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Date: Tue, 1 Oct 2013 21:39:48 -0400
From: Mathieu Rhéaume <mathieu@...ingrhemes.com>
To: mathieu@...ingrhemes.com
Cc: gregkh@...uxfoundation.org, arve@...roid.com,
dan.carpenter@...cle.com, mirsal@...sal.fr,
serban.constantinescu@....com, devel@...verdev.osuosl.org,
linux-kernel@...r.kernel.org
Subject: [PATCH] Staging: android: binder.c: Fixed 80 characters warnings from checkpatch.pl
Fixed a lot of warnings from checkpatch.pl about the 80 characters per line limitation.
Signed-off-by: Mathieu Rhéaume <mathieu@...ingrhemes.com>
---
drivers/staging/android/binder.c | 520 ++++++++++++++++++++++++++-------------
1 file changed, 353 insertions(+), 167 deletions(-)
diff --git a/drivers/staging/android/binder.c b/drivers/staging/android/binder.c
index 98ac020..09edebb 100644
--- a/drivers/staging/android/binder.c
+++ b/drivers/staging/android/binder.c
@@ -663,7 +663,8 @@ static struct binder_buffer *binder_alloc_buf(struct binder_proc *proc,
ALIGN(offsets_size, sizeof(void *));
if (size < data_size || size < offsets_size) {
- binder_user_error("%d: got transaction with invalid size %zd-%zd\n",
+ binder_user_error(
+ "%d: got transaction with invalid size %zd-%zd\n",
proc->pid, data_size, offsets_size);
return NULL;
}
@@ -1093,7 +1094,7 @@ static void binder_delete_ref(struct binder_ref *ref)
binder_dec_node(ref->node, 0, 1);
if (ref->death) {
binder_debug(BINDER_DEBUG_DEAD_BINDER,
- "%d delete ref %d desc %d has death notification\n",
+ "%d delete ref %d desc %d has death notification\n",
ref->proc->pid, ref->debug_id, ref->desc);
list_del(&ref->death->work.entry);
kfree(ref->death);
@@ -1130,7 +1131,8 @@ static int binder_dec_ref(struct binder_ref *ref, int strong)
{
if (strong) {
if (ref->strong == 0) {
- binder_user_error("%d invalid dec strong, ref %d desc %d s %d w %d\n",
+ binder_user_error(
+ "%d invalid dec strong, ref %d desc %d s %d w %d\n",
ref->proc->pid, ref->debug_id,
ref->desc, ref->strong, ref->weak);
return -EINVAL;
@@ -1144,7 +1146,8 @@ static int binder_dec_ref(struct binder_ref *ref, int strong)
}
} else {
if (ref->weak == 0) {
- binder_user_error("%d invalid dec weak, ref %d desc %d s %d w %d\n",
+ binder_user_error(
+ "%d invalid dec weak, ref %d desc %d s %d w %d\n",
ref->proc->pid, ref->debug_id,
ref->desc, ref->strong, ref->weak);
return -EINVAL;
@@ -1189,15 +1192,17 @@ static void binder_send_failed_reply(struct binder_transaction *t,
}
if (target_thread->return_error == BR_OK) {
binder_debug(BINDER_DEBUG_FAILED_TRANSACTION,
- "send failed reply for transaction %d to %d:%d\n",
- t->debug_id, target_thread->proc->pid,
- target_thread->pid);
+ "send failed reply for transaction %d to %d:%d\n",
+ t->debug_id,
+ target_thread->proc->pid,
+ target_thread->pid);
binder_pop_transaction(target_thread, t);
target_thread->return_error = error_code;
wake_up_interruptible(&target_thread->wait);
} else {
- pr_err("reply failed, target thread, %d:%d, has error code %d already\n",
+ pr_err(
+ "reply failed, target thread, %d:%d, has error code %d already\n",
target_thread->proc->pid,
target_thread->pid,
target_thread->return_error);
@@ -1207,19 +1212,19 @@ static void binder_send_failed_reply(struct binder_transaction *t,
