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Diffstat (limited to 'target/linux/brcm2708/patches-3.18/0011-vchiq-Avoid-high-load-when-blocked-and-unkillable.patch')
-rw-r--r--target/linux/brcm2708/patches-3.18/0011-vchiq-Avoid-high-load-when-blocked-and-unkillable.patch149
1 files changed, 0 insertions, 149 deletions
diff --git a/target/linux/brcm2708/patches-3.18/0011-vchiq-Avoid-high-load-when-blocked-and-unkillable.patch b/target/linux/brcm2708/patches-3.18/0011-vchiq-Avoid-high-load-when-blocked-and-unkillable.patch
deleted file mode 100644
index 0bd5249dfd..0000000000
--- a/target/linux/brcm2708/patches-3.18/0011-vchiq-Avoid-high-load-when-blocked-and-unkillable.patch
+++ /dev/null
@@ -1,149 +0,0 @@
-From e0412853d9f9e12fc7d8a3125cc3b4a62d19007d Mon Sep 17 00:00:00 2001
-From: popcornmix <popcornmix@gmail.com>
-Date: Mon, 12 May 2014 15:12:02 +0100
-Subject: [PATCH 011/114] vchiq: Avoid high load when blocked and unkillable
-
-vchiq: Include SIGSTOP and SIGCONT in list of signals not-masked by vchiq to allow gdb to work
----
- .../interface/vchiq_arm/vchiq_2835_arm.c | 1 +
- .../vc04_services/interface/vchiq_arm/vchiq_arm.c | 1 +
- .../interface/vchiq_arm/vchiq_connected.c | 1 +
- .../vc04_services/interface/vchiq_arm/vchiq_core.c | 1 +
- .../interface/vchiq_arm/vchiq_kern_lib.c | 1 +
- .../interface/vchiq_arm/vchiq_killable.h | 69 ++++++++++++++++++++++
- .../vc04_services/interface/vchiq_arm/vchiq_util.c | 1 +
- 7 files changed, 75 insertions(+)
- create mode 100644 drivers/misc/vc04_services/interface/vchiq_arm/vchiq_killable.h
-
---- a/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c
-+++ b/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c
-@@ -56,6 +56,7 @@
- #include "vchiq_arm.h"
- #include "vchiq_2835.h"
- #include "vchiq_connected.h"
-+#include "vchiq_killable.h"
-
- #define MAX_FRAGMENTS (VCHIQ_NUM_CURRENT_BULKS * 2)
-
---- a/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_arm.c
-+++ b/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_arm.c
-@@ -50,6 +50,7 @@
- #include "vchiq_ioctl.h"
- #include "vchiq_arm.h"
- #include "vchiq_debugfs.h"
-+#include "vchiq_killable.h"
-
- #define DEVICE_NAME "vchiq"
-
---- a/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_connected.c
-+++ b/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_connected.c
-@@ -33,6 +33,7 @@
-
- #include "vchiq_connected.h"
- #include "vchiq_core.h"
-+#include "vchiq_killable.h"
- #include <linux/module.h>
- #include <linux/mutex.h>
-
---- a/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_core.c
-+++ b/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_core.c
-@@ -32,6 +32,7 @@
- */
-
- #include "vchiq_core.h"
-+#include "vchiq_killable.h"
-
- #define VCHIQ_SLOT_HANDLER_STACK 8192
-
---- a/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_kern_lib.c
-+++ b/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_kern_lib.c
-@@ -39,6 +39,7 @@
-
- #include "vchiq_core.h"
- #include "vchiq_arm.h"
-+#include "vchiq_killable.h"
-
- /* ---- Public Variables ------------------------------------------------- */
-
---- /dev/null
-+++ b/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_killable.h
-@@ -0,0 +1,69 @@
-+/**
-+ * Copyright (c) 2010-2012 Broadcom. All rights reserved.
-+ *
-+ * Redistribution and use in source and binary forms, with or without
-+ * modification, are permitted provided that the following conditions
-+ * are met:
-+ * 1. Redistributions of source code must retain the above copyright
-+ * notice, this list of conditions, and the following disclaimer,
-+ * without modification.
-+ * 2. Redistributions in binary form must reproduce the above copyright
-+ * notice, this list of conditions and the following disclaimer in the
-+ * documentation and/or other materials provided with the distribution.
-+ * 3. The names of the above-listed copyright holders may not be used
-+ * to endorse or promote products derived from this software without
-+ * specific prior written permission.
-+ *
-+ * ALTERNATIVELY, this software may be distributed under the terms of the
-+ * GNU General Public License ("GPL") version 2, as published by the Free
-+ * Software Foundation.
-+ *
-+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
-+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
-+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-+ */
-+
-+#ifndef VCHIQ_KILLABLE_H
-+#define VCHIQ_KILLABLE_H
-+
-+#include <linux/mutex.h>
-+#include <linux/semaphore.h>
-+
-+#define SHUTDOWN_SIGS (sigmask(SIGKILL) | sigmask(SIGINT) | sigmask(SIGQUIT) | sigmask(SIGTRAP) | sigmask(SIGSTOP) | sigmask(SIGCONT))
-+
-+static inline int __must_check down_interruptible_killable(struct semaphore *sem)
-+{
-+ /* Allow interception of killable signals only. We don't want to be interrupted by harmless signals like SIGALRM */
-+ int ret;
-+ sigset_t blocked, oldset;
-+ siginitsetinv(&blocked, SHUTDOWN_SIGS);
-+ sigprocmask(SIG_SETMASK, &blocked, &oldset);
-+ ret = down_interruptible(sem);
-+ sigprocmask(SIG_SETMASK, &oldset, NULL);
-+ return ret;
-+}
-+#define down_interruptible down_interruptible_killable
-+
-+
-+static inline int __must_check mutex_lock_interruptible_killable(struct mutex *lock)
-+{
-+ /* Allow interception of killable signals only. We don't want to be interrupted by harmless signals like SIGALRM */
-+ int ret;
-+ sigset_t blocked, oldset;
-+ siginitsetinv(&blocked, SHUTDOWN_SIGS);
-+ sigprocmask(SIG_SETMASK, &blocked, &oldset);
-+ ret = mutex_lock_interruptible(lock);
-+ sigprocmask(SIG_SETMASK, &oldset, NULL);
-+ return ret;
-+}
-+#define mutex_lock_interruptible mutex_lock_interruptible_killable
-+
-+#endif
---- a/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_util.c
-+++ b/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_util.c
-@@ -32,6 +32,7 @@
- */
-
- #include "vchiq_util.h"
-+#include "vchiq_killable.h"
-
- static inline int is_pow2(int i)
- {