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Message-ID: <202512050700.azkjhR15-lkp@intel.com>
Date: Fri, 5 Dec 2025 07:09:57 +0800
From: kernel test robot <lkp@...el.com>
To: Thomas Gleixner <tglx@...utronix.de>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Nathan Chancellor <nathan@...nel.org>
Subject: drivers/android/binder.c:4145:8: error: invalid operand for
instruction
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 500920fa76819b4909a32081e153bce80ce74824
commit: e2ffa15b9baa447e444d654ffd47123ba6443ae4 kbuild: Disable CC_HAS_ASM_GOTO_OUTPUT on clang < 17
date: 2 months ago
config: powerpc-randconfig-r051-20251205 (https://download.01.org/0day-ci/archive/20251205/202512050700.azkjhR15-lkp@intel.com/config)
compiler: clang version 16.0.6 (https://github.com/llvm/llvm-project 7cbf1a2591520c2491aa35339f227775f4d3adf6)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251205/202512050700.azkjhR15-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202512050700.azkjhR15-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/android/binder.c:4145:8: error: invalid operand for instruction
if (get_user(cookie, (binder_uintptr_t __user *)ptr))
^
arch/powerpc/include/asm/uaccess.h:317:5: note: expanded from macro 'get_user'
__get_user(x, _gu_addr) : \
^
arch/powerpc/include/asm/uaccess.h:305:2: note: expanded from macro '__get_user'
__get_user_size_allowed(__gu_val, __gu_addr, __gu_size, __gu_err); \
^
arch/powerpc/include/asm/uaccess.h:273:10: note: expanded from macro '__get_user_size_allowed'
case 8: __get_user_asm2(x, (u64 __user *)ptr, retval); break; \
^
arch/powerpc/include/asm/uaccess.h:256:4: note: expanded from macro '__get_user_asm2'
" li %1+1,0\n" \
^
<inline asm>:7:5: note: instantiated into assembly here
li 31+1,0
^
1 error generated.
vim +4145 drivers/android/binder.c
44d8047f1d87ad drivers/android/binder.c Todd Kjos 2018-08-28 4040
fb07ebc3e82a98 drivers/staging/android/binder.c Bojan Prtvar 2013-09-02 4041 static int binder_thread_write(struct binder_proc *proc,
fb07ebc3e82a98 drivers/staging/android/binder.c Bojan Prtvar 2013-09-02 4042 struct binder_thread *thread,
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4043 binder_uintptr_t binder_buffer, size_t size,
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4044 binder_size_t *consumed)
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4045 {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4046 uint32_t cmd;
342e5c90b60134 drivers/android/binder.c Martijn Coenen 2017-02-03 4047 struct binder_context *context = proc->context;
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4048 void __user *buffer = (void __user *)(uintptr_t)binder_buffer;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4049 void __user *ptr = buffer + *consumed;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4050 void __user *end = buffer + size;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4051
26549d17741035 drivers/android/binder.c Todd Kjos 2017-06-29 4052 while (ptr < end && thread->return_error.cmd == BR_OK) {
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4053 int ret;
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4054
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4055 if (get_user(cmd, (uint32_t __user *)ptr))
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4056 return -EFAULT;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4057 ptr += sizeof(uint32_t);
975a1ac9a9fe65 drivers/staging/android/binder.c Arve Hjønnevåg 2012-10-16 4058 trace_binder_command(cmd);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4059 if (_IOC_NR(cmd) < ARRAY_SIZE(binder_stats.bc)) {
0953c7976c36ce drivers/android/binder.c Badhri Jagan Sridharan 2017-06-29 4060 atomic_inc(&binder_stats.bc[_IOC_NR(cmd)]);
0953c7976c36ce drivers/android/binder.c Badhri Jagan Sridharan 2017-06-29 4061 atomic_inc(&proc->stats.bc[_IOC_NR(cmd)]);
0953c7976c36ce drivers/android/binder.c Badhri Jagan Sridharan 2017-06-29 4062 atomic_inc(&thread->stats.bc[_IOC_NR(cmd)]);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4063 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4064 switch (cmd) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4065 case BC_INCREFS:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4066 case BC_ACQUIRE:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4067 case BC_RELEASE:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4068 case BC_DECREFS: {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4069 uint32_t target;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4070 const char *debug_string;
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4071 bool strong = cmd == BC_ACQUIRE || cmd == BC_RELEASE;
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4072 bool increment = cmd == BC_INCREFS || cmd == BC_ACQUIRE;
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4073 struct binder_ref_data rdata;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4074
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4075 if (get_user(target, (uint32_t __user *)ptr))
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4076 return -EFAULT;
c44b1231ff1170 drivers/android/binder.c Todd Kjos 2017-06-29 4077
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4078 ptr += sizeof(uint32_t);
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4079 ret = -1;
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4080 if (increment && !target) {
c44b1231ff1170 drivers/android/binder.c Todd Kjos 2017-06-29 4081 struct binder_node *ctx_mgr_node;
6c20032c22d982 drivers/android/binder.c Andrew Bridges 2020-10-27 4082
c44b1231ff1170 drivers/android/binder.c Todd Kjos 2017-06-29 4083 mutex_lock(&context->context_mgr_node_lock);