struct binder_transaction *next = t->from_parent;
binder_debug(BINDER_DEBUG_FAILED_TRANSACTION,
- "send failed reply for transaction %d, target dead\n",
+ "send failed reply for transaction %d, target dead\n",
t->debug_id);
binder_pop_transaction(target_thread, t);
if (next == NULL) {
binder_debug(BINDER_DEBUG_DEAD_BINDER,
- "reply failed, no target thread at root\n");
+ "reply failed, no target thread at root\n");
return;
}
t = next;
binder_debug(BINDER_DEBUG_DEAD_BINDER,
- "reply failed, no target thread -- retry %d\n",
- t->debug_id);
+ "reply failed, no target thread -- retry %d\n",
+ t->debug_id);
}
}
}
@@ -1239,7 +1244,8 @@ static void binder_transaction_buffer_release(struct binder_proc *proc,
if (buffer->target_node)
binder_dec_node(buffer->target_node, 1, 0);
- offp = (size_t *)(buffer->data + ALIGN(buffer->data_size, sizeof(void *)));
+ offp = (size_t *)(buffer->data + ALIGN(buffer->data_size,
+ sizeof(void *)));
if (failed_at)
off_end = failed_at;
else
@@ -1249,15 +1255,17 @@ static void binder_transaction_buffer_release(struct binder_proc *proc,
if (*offp > buffer->data_size - sizeof(*fp) ||
buffer->data_size < sizeof(*fp) ||
!IS_ALIGNED(*offp, sizeof(u32))) {
- pr_err("transaction release %d bad offset %zd, size %zd\n",
- debug_id, *offp, buffer->data_size);
+ pr_err(
+ "transaction release %d bad offset %zd, size %zd\n",
+ debug_id, *offp, buffer->data_size);
continue;
}
fp = (struct flat_binder_object *)(buffer->data + *offp);
switch (fp->type) {
case BINDER_TYPE_BINDER:
case BINDER_TYPE_WEAK_BINDER: {
- struct binder_node *node = binder_get_node(proc, fp->binder);
+ struct binder_node *node = binder_get_node(proc,
+ fp->binder);
if (node == NULL) {
pr_err("transaction release %d bad node %p\n",
debug_id, fp->binder);
@@ -1266,11 +1274,13 @@ static void binder_transaction_buffer_release(struct binder_proc *proc,
binder_debug(BINDER_DEBUG_TRANSACTION,
" node %d u%p\n",
node->debug_id, node->ptr);
- binder_dec_node(node, fp->type == BINDER_TYPE_BINDER, 0);
+ binder_dec_node(node, fp->type ==
+ BINDER_TYPE_BINDER, 0);
} break;
case BINDER_TYPE_HANDLE:
case BINDER_TYPE_WEAK_HANDLE: {
- struct binder_ref *ref = binder_get_ref(proc, fp->handle);
+ struct binder_ref *ref = binder_get_ref(proc,
+ fp->handle);
if (ref == NULL) {
pr_err("transaction release %d bad handle %d\n",
debug_id, fp->handle);
@@ -1278,7 +1288,9 @@ static void binder_transaction_buffer_release(struct binder_proc *proc,
}
binder_debug(BINDER_DEBUG_TRANSACTION,
" ref %d desc %d (node %d)\n",
- ref->debug_id, ref->desc, ref->node->debug_id);
+ ref->debug_id,
+ ref->desc,
+ ref->node->debug_id);
binder_dec_ref(ref, fp->type == BINDER_TYPE_HANDLE);
} break;
@@ -1324,8 +1336,9 @@ static void binder_transaction(struct binder_proc *proc,
if (reply) {
in_reply_to = thread->transaction_stack;
if (in_reply_to == NULL) {
- binder_user_error("%d:%d got reply transaction with no transaction stack\n",
- proc->pid, thread->pid);
+ binder_user_error(
+ "%d:%d got reply transaction with no transaction stack\n",
+ proc->pid, thread->pid);
return_error = BR_FAILED_REPLY;
goto err_empty_call_stack;
}
@@ -1364,8 +1377,9 @@ static void binder_transaction(struct binder_proc *proc,
struct binder_ref *ref;
