From 1c055e55a242a33e574e48be530e06770a210dcd Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 19 Feb 2024 03:26:26 +0000
Subject: [PATCH] add r8169 read mac form eeprom
---
kernel/drivers/dma-buf/sw_sync.c | 41 ++++++++++++++---------------------------
1 files changed, 14 insertions(+), 27 deletions(-)
diff --git a/kernel/drivers/dma-buf/sw_sync.c b/kernel/drivers/dma-buf/sw_sync.c
index 7b688f6..e403cde 100644
--- a/kernel/drivers/dma-buf/sw_sync.c
+++ b/kernel/drivers/dma-buf/sw_sync.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Sync File validation framework
*
* Copyright (C) 2012 Google, Inc.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * 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.
- *
*/
#include <linux/file.h>
@@ -160,7 +151,7 @@
{
struct sync_timeline *parent = dma_fence_parent(fence);
- return !__dma_fence_is_later(fence->seqno, parent->value);
+ return !__dma_fence_is_later(fence->seqno, parent->value, fence->ops);
}
static bool timeline_fence_enable_signaling(struct dma_fence *fence)
@@ -171,7 +162,7 @@
static void timeline_fence_value_str(struct dma_fence *fence,
char *str, int size)
{
- snprintf(str, size, "%d", fence->seqno);
+ snprintf(str, size, "%lld", fence->seqno);
}
static void timeline_fence_timeline_value_str(struct dma_fence *fence,
@@ -200,12 +191,10 @@
* A sync implementation should call this any time one of it's fences
* has signaled or has an error condition.
*/
-void sync_timeline_signal(struct sync_timeline *obj, unsigned int inc)
+static void sync_timeline_signal(struct sync_timeline *obj, unsigned int inc)
{
+ LIST_HEAD(signalled);
struct sync_pt *pt, *next;
-
- if (WARN_ON(!obj))
- return;
trace_sync_timeline(obj);
@@ -217,23 +206,21 @@
if (!timeline_fence_signaled(&pt->base))
break;
- list_del_init(&pt->link);
+ dma_fence_get(&pt->base);
+
+ list_move_tail(&pt->link, &signalled);
rb_erase(&pt->node, &obj->pt_tree);
- /*
- * A signal callback may release the last reference to this
- * fence, causing it to be freed. That operation has to be
- * last to avoid a use after free inside this loop, and must
- * be after we remove the fence from the timeline in order to
- * prevent deadlocking on timeline->lock inside
- * timeline_fence_release().
- */
dma_fence_signal_locked(&pt->base);
}
spin_unlock_irq(&obj->lock);
+
+ list_for_each_entry_safe(pt, next, &signalled, link) {
+ list_del_init(&pt->link);
+ dma_fence_put(&pt->base);
+ }
}
-EXPORT_SYMBOL(sync_timeline_signal);
/**
* sync_pt_create() - creates a sync pt
@@ -423,7 +410,7 @@
.open = sw_sync_debugfs_open,
.release = sw_sync_debugfs_release,
.unlocked_ioctl = sw_sync_ioctl,
- .compat_ioctl = sw_sync_ioctl,
+ .compat_ioctl = compat_ptr_ioctl,
};
static struct miscdevice sw_sync_dev = {
--
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