c44b1231ff1170 drivers/android/binder.c Todd Kjos 2017-06-29 4084 ctx_mgr_node = context->binder_context_mgr_node;
4b836a1426cb0f drivers/android/binder.c Jann Horn 2020-07-27 4085 if (ctx_mgr_node) {
4b836a1426cb0f drivers/android/binder.c Jann Horn 2020-07-27 4086 if (ctx_mgr_node->proc == proc) {
4b836a1426cb0f drivers/android/binder.c Jann Horn 2020-07-27 4087 binder_user_error("%d:%d context manager tried to acquire desc 0\n",
4b836a1426cb0f drivers/android/binder.c Jann Horn 2020-07-27 4088 proc->pid, thread->pid);
4b836a1426cb0f drivers/android/binder.c Jann Horn 2020-07-27 4089 mutex_unlock(&context->context_mgr_node_lock);
4b836a1426cb0f drivers/android/binder.c Jann Horn 2020-07-27 4090 return -EINVAL;
4b836a1426cb0f drivers/android/binder.c Jann Horn 2020-07-27 4091 }
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4092 ret = binder_inc_ref_for_node(
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4093 proc, ctx_mgr_node,
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4094 strong, NULL, &rdata);
4b836a1426cb0f drivers/android/binder.c Jann Horn 2020-07-27 4095 }
c44b1231ff1170 drivers/android/binder.c Todd Kjos 2017-06-29 4096 mutex_unlock(&context->context_mgr_node_lock);
c44b1231ff1170 drivers/android/binder.c Todd Kjos 2017-06-29 4097 }
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4098 if (ret)
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4099 ret = binder_update_ref_for_handle(
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4100 proc, target, increment, strong,
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4101 &rdata);
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4102 if (!ret && rdata.desc != target) {
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4103 binder_user_error("%d:%d tried to acquire reference to desc %d, got %d instead\n",
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4104 proc->pid, thread->pid,
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4105 target, rdata.desc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4106 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4107 switch (cmd) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4108 case BC_INCREFS:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4109 debug_string = "IncRefs";
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4110 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4111 case BC_ACQUIRE:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4112 debug_string = "Acquire";
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4113 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4114 case BC_RELEASE:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4115 debug_string = "Release";
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4116 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4117 case BC_DECREFS:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4118 default:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4119 debug_string = "DecRefs";
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4120 break;
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4121 }
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4122 if (ret) {
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4123 binder_user_error("%d:%d %s %d refcount change on invalid ref %d ret %d\n",
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4124 proc->pid, thread->pid, debug_string,
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4125 strong, target, ret);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4126 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4127 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4128 binder_debug(BINDER_DEBUG_USER_REFS,
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4129 "%d:%d %s ref %d desc %d s %d w %d\n",
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4130 proc->pid, thread->pid, debug_string,
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4131 rdata.debug_id, rdata.desc, rdata.strong,
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4132 rdata.weak);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4133 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4134 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4135 case BC_INCREFS_DONE:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4136 case BC_ACQUIRE_DONE: {
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4137 binder_uintptr_t node_ptr;
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4138 binder_uintptr_t cookie;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4139 struct binder_node *node;
673068eee8560d drivers/android/binder.c Todd Kjos 2017-06-29 4140 bool free_node;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4141
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4142 if (get_user(node_ptr, (binder_uintptr_t __user *)ptr))
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4143 return -EFAULT;
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4144 ptr += sizeof(binder_uintptr_t);
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 @4145 if (get_user(cookie, (binder_uintptr_t __user *)ptr))
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4146 return -EFAULT;
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4147 ptr += sizeof(binder_uintptr_t);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4148 node = binder_get_node(proc, node_ptr);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4149 if (node == NULL) {
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4150 binder_user_error("%d:%d %s u%016llx no match\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4151 proc->pid, thread->pid,
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4152 cmd == BC_INCREFS_DONE ?