ref = binder_get_ref(proc, tr->target.handle);
if (ref == NULL) {
- binder_user_error("%d:%d got transaction to invalid handle\n",
- proc->pid, thread->pid);
+ binder_user_error(
+ "%d:%d got transaction to invalid handle\n",
+ proc->pid, thread->pid);
return_error = BR_FAILED_REPLY;
goto err_invalid_target_handle;
}
@@ -1432,14 +1446,14 @@ static void binder_transaction(struct binder_proc *proc,
if (reply)
binder_debug(BINDER_DEBUG_TRANSACTION,
- "%d:%d BC_REPLY %d -> %d:%d, data %p-%p size %zd-%zd\n",
+ "%d:%d BC_REPLY %d -> %d:%d, data %p-%p size %zd-%zd\n",
proc->pid, thread->pid, t->debug_id,
target_proc->pid, target_thread->pid,
tr->data.ptr.buffer, tr->data.ptr.offsets,
tr->data_size, tr->offsets_size);
else
binder_debug(BINDER_DEBUG_TRANSACTION,
- "%d:%d BC_TRANSACTION %d -> %d - node %d, data %p-%p size %zd-%zd\n",
+ "%d:%d BC_TRANSACTION %d -> %d - node %d, data %p-%p size %zd-%zd\n",
proc->pid, thread->pid, t->debug_id,
target_proc->pid, target_node->debug_id,
tr->data.ptr.buffer, tr->data.ptr.offsets,
@@ -1472,23 +1486,29 @@ static void binder_transaction(struct binder_proc *proc,
if (target_node)
binder_inc_node(target_node, 1, 0, NULL);
- offp = (size_t *)(t->buffer->data + ALIGN(tr->data_size, sizeof(void *)));
+ offp = (size_t *)(t->buffer->data + ALIGN(tr->data_size,
+ sizeof(void *)));
- if (copy_from_user(t->buffer->data, tr->data.ptr.buffer, tr->data_size)) {
- binder_user_error("%d:%d got transaction with invalid data ptr\n",
- proc->pid, thread->pid);
+ if (copy_from_user(t->buffer->data,
+ tr->data.ptr.buffer,
+ tr->data_size)) {
+ binder_user_error(
+ "%d:%d got transaction with invalid data ptr\n",
+ proc->pid, thread->pid);
return_error = BR_FAILED_REPLY;
goto err_copy_data_failed;
}
if (copy_from_user(offp, tr->data.ptr.offsets, tr->offsets_size)) {
- binder_user_error("%d:%d got transaction with invalid offsets ptr\n",
- proc->pid, thread->pid);
+ binder_user_error(
+ "%d:%d got transaction with invalid offsets ptr\n",
+ proc->pid, thread->pid);
return_error = BR_FAILED_REPLY;
goto err_copy_data_failed;
}
if (!IS_ALIGNED(tr->offsets_size, sizeof(size_t))) {
- binder_user_error("%d:%d got transaction with invalid offsets size, %zd\n",
- proc->pid, thread->pid, tr->offsets_size);
+ binder_user_error(
+ "%d:%d got transaction with invalid offsets size, %zd\n",
+ proc->pid, thread->pid, tr->offsets_size);
return_error = BR_FAILED_REPLY;
goto err_bad_offset;
}
@@ -1498,7 +1518,8 @@ static void binder_transaction(struct binder_proc *proc,
if (*offp > t->buffer->data_size - sizeof(*fp) ||
t->buffer->data_size < sizeof(*fp) ||
!IS_ALIGNED(*offp, sizeof(u32))) {
- binder_user_error("%d:%d got transaction with invalid offset, %zd\n",
+ binder_user_error(
+ "%d:%d got transaction with invalid offset, %zd\n",
proc->pid, thread->pid, *offp);
return_error = BR_FAILED_REPLY;
goto err_bad_offset;
@@ -1508,18 +1529,26 @@ static void binder_transaction(struct binder_proc *proc,
case BINDER_TYPE_BINDER:
case BINDER_TYPE_WEAK_BINDER: {
struct binder_ref *ref;
- struct binder_node *node = binder_get_node(proc, fp->binder);
+ struct binder_node *node = binder_get_node(proc,
+ fp->binder);
if (node == NULL) {
- node = binder_new_node(proc, fp->binder, fp->cookie);
+ node = binder_new_node(proc,
