUT);
ctx->pages[i][j] = NULL;
}
}
@@ -437,13 +423,13 @@
dax_dbg("uva %p", va);
- ret = get_user_pages_fast((unsigned long)va, 1, 1, p);
+ ret = pin_user_pages_fast((unsigned long)va, 1, FOLL_WRITE, p);
if (ret == 1) {
dax_dbg("locked page %p, for VA %p", *p, va);
return 0;
}
- dax_dbg("get_user_pages failed, va=%p, ret=%d", va, ret);
+ dax_dbg("pin_user_pages failed, va=%p, ret=%d", va, ret);
return -1;
}
--
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