target/linux/generic/patches-4.9/904-debloat_dma_buf.patch

   1 --- a/drivers/base/Kconfig
   2 +++ b/drivers/base/Kconfig
   3 @@ -241,7 +241,7 @@ config SOC_BUS
   4  source "drivers/base/regmap/Kconfig"
   5
   6  config DMA_SHARED_BUFFER
   7 -       bool
   8 +       tristate
   9         default n
  10         select ANON_INODES
  11         help
  12 --- a/drivers/dma-buf/Makefile
  13 +++ b/drivers/dma-buf/Makefile
  14 @@ -1,3 +1,7 @@
  15 -obj-y := dma-buf.o fence.o reservation.o seqno-fence.o fence-array.o
  16 -obj-$(CONFIG_SYNC_FILE)                += sync_file.o
  17 -obj-$(CONFIG_SW_SYNC)          += sw_sync.o sync_debug.o
  18 +obj-$(CONFIG_DMA_SHARED_BUFFER) := dma-shared-buffer.o
  19 +
  20 +dma-buf-objs-y := dma-buf.o fence.o reservation.o seqno-fence.o fence-array.o
  21 +dma-buf-objs-$(CONFIG_SYNC_FILE)               += sync_file.o
  22 +dma-buf-objs-$(CONFIG_SW_SYNC)         += sw_sync.o sync_debug.o
  23 +
  24 +dma-shared-buffer-objs :=  $(dma-buf-objs-y)
  25 --- a/drivers/dma-buf/dma-buf.c
  26 +++ b/drivers/dma-buf/dma-buf.c
  27 @@ -34,6 +34,7 @@
  28  #include <linux/poll.h>
  29  #include <linux/reservation.h>
  30  #include <linux/mm.h>
  31 +#include <linux/module.h>
  32
  33  #include <uapi/linux/dma-buf.h>
  34
  35 @@ -974,4 +975,5 @@ static void __exit dma_buf_deinit(void)
  36  {
  37         dma_buf_uninit_debugfs();
  38  }
  39 -__exitcall(dma_buf_deinit);
  40 +module_exit(dma_buf_deinit);
  41 +MODULE_LICENSE("GPL");
  42 --- a/kernel/sched/core.c
  43 +++ b/kernel/sched/core.c
  44 @@ -2170,6 +2170,7 @@ int wake_up_state(struct task_struct *p,
  45  {
  46         return try_to_wake_up(p, state, 0);
  47  }
  48 +EXPORT_SYMBOL_GPL(wake_up_state);
  49
  50  /*
  51   * This function clears the sched_dl_entity static params.