+ fp->binder,
+ fp->cookie);
if (node == NULL) {
return_error = BR_FAILED_REPLY;
goto err_binder_new_node_failed;
}
- node->min_priority = fp->flags & FLAT_BINDER_FLAG_PRIORITY_MASK;
- node->accept_fds = !!(fp->flags & FLAT_BINDER_FLAG_ACCEPTS_FDS);
+ node->min_priority =
+ fp->flags &
+ FLAT_BINDER_FLAG_PRIORITY_MASK;
+ node->accept_fds =
+ !!(fp->flags &
+ FLAT_BINDER_FLAG_ACCEPTS_FDS);
}
if (fp->cookie != node->cookie) {
- binder_user_error("%d:%d sending u%p node %d, cookie mismatch %p != %p\n",
+ binder_user_error(
+ "%d:%d sending u%p node %d, cookie mismatch %p != %p\n",
proc->pid, thread->pid,
fp->binder, node->debug_id,
fp->cookie, node->cookie);
@@ -1546,9 +1575,11 @@ static void binder_transaction(struct binder_proc *proc,
} break;
case BINDER_TYPE_HANDLE:
case BINDER_TYPE_WEAK_HANDLE: {
- struct binder_ref *ref = binder_get_ref(proc, fp->handle);
+ struct binder_ref *ref = binder_get_ref(proc,
+ fp->handle);
if (ref == NULL) {
- binder_user_error("%d:%d got transaction with invalid handle, %d\n",
+ binder_user_error(
+ "%d:%d got transaction with invalid handle, %d\n",
proc->pid,
thread->pid, fp->handle);
return_error = BR_FAILED_REPLY;
@@ -1561,27 +1592,38 @@ static void binder_transaction(struct binder_proc *proc,
fp->type = BINDER_TYPE_WEAK_BINDER;
fp->binder = ref->node->ptr;
fp->cookie = ref->node->cookie;
- binder_inc_node(ref->node, fp->type == BINDER_TYPE_BINDER, 0, NULL);
+ binder_inc_node(ref->node,
+ fp->type == BINDER_TYPE_BINDER,
+ 0,
+ NULL);
trace_binder_transaction_ref_to_node(t, ref);
binder_debug(BINDER_DEBUG_TRANSACTION,
- " ref %d desc %d -> node %d u%p\n",
- ref->debug_id, ref->desc, ref->node->debug_id,
- ref->node->ptr);
+ " ref %d desc %d -> node %d u%p\n",
+ ref->debug_id,
+ ref->desc,
+ ref->node->debug_id,
+ ref->node->ptr);
} else {
struct binder_ref *new_ref;
- new_ref = binder_get_ref_for_node(target_proc, ref->node);
+ new_ref = binder_get_ref_for_node(target_proc,
+ ref->node);
if (new_ref == NULL) {
return_error = BR_FAILED_REPLY;
goto err_binder_get_ref_for_node_failed;
}
fp->handle = new_ref->desc;
- binder_inc_ref(new_ref, fp->type == BINDER_TYPE_HANDLE, NULL);
+ binder_inc_ref(new_ref,
+ fp->type == BINDER_TYPE_HANDLE,
+ NULL);
trace_binder_transaction_ref_to_ref(t, ref,
new_ref);
binder_debug(BINDER_DEBUG_TRANSACTION,
" ref %d desc %d -> ref %d desc %d (node %d)\n",
- ref->debug_id, ref->desc, new_ref->debug_id,
- new_ref->desc, ref->node->debug_id);
+ ref->debug_id,
+ ref->desc,
+ new_ref->debug_id,
+ new_ref->desc,
+ ref->node->debug_id);
}
} break;
@@ -1591,13 +1633,17 @@ static void binder_transaction(struct binder_proc *proc,
if (reply) {
if (!(in_reply_to->flags & TF_ACCEPT_FDS)) {
- binder_user_error("%d:%d got reply with fd, %d, but target does not allow fds\n",
- proc->pid, thread->pid, fp->handle);
+ binder_user_error(
+ "%d:%d got reply with fd, %d, but target does not allow fds\n",
+ proc->pid,
+ thread->pid,
+ fp->handle);
return_error = BR_FAILED_REPLY;
goto err_fd_not_allowed;
}
} else if (!target_node->accept_fds) {
- binder_user_error("%d:%d got transaction with fd, %d, but target does not allow fds\n",
+ binder_user_error(
+ "%d:%d got transaction with fd, %d, but target does not allow fds\n",