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4153 "BC_INCREFS_DONE" :
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4154 "BC_ACQUIRE_DONE",
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4155 (u64)node_ptr);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4156 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4157 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4158 if (cookie != node->cookie) {
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4159 binder_user_error("%d:%d %s u%016llx node %d cookie mismatch %016llx != %016llx\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4160 proc->pid, thread->pid,
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4161 cmd == BC_INCREFS_DONE ?
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4162 "BC_INCREFS_DONE" : "BC_ACQUIRE_DONE",
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4163 (u64)node_ptr, node->debug_id,
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4164 (u64)cookie, (u64)node->cookie);
adc1884222276d drivers/android/binder.c Todd Kjos 2017-06-29 4165 binder_put_node(node);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4166 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4167 }
673068eee8560d drivers/android/binder.c Todd Kjos 2017-06-29 4168 binder_node_inner_lock(node);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4169 if (cmd == BC_ACQUIRE_DONE) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4170 if (node->pending_strong_ref == 0) {
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4171 binder_user_error("%d:%d BC_ACQUIRE_DONE node %d has no pending acquire request\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4172 proc->pid, thread->pid,
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4173 node->debug_id);
673068eee8560d drivers/android/binder.c Todd Kjos 2017-06-29 4174 binder_node_inner_unlock(node);
adc1884222276d drivers/android/binder.c Todd Kjos 2017-06-29 4175 binder_put_node(node);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4176 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4177 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4178 node->pending_strong_ref = 0;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4179 } else {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4180 if (node->pending_weak_ref == 0) {
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4181 binder_user_error("%d:%d BC_INCREFS_DONE node %d has no pending increfs request\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4182 proc->pid, thread->pid,
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4183 node->debug_id);
673068eee8560d drivers/android/binder.c Todd Kjos 2017-06-29 4184 binder_node_inner_unlock(node);
adc1884222276d drivers/android/binder.c Todd Kjos 2017-06-29 4185 binder_put_node(node);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4186 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4187 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4188 node->pending_weak_ref = 0;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4189 }
673068eee8560d drivers/android/binder.c Todd Kjos 2017-06-29 4190 free_node = binder_dec_node_nilocked(node,
673068eee8560d drivers/android/binder.c Todd Kjos 2017-06-29 4191 cmd == BC_ACQUIRE_DONE, 0);
673068eee8560d drivers/android/binder.c Todd Kjos 2017-06-29 4192 WARN_ON(free_node);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4193 binder_debug(BINDER_DEBUG_USER_REFS,
adc1884222276d drivers/android/binder.c Todd Kjos 2017-06-29 4194 "%d:%d %s node %d ls %d lw %d tr %d\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4195 proc->pid, thread->pid,
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4196 cmd == BC_INCREFS_DONE ? "BC_INCREFS_DONE" : "BC_ACQUIRE_DONE",
adc1884222276d drivers/android/binder.c Todd Kjos 2017-06-29 4197 node->debug_id, node->local_strong_refs,
adc1884222276d drivers/android/binder.c Todd Kjos 2017-06-29 4198 node->local_weak_refs, node->tmp_refs);
673068eee8560d drivers/android/binder.c Todd Kjos 2017-06-29 4199 binder_node_inner_unlock(node);
adc1884222276d drivers/android/binder.c Todd Kjos 2017-06-29 4200 binder_put_node(node);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4201 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4202 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4203 case BC_ATTEMPT_ACQUIRE:
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4204 pr_err("BC_ATTEMPT_ACQUIRE not supported\n");
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4205 return -EINVAL;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4206 case BC_ACQUIRE_RESULT:
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4207 pr_err("BC_ACQUIRE_RESULT not supported\n");
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4208 return -EINVAL;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4209
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4210 case BC_FREE_BUFFER: {
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4211 binder_uintptr_t data_ptr;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4212 struct binder_buffer *buffer;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4213
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4214 if (get_user(data_ptr, (binder_uintptr_t __user *)ptr))
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4215 return -EFAULT;
