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Remove deprecated patch

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This commit is contained in:
Igor Pečovnik 2018-07-24 10:13:12 +00:00
parent c98949ae29
commit 7832192ec1
1 changed files with 0 additions and 36 deletions
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36
patch/kernel/odroidc2-default/hack_to_force_memory_page_writable.patch
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@ -1,36 +0,0 @@
From e6a2123ce9131a740f96e58004d76890d6b56a3f Mon Sep 17 00:00:00 2001
From: Dongjin Kim <tobetter@gmail.com>
Date: Fri, 29 Jun 2018 19:48:17 +0900
Subject: [PATCH] ODROID-C2: gpu/arm: hack to force the memory page writable
This patch is the hack to force the memory pages allocated by the ump driver
to be writable such that they cannot have an error 'permission denied' when
'mmap()' is called.
Change-Id: I6917b0c36d93b0bf24a5a81d68c46c1802e2f9a5
Signed-off-by: Dongjin Kim <tobetter@gmail.com>
---
drivers/gpu/arm/ump/linux/ump_kernel_linux.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/gpu/arm/ump/linux/ump_kernel_linux.c b/drivers/gpu/arm/ump/linux/ump_kernel_linux.c
index e162c85cbd44f..56c3611856523 100755
--- a/drivers/gpu/arm/ump/linux/ump_kernel_linux.c
+++ b/drivers/gpu/arm/ump/linux/ump_kernel_linux.c
@@ -321,10 +321,16 @@ static int ump_file_ioctl(struct inode *inode, struct file *filp, unsigned int c
break;
case UMP_IOC_ALLOCATE :
+#if defined(CONFIG_ARCH_MESON64_ODROIDC2)
+ mapping_allow_writable(filp->f_mapping);
+#endif
err = ump_allocate_wrapper((u32 __user *)argument, session_data);
break;
case UMP_IOC_RELEASE:
+#if defined(CONFIG_ARCH_MESON64_ODROIDC2)
+ mapping_deny_writable(filp->f_mapping);
+#endif
err = ump_release_wrapper((u32 __user *)argument, session_data);
break;