diff options
Diffstat (limited to 'target/linux/generic/hack-4.9/904-debloat_dma_buf.patch')
-rw-r--r-- | target/linux/generic/hack-4.9/904-debloat_dma_buf.patch | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/target/linux/generic/hack-4.9/904-debloat_dma_buf.patch b/target/linux/generic/hack-4.9/904-debloat_dma_buf.patch new file mode 100644 index 0000000000..947471ae78 --- /dev/null +++ b/target/linux/generic/hack-4.9/904-debloat_dma_buf.patch @@ -0,0 +1,75 @@ +From e3692cb2fcd5ba1244512a0f43b8118f65f1c375 Mon Sep 17 00:00:00 2001 +From: Felix Fietkau <nbd@nbd.name> +Date: Sat, 8 Jul 2017 08:20:43 +0200 +Subject: debloat: dmabuf + +Signed-off-by: Felix Fietkau <nbd@nbd.name> +--- + drivers/base/Kconfig | 2 +- + drivers/dma-buf/Makefile | 10 +++++++--- + drivers/dma-buf/dma-buf.c | 4 +++- + kernel/sched/core.c | 1 + + 4 files changed, 12 insertions(+), 5 deletions(-) + +diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig +index d02e7c0f5bfd..e1c0e2e0d3a8 100644 +--- a/drivers/base/Kconfig ++++ b/drivers/base/Kconfig +@@ -241,7 +241,7 @@ config SOC_BUS + source "drivers/base/regmap/Kconfig" + + config DMA_SHARED_BUFFER +- bool ++ tristate + default n + select ANON_INODES + help +diff --git a/drivers/dma-buf/Makefile b/drivers/dma-buf/Makefile +index 210a10bfad2b..36ee68dcdffe 100644 +--- a/drivers/dma-buf/Makefile ++++ b/drivers/dma-buf/Makefile +@@ -1,3 +1,7 @@ +-obj-y := dma-buf.o fence.o reservation.o seqno-fence.o fence-array.o +-obj-$(CONFIG_SYNC_FILE) += sync_file.o +-obj-$(CONFIG_SW_SYNC) += sw_sync.o sync_debug.o ++obj-$(CONFIG_DMA_SHARED_BUFFER) := dma-shared-buffer.o ++ ++dma-buf-objs-y := dma-buf.o fence.o reservation.o seqno-fence.o fence-array.o ++dma-buf-objs-$(CONFIG_SYNC_FILE) += sync_file.o ++dma-buf-objs-$(CONFIG_SW_SYNC) += sw_sync.o sync_debug.o ++ ++dma-shared-buffer-objs := $(dma-buf-objs-y) +diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c +index 6b54e02da10c..24e69ef1f243 100644 +--- a/drivers/dma-buf/dma-buf.c ++++ b/drivers/dma-buf/dma-buf.c +@@ -34,6 +34,7 @@ + #include <linux/poll.h> + #include <linux/reservation.h> + #include <linux/mm.h> ++#include <linux/module.h> + + #include <uapi/linux/dma-buf.h> + +@@ -977,4 +978,5 @@ static void __exit dma_buf_deinit(void) + { + dma_buf_uninit_debugfs(); + } +-__exitcall(dma_buf_deinit); ++module_exit(dma_buf_deinit); ++MODULE_LICENSE("GPL"); +diff --git a/kernel/sched/core.c b/kernel/sched/core.c +index 692c948ae333..eaf379285cca 100644 +--- a/kernel/sched/core.c ++++ b/kernel/sched/core.c +@@ -2170,6 +2170,7 @@ int wake_up_state(struct task_struct *p, unsigned int state) + { + return try_to_wake_up(p, state, 0); + } ++EXPORT_SYMBOL_GPL(wake_up_state); + + /* + * This function clears the sched_dl_entity static params. +-- +2.11.0 + |