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4216 ptr += sizeof(binder_uintptr_t);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4217
53d311cfa19ad3 drivers/android/binder.c Todd Kjos 2017-06-29 4218 buffer = binder_alloc_prepare_to_free(&proc->alloc,
19c987241ca121 drivers/android/binder.c Todd Kjos 2017-06-29 4219 data_ptr);
7bada55ab50697 drivers/android/binder.c Todd Kjos 2018-11-06 4220 if (IS_ERR_OR_NULL(buffer)) {
7bada55ab50697 drivers/android/binder.c Todd Kjos 2018-11-06 4221 if (PTR_ERR(buffer) == -EPERM) {
7bada55ab50697 drivers/android/binder.c Todd Kjos 2018-11-06 4222 binder_user_error(
92d2261214a52f drivers/android/binder.c Tiffany Y. Yang 2025-04-01 4223 "%d:%d BC_FREE_BUFFER matched unreturned or currently freeing buffer at offset %lx\n",
7bada55ab50697 drivers/android/binder.c Todd Kjos 2018-11-06 4224 proc->pid, thread->pid,
92d2261214a52f drivers/android/binder.c Tiffany Y. Yang 2025-04-01 4225 (unsigned long)data_ptr - proc->alloc.vm_start);
7bada55ab50697 drivers/android/binder.c Todd Kjos 2018-11-06 4226 } else {
7bada55ab50697 drivers/android/binder.c Todd Kjos 2018-11-06 4227 binder_user_error(
92d2261214a52f drivers/android/binder.c Tiffany Y. Yang 2025-04-01 4228 "%d:%d BC_FREE_BUFFER no match for buffer at offset %lx\n",
7bada55ab50697 drivers/android/binder.c Todd Kjos 2018-11-06 4229 proc->pid, thread->pid,
92d2261214a52f drivers/android/binder.c Tiffany Y. Yang 2025-04-01 4230 (unsigned long)data_ptr - proc->alloc.vm_start);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4231 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4232 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4233 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4234 binder_debug(BINDER_DEBUG_FREE_BUFFER,
92d2261214a52f drivers/android/binder.c Tiffany Y. Yang 2025-04-01 4235 "%d:%d BC_FREE_BUFFER at offset %lx found buffer %d for %s transaction\n",
92d2261214a52f drivers/android/binder.c Tiffany Y. Yang 2025-04-01 4236 proc->pid, thread->pid,
92d2261214a52f drivers/android/binder.c Tiffany Y. Yang 2025-04-01 4237 (unsigned long)data_ptr - proc->alloc.vm_start,
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4238 buffer->debug_id,
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4239 buffer->transaction ? "active" : "finished");
32e9f56a96d8d0 drivers/android/binder.c Todd Kjos 2021-10-15 4240 binder_free_buf(proc, thread, buffer, false);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4241 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4242 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4243
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4244 case BC_TRANSACTION_SG:
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4245 case BC_REPLY_SG: {
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4246 struct binder_transaction_data_sg tr;
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4247
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4248 if (copy_from_user(&tr, ptr, sizeof(tr)))
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4249 return -EFAULT;
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4250 ptr += sizeof(tr);
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4251 binder_transaction(proc, thread, &tr.transaction_data,
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4252 cmd == BC_REPLY_SG, tr.buffers_size);
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4253 break;
7980240b6d63e0 drivers/android/binder.c Martijn Coenen 2017-02-03 4254 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4255 case BC_TRANSACTION:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4256 case BC_REPLY: {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4257 struct binder_transaction_data tr;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4258
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4259 if (copy_from_user(&tr, ptr, sizeof(tr)))
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4260 return -EFAULT;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4261 ptr += sizeof(tr);
4bfac80af3a63f drivers/android/binder.c Martijn Coenen 2017-02-03 4262 binder_transaction(proc, thread, &tr,
4bfac80af3a63f drivers/android/binder.c Martijn Coenen 2017-02-03 4263 cmd == BC_REPLY, 0);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4264 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4265 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4266
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4267 case BC_REGISTER_LOOPER:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4268 binder_debug(BINDER_DEBUG_THREADS,
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4269 "%d:%d BC_REGISTER_LOOPER\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4270 proc->pid, thread->pid);
b3e6861283790d drivers/android/binder.c Todd Kjos 2017-06-29 4271 binder_inner_proc_lock(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4272 if (thread->looper & BINDER_LOOPER_STATE_ENTERED) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4273 thread->looper |= BINDER_LOOPER_STATE_INVALID;
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4274 binder_user_error("%d:%d ERROR: BC_REGISTER_LOOPER called after BC_ENTER_LOOPER\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4275 proc->pid, thread->pid);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4276 } else if (proc->requested_threads == 0) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4277 thread->looper |= BINDER_LOOPER_STATE_INVALID;