proc->pid, thread->pid, fp->handle);
return_error = BR_FAILED_REPLY;
goto err_fd_not_allowed;
@@ -1605,28 +1651,32 @@ static void binder_transaction(struct binder_proc *proc,
file = fget(fp->handle);
if (file == NULL) {
- binder_user_error("%d:%d got transaction with invalid fd, %d\n",
+ binder_user_error(
+ "%d:%d got transaction with invalid fd, %d\n",
proc->pid, thread->pid, fp->handle);
return_error = BR_FAILED_REPLY;
goto err_fget_failed;
}
- target_fd = task_get_unused_fd_flags(target_proc, O_CLOEXEC);
+ target_fd = task_get_unused_fd_flags(target_proc,
+ O_CLOEXEC);
if (target_fd < 0) {
fput(file);
- return_error = BR_FAILED_REPLY;
goto err_get_unused_fd_failed;
}
task_fd_install(target_proc, target_fd, file);
trace_binder_transaction_fd(t, fp->handle, target_fd);
binder_debug(BINDER_DEBUG_TRANSACTION,
- " fd %d -> %d\n", fp->handle, target_fd);
+ " fd %d -> %d\n",
+ fp->handle,
+ target_fd);
/* TODO: fput? */
fp->handle = target_fd;
} break;
default:
- binder_user_error("%d:%d got transaction with invalid object type, %x\n",
- proc->pid, thread->pid, fp->type);
+ binder_user_error(
+ "%d:%d got transaction with invalid object type, %x\n",
+ proc->pid, thread->pid, fp->type);
return_error = BR_FAILED_REPLY;
goto err_bad_object_type;
}
@@ -1688,7 +1738,8 @@ err_no_context_mgr_node:
{
struct binder_transaction_log_entry *fe;
- fe = binder_transaction_log_add(&binder_transaction_log_failed);
+ fe = binder_transaction_log_add(
+ &binder_transaction_log_failed);
*fe = *e;
}
@@ -1700,7 +1751,8 @@ err_no_context_mgr_node:
thread->return_error = return_error;
}
-int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
+int binder_thread_write(struct binder_proc *proc,
+ struct binder_thread *thread,
void __user *buffer, size_t size, size_t *consumed)
{
uint32_t cmd;
@@ -1734,14 +1786,17 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
ref = binder_get_ref_for_node(proc,
binder_context_mgr_node);
if (ref->desc != target) {
- binder_user_error("%d:%d tried to acquire reference to desc 0, got %d instead\n",
- proc->pid, thread->pid,
- ref->desc);
+ binder_user_error(
+ "%d:%d tried to acquire reference to desc 0, got %d instead\n",
+ proc->pid,
+ thread->pid,
+ ref->desc);
}
} else
ref = binder_get_ref(proc, target);
if (ref == NULL) {
- binder_user_error("%d:%d refcount change on invalid ref %d\n",
+ binder_user_error(
+ "%d:%d refcount change on invalid ref %d\n",
proc->pid, thread->pid, target);
break;
}
@@ -1765,9 +1820,15 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
break;
}
binder_debug(BINDER_DEBUG_USER_REFS,
- "%d:%d %s ref %d desc %d s %d w %d for node %d\n",
- proc->pid, thread->pid, debug_string, ref->debug_id,
- ref->desc, ref->strong, ref->weak, ref->node->debug_id);
+ "%d:%d %s ref %d desc %d s %d w %d for node %d\n",
+ proc->pid,
+ thread->pid,
+ debug_string,
+ ref->debug_id,
+ ref->desc,
+ ref->strong,
+ ref->weak,
+ ref->node->debug_id);
break;
}
case BC_INCREFS_DONE:
@@ -1793,7 +1854,8 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
break;
}
if (cookie != node->cookie) {
- binder_user_error("%d:%d %s u%p node %d cookie mismatch %p != %p\n",
+ binder_user_error(
+ "%d:%d %s u%p node %d cookie mismatch %p != %p\n",
proc->pid, thread->pid,
cmd == BC_INCREFS_DONE ?
