diff --git a/patch/kernel/odroidc2-default/hack_to_force_memory_page_writable.patch b/patch/kernel/odroidc2-default/hack_to_force_memory_page_writable.patch deleted file mode 100644 index d1875bd8b..000000000 --- a/patch/kernel/odroidc2-default/hack_to_force_memory_page_writable.patch +++ /dev/null @@ -1,36 +0,0 @@ -From e6a2123ce9131a740f96e58004d76890d6b56a3f Mon Sep 17 00:00:00 2001 -From: Dongjin Kim -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 ---- - 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; -