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4278 binder_user_error("%d:%d ERROR: BC_REGISTER_LOOPER called without request\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4279 proc->pid, thread->pid);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4280 } else {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4281 proc->requested_threads--;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4282 proc->requested_threads_started++;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4283 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4284 thread->looper |= BINDER_LOOPER_STATE_REGISTERED;
b3e6861283790d drivers/android/binder.c Todd Kjos 2017-06-29 4285 binder_inner_proc_unlock(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4286 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4287 case BC_ENTER_LOOPER:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4288 binder_debug(BINDER_DEBUG_THREADS,
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4289 "%d:%d BC_ENTER_LOOPER\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4290 proc->pid, thread->pid);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4291 if (thread->looper & BINDER_LOOPER_STATE_REGISTERED) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4292 thread->looper |= BINDER_LOOPER_STATE_INVALID;
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4293 binder_user_error("%d:%d ERROR: BC_ENTER_LOOPER called after BC_REGISTER_LOOPER\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4294 proc->pid, thread->pid);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4295 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4296 thread->looper |= BINDER_LOOPER_STATE_ENTERED;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4297 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4298 case BC_EXIT_LOOPER:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4299 binder_debug(BINDER_DEBUG_THREADS,
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4300 "%d:%d BC_EXIT_LOOPER\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4301 proc->pid, thread->pid);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4302 thread->looper |= BINDER_LOOPER_STATE_EXITED;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4303 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4304
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4305 case BC_REQUEST_DEATH_NOTIFICATION:
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4306 case BC_CLEAR_DEATH_NOTIFICATION: {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4307 uint32_t target;
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4308 binder_uintptr_t cookie;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4309 struct binder_ref *ref;
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4310 struct binder_ref_death *death = NULL;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4311
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4312 if (get_user(target, (uint32_t __user *)ptr))
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4313 return -EFAULT;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4314 ptr += sizeof(uint32_t);
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4315 if (get_user(cookie, (binder_uintptr_t __user *)ptr))
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4316 return -EFAULT;
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4317 ptr += sizeof(binder_uintptr_t);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4318 if (cmd == BC_REQUEST_DEATH_NOTIFICATION) {
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4319 /*
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4320 * Allocate memory for death notification
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4321 * before taking lock
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4322 */
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4323 death = kzalloc(sizeof(*death), GFP_KERNEL);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4324 if (death == NULL) {
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4325 WARN_ON(thread->return_error.cmd !=
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4326 BR_OK);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4327 thread->return_error.cmd = BR_ERROR;
148ade2c4d4f46 drivers/android/binder.c Martijn Coenen 2017-11-15 4328 binder_enqueue_thread_work(
148ade2c4d4f46 drivers/android/binder.c Martijn Coenen 2017-11-15 4329 thread,
148ade2c4d4f46 drivers/android/binder.c Martijn Coenen 2017-11-15 4330 &thread->return_error.work);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4331 binder_debug(
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4332 BINDER_DEBUG_FAILED_TRANSACTION,
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4333 "%d:%d BC_REQUEST_DEATH_NOTIFICATION failed\n",
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4334 proc->pid, thread->pid);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4335 break;
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4336 }
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4337 }
