android-enable-building-binder-as-module.patch

   1 --- a/drivers/android/Kconfig
   2 +++ b/drivers/android/Kconfig
   3 @@ -2,7 +2,7 @@
   4  menu "Android"
   5
   6  config ANDROID_BINDER_IPC
   7 -       bool "Android Binder IPC Driver"
   8 +       tristate "Android Binder IPC Driver"
   9         depends on MMU
  10         default n
  11         help
  12 --- a/drivers/android/Makefile
  13 +++ b/drivers/android/Makefile
  14 @@ -1,6 +1,7 @@
  15  # SPDX-License-Identifier: GPL-2.0-only
  16  ccflags-y += -I$(src)                  # needed for trace events
  17
  18 -obj-$(CONFIG_ANDROID_BINDERFS)         += binderfs.o
  19 -obj-$(CONFIG_ANDROID_BINDER_IPC)       += binder.o binder_alloc.o
  20 -obj-$(CONFIG_ANDROID_BINDER_IPC_SELFTEST) += binder_alloc_selftest.o
  21 +obj-$(CONFIG_ANDROID_BINDER_IPC)       += binder_linux.o
  22 +binder_linux-y := binder.o binder_alloc.o
  23 +binder_linux-$(CONFIG_ANDROID_BINDERFS)        += binderfs.o
  24 +binder_linux-$(CONFIG_ANDROID_BINDER_IPC_SELFTEST) += binder_alloc_selftest.o
  25 --- a/drivers/android/binder_alloc.c
  26 +++ b/drivers/android/binder_alloc.c
  27 @@ -38,7 +38,7 @@ enum {
  28  };
  29  static uint32_t binder_alloc_debug_mask = BINDER_DEBUG_USER_ERROR;
  30
  31 -module_param_named(debug_mask, binder_alloc_debug_mask,
  32 +module_param_named(alloc_debug_mask, binder_alloc_debug_mask,
  33                    uint, 0644);
  34
  35  #define binder_alloc_debug(mask, x...) \
  36 --- a/fs/file.c
  37 +++ b/fs/file.c
  38 @@ -813,6 +813,7 @@ struct file *close_fd_get_file(unsigned
  39
  40         return file;
  41  }
  42 +EXPORT_SYMBOL_GPL(close_fd_get_file);
  43
  44  void do_close_on_exec(struct files_struct *files)
  45  {
  46 --- a/kernel/sched/core.c
  47 +++ b/kernel/sched/core.c
  48 @@ -7052,6 +7052,7 @@ static bool is_nice_reduction(const stru
  49
  50         return (nice_rlim <= task_rlimit(p, RLIMIT_NICE));
  51  }
  52 +EXPORT_SYMBOL_GPL(can_nice);
  53
  54  /*
  55   * can_nice - check if a task can reduce its nice value
  56 --- a/kernel/task_work.c
  57 +++ b/kernel/task_work.c
  58 @@ -73,6 +73,7 @@ int task_work_add(struct task_struct *ta
  59
  60         return 0;
  61  }
  62 +EXPORT_SYMBOL_GPL(task_work_add);
  63
  64  /**
  65   * task_work_cancel_match - cancel a pending work added by task_work_add()
  66 --- a/mm/memory.c
  67 +++ b/mm/memory.c
  68 @@ -1757,6 +1757,7 @@ void zap_page_range(struct vm_area_struc
  69         mmu_notifier_invalidate_range_end(&range);
  70         tlb_finish_mmu(&tlb);
  71  }
  72 +EXPORT_SYMBOL_GPL(zap_page_range);
  73
  74  /**
  75   * zap_page_range_single - remove user pages in a given range
  76 --- a/security/security.c
  77 +++ b/security/security.c
  78 @@ -752,24 +752,28 @@ int security_binder_set_context_mgr(cons
  79  {
  80         return call_int_hook(binder_set_context_mgr, 0, mgr);
  81  }
  82 +EXPORT_SYMBOL_GPL(security_binder_set_context_mgr);
  83
  84  int security_binder_transaction(const struct cred *from,
  85                                 const struct cred *to)
  86  {
  87         return call_int_hook(binder_transaction, 0, from, to);
  88  }
  89 +EXPORT_SYMBOL_GPL(security_binder_transaction);
  90
  91  int security_binder_transfer_binder(const struct cred *from,
  92                                     const struct cred *to)
  93  {
  94         return call_int_hook(binder_transfer_binder, 0, from, to);
  95  }
  96 +EXPORT_SYMBOL_GPL(security_binder_transfer_binder);
  97
  98  int security_binder_transfer_file(const struct cred *from,
  99                                   const struct cred *to, struct file *file)
 100  {
 101         return call_int_hook(binder_transfer_file, 0, from, to, file);
 102  }
 103 +EXPORT_SYMBOL_GPL(security_binder_transfer_file);
 104
 105  int security_ptrace_access_check(struct task_struct *child, unsigned int mode)
 106  {
 107 --- a/ipc/namespace.c~  2022-12-11 23:15:18.000000000 +0100
 108 +++ b/ipc/namespace.c   2022-12-29 16:10:27.771070995 +0100
 109 @@ -188,6 +188,7 @@
 110                         schedule_work(&free_ipc_work);
 111         }
 112  }
 113 +EXPORT_SYMBOL_GPL(put_ipc_ns);
 114
 115  static inline struct ipc_namespace *to_ipc_ns(struct ns_common *ns)
 116  {
 117 --- a/kernel/sched/wait.c~      2022-12-11 23:15:18.000000000 +0100
 118 +++ b/kernel/sched/wait.c       2022-12-29 16:11:51.746470281 +0100
 119 @@ -243,6 +243,7 @@
 120         /* POLLFREE must have cleared the queue. */
 121         WARN_ON_ONCE(waitqueue_active(wq_head));
 122  }
 123 +EXPORT_SYMBOL_GPL(__wake_up_pollfree);
 124
 125  /*
 126   * Note: we use "set_current_state()" _after_ the wait-queue add,
 127 --- a/ipc/msgutil.c~    2022-12-11 23:15:18.000000000 +0100
 128 +++ b/ipc/msgutil.c     2022-12-29 16:22:49.139136583 +0100
 129 @@ -33,6 +33,7 @@
 130         .ns.ops = &ipcns_operations,
 131  #endif
 132  };
 133 +EXPORT_SYMBOL_GPL(init_ipc_ns);
 134
 135  struct msg_msgseg {
 136         struct msg_msgseg *next;