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4338 binder_proc_lock(proc);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4339 ref = binder_get_ref_olocked(proc, target, false);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4340 if (ref == NULL) {
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4341 binder_user_error("%d:%d %s invalid ref %d\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4342 proc->pid, thread->pid,
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4343 cmd == BC_REQUEST_DEATH_NOTIFICATION ?
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4344 "BC_REQUEST_DEATH_NOTIFICATION" :
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4345 "BC_CLEAR_DEATH_NOTIFICATION",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4346 target);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4347 binder_proc_unlock(proc);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4348 kfree(death);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4349 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4350 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4351
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4352 binder_debug(BINDER_DEBUG_DEATH_NOTIFICATION,
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4353 "%d:%d %s %016llx ref %d desc %d s %d w %d for node %d\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4354 proc->pid, thread->pid,
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4355 cmd == BC_REQUEST_DEATH_NOTIFICATION ?
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4356 "BC_REQUEST_DEATH_NOTIFICATION" :
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4357 "BC_CLEAR_DEATH_NOTIFICATION",
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4358 (u64)cookie, ref->data.debug_id,
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4359 ref->data.desc, ref->data.strong,
372e3147df7016 drivers/android/binder.c Todd Kjos 2017-06-29 4360 ref->data.weak, ref->node->debug_id);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4361
ab51ec6bdf0b7a drivers/android/binder.c Martijn Coenen 2017-06-29 4362 binder_node_lock(ref->node);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4363 if (cmd == BC_REQUEST_DEATH_NOTIFICATION) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4364 if (ref->death) {
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4365 binder_user_error("%d:%d BC_REQUEST_DEATH_NOTIFICATION death notification already set\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4366 proc->pid, thread->pid);
ab51ec6bdf0b7a drivers/android/binder.c Martijn Coenen 2017-06-29 4367 binder_node_unlock(ref->node);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4368 binder_proc_unlock(proc);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4369 kfree(death);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4370 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4371 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4372 binder_stats_created(BINDER_STAT_DEATH);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4373 INIT_LIST_HEAD(&death->work.entry);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4374 death->cookie = cookie;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4375 ref->death = death;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4376 if (ref->node->proc == NULL) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4377 ref->death->work.type = BINDER_WORK_DEAD_BINDER;
bb74562a7f8398 drivers/android/binder.c Martijn Coenen 2017-08-31 4378
1b77e9dcc3da93 drivers/android/binder.c Martijn Coenen 2017-08-31 4379 binder_inner_proc_lock(proc);
1b77e9dcc3da93 drivers/android/binder.c Martijn Coenen 2017-08-31 4380 binder_enqueue_work_ilocked(
bb74562a7f8398 drivers/android/binder.c Martijn Coenen 2017-08-31 4381 &ref->death->work, &proc->todo);
bb74562a7f8398 drivers/android/binder.c Martijn Coenen 2017-08-31 4382 binder_wakeup_proc_ilocked(proc);
1b77e9dcc3da93 drivers/android/binder.c Martijn Coenen 2017-08-31 4383 binder_inner_proc_unlock(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4384 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4385 } else {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4386 if (ref->death == NULL) {
56b468fc709b2b drivers/staging/android/binder.c Anmol Sarma 2012-10-30 4387 binder_user_error("%d:%d BC_CLEAR_DEATH_NOTIFICATION death notification not active\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4388 proc->pid, thread->pid);
673068eee8560d drivers/android/binder.c Todd Kjos 2017-06-29 4389 binder_node_unlock(ref->node);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4390 binder_proc_unlock(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4391 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4392 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4393 death = ref->death;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4394 if (death->cookie != cookie) {
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4395 binder_user_error("%d:%d BC_CLEAR_DEATH_NOTIFICATION death notification cookie mismatch %016llx != %016llx\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4396 proc->pid, thread->pid,
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4397 (u64)death->cookie,
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4398 (u64)cookie);
673068eee8560d drivers/android/binder.c Todd Kjos 2017-06-29 4399 binder_node_unlock(ref->node);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4400 binder_proc_unlock(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4401 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4402 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4403 ref->death = NULL;
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4404 binder_inner_proc_lock(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4405 if (list_empty(&death->work.entry)) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4406 death->work.type = BINDER_WORK_CLEAR_DEATH_NOTIFICATION;
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4407 if (thread->looper &
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4408 (BINDER_LOOPER_STATE_REGISTERED |
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4409 BINDER_LOOPER_STATE_ENTERED))
148ade2c4d4f46 drivers/android/binder.c Martijn Coenen 2017-11-15 4410 binder_enqueue_thread_work_ilocked(
148ade2c4d4f46 drivers/android/binder.c Martijn Coenen 2017-11-15 4411 thread,
148ade2c4d4f46 drivers/android/binder.c Martijn Coenen 2017-11-15 4412 &death->work);
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4413 else {
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4414 binder_enqueue_work_ilocked(
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4415 &death->work,
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4416 &proc->todo);
1b77e9dcc3da93 drivers/android/binder.c Martijn Coenen 2017-08-31 4417 binder_wakeup_proc_ilocked(
408c68b17aea2f drivers/android/binder.c Martijn Coenen 2017-08-31 4418 proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4419 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4420 } else {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4421 BUG_ON(death->work.type != BINDER_WORK_DEAD_BINDER);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4422 death->work.type = BINDER_WORK_DEAD_BINDER_AND_CLEAR;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4423 }
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4424 binder_inner_proc_unlock(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4425 }
ab51ec6bdf0b7a drivers/android/binder.c Martijn Coenen 2017-06-29 4426 binder_node_unlock(ref->node);
2c1838dc6817dd drivers/android/binder.c Todd Kjos 2017-06-29 4427 binder_proc_unlock(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4428 } break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4429 case BC_DEAD_BINDER_DONE: {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4430 struct binder_work *w;
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4431 binder_uintptr_t cookie;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4432 struct binder_ref_death *death = NULL;
10f62861b4a2f2 drivers/staging/android/binder.c Seunghun Lee 2014-05-01 4433
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4434 if (get_user(cookie, (binder_uintptr_t __user *)ptr))
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4435 return -EFAULT;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4436
7a64cd887fdb97 drivers/android/binder.c Lisa Du 2016-02-17 4437 ptr += sizeof(cookie);
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4438 binder_inner_proc_lock(proc);
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4439 list_for_each_entry(w, &proc->delivered_death,
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4440 entry) {
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4441 struct binder_ref_death *tmp_death =
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4442 container_of(w,
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4443 struct binder_ref_death,
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4444 work);
10f62861b4a2f2 drivers/staging/android/binder.c Seunghun Lee 2014-05-01 4445
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4446 if (tmp_death->cookie == cookie) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4447 death = tmp_death;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4448 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4449 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4450 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4451 binder_debug(BINDER_DEBUG_DEAD_BINDER,
8ca86f1639ec58 drivers/android/binder.c Todd Kjos 2018-02-07 4452 "%d:%d BC_DEAD_BINDER_DONE %016llx found %pK\n",
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4453 proc->pid, thread->pid, (u64)cookie,
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4454 death);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4455 if (death == NULL) {
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4456 binder_user_error("%d:%d BC_DEAD_BINDER_DONE %016llx not found\n",
da49889deb34d3 drivers/staging/android/binder.c Arve Hjønnevåg 2014-02-21 4457 proc->pid, thread->pid, (u64)cookie);
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4458 binder_inner_proc_unlock(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4459 break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4460 }
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4461 binder_dequeue_work_ilocked(&death->work);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4462 if (death->work.type == BINDER_WORK_DEAD_BINDER_AND_CLEAR) {
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4463 death->work.type = BINDER_WORK_CLEAR_DEATH_NOTIFICATION;
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4464 if (thread->looper &
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4465 (BINDER_LOOPER_STATE_REGISTERED |
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4466 BINDER_LOOPER_STATE_ENTERED))
148ade2c4d4f46 drivers/android/binder.c Martijn Coenen 2017-11-15 4467 binder_enqueue_thread_work_ilocked(
148ade2c4d4f46 drivers/android/binder.c Martijn Coenen 2017-11-15 4468 thread, &death->work);
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4469 else {
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4470 binder_enqueue_work_ilocked(
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4471 &death->work,
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4472 &proc->todo);
408c68b17aea2f drivers/android/binder.c Martijn Coenen 2017-08-31 4473 binder_wakeup_proc_ilocked(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4474 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4475 }
72196393a5e3d2 drivers/android/binder.c Todd Kjos 2017-06-29 4476 binder_inner_proc_unlock(proc);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4477 } break;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4478
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4479 case BC_REQUEST_FREEZE_NOTIFICATION: {
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4480 struct binder_handle_cookie handle_cookie;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4481 int error;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4482
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4483 if (copy_from_user(&handle_cookie, ptr, sizeof(handle_cookie)))
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4484 return -EFAULT;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4485 ptr += sizeof(handle_cookie);
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4486 error = binder_request_freeze_notification(proc, thread,
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4487 &handle_cookie);
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4488 if (error)
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4489 return error;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4490 } break;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4491
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4492 case BC_CLEAR_FREEZE_NOTIFICATION: {
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4493 struct binder_handle_cookie handle_cookie;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4494 int error;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4495
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4496 if (copy_from_user(&handle_cookie, ptr, sizeof(handle_cookie)))
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4497 return -EFAULT;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4498 ptr += sizeof(handle_cookie);
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4499 error = binder_clear_freeze_notification(proc, thread, &handle_cookie);
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4500 if (error)
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4501 return error;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4502 } break;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4503
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4504 case BC_FREEZE_NOTIFICATION_DONE: {
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4505 binder_uintptr_t cookie;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4506 int error;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4507
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4508 if (get_user(cookie, (binder_uintptr_t __user *)ptr))
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4509 return -EFAULT;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4510
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4511 ptr += sizeof(cookie);
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4512 error = binder_freeze_notification_done(proc, thread, cookie);
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4513 if (error)
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4514 return error;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4515 } break;
d579b04a52a183 drivers/android/binder.c Yu-Ting Tseng 2024-07-09 4516
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4517 default:
da4864962d768b drivers/android/binder.c Carlos Llamas 2022-05-09 4518 pr_err("%d:%d unknown command %u\n",
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4519 proc->pid, thread->pid, cmd);
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4520 return -EINVAL;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4521 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4522 *consumed = ptr - buffer;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4523 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4524 return 0;
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4525 }
355b0502f6efea drivers/staging/android/binder.c Greg Kroah-Hartman 2011-11-30 4526
:::::: The code at line 4145 was first introduced by commit
:::::: da49889deb34d351cdd113f9d1607dbb830cb5bb staging: binder: Support concurrent 32 bit and 64 bit processes.
:::::: TO: Arve Hjønnevåg <arve@...roid.com>
:::::: CC: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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