"BC_INCREFS_DONE" : "BC_ACQUIRE_DONE",
@@ -1803,27 +1865,33 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
}
if (cmd == BC_ACQUIRE_DONE) {
if (node->pending_strong_ref == 0) {
- binder_user_error("%d:%d BC_ACQUIRE_DONE node %d has no pending acquire request\n",
- proc->pid, thread->pid,
+ binder_user_error(
+ "%d:%d BC_ACQUIRE_DONE node %d has no pending acquire request\n",
+ proc->pid,
+ thread->pid,
node->debug_id);
break;
}
node->pending_strong_ref = 0;
} else {
if (node->pending_weak_ref == 0) {
- binder_user_error("%d:%d BC_INCREFS_DONE node %d has no pending increfs request\n",
+ binder_user_error(
+ "%d:%d BC_INCREFS_DONE node %d has no pending increfs request\n",
proc->pid, thread->pid,
- node->debug_id);
+ node->debug_id);
break;
}
node->pending_weak_ref = 0;
}
binder_dec_node(node, cmd == BC_ACQUIRE_DONE, 0);
binder_debug(BINDER_DEBUG_USER_REFS,
- "%d:%d %s node %d ls %d lw %d\n",
- proc->pid, thread->pid,
- cmd == BC_INCREFS_DONE ? "BC_INCREFS_DONE" : "BC_ACQUIRE_DONE",
- node->debug_id, node->local_strong_refs, node->local_weak_refs);
+ "%d:%d %s node %d ls %d lw %d\n",
+ proc->pid, thread->pid,
+ cmd == BC_INCREFS_DONE ?
+ "BC_INCREFS_DONE" : "BC_ACQUIRE_DONE",
+ node->debug_id,
+ node->local_strong_refs,
+ node->local_weak_refs);
break;
}
case BC_ATTEMPT_ACQUIRE:
@@ -1843,30 +1911,42 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
buffer = binder_buffer_lookup(proc, data_ptr);
if (buffer == NULL) {
- binder_user_error("%d:%d BC_FREE_BUFFER u%p no match\n",
+ binder_user_error(
+ "%d:%d BC_FREE_BUFFER u%p no match\n",
proc->pid, thread->pid, data_ptr);
break;
}
if (!buffer->allow_user_free) {
- binder_user_error("%d:%d BC_FREE_BUFFER u%p matched unreturned buffer\n",
+ binder_user_error(
+ "%d:%d BC_FREE_BUFFER u%p matched unreturned buffer\n",
proc->pid, thread->pid, data_ptr);
break;
}
binder_debug(BINDER_DEBUG_FREE_BUFFER,
- "%d:%d BC_FREE_BUFFER u%p found buffer %d for %s transaction\n",
- proc->pid, thread->pid, data_ptr, buffer->debug_id,
- buffer->transaction ? "active" : "finished");
+ "%d:%d BC_FREE_BUFFER u%p found buffer %d for %s transaction\n",
+ proc->pid,
+ thread->pid,
+ data_ptr,
+ buffer->debug_id,
+ buffer->transaction ? "active" :
+ "finished");
if (buffer->transaction) {
buffer->transaction->buffer = NULL;
buffer->transaction = NULL;
}
if (buffer->async_transaction && buffer->target_node) {
- BUG_ON(!buffer->target_node->has_async_transaction);
- if (list_empty(&buffer->target_node->async_todo))
- buffer->target_node->has_async_transaction = 0;
+ BUG_ON(!buffer->target_node->
+ has_async_transaction);
+ if (list_empty(&buffer->
+ target_node->async_todo))
+ buffer->target_node->
+ has_async_transaction = 0;
else
- list_move_tail(buffer->target_node->async_todo.next, &thread->todo);
+ list_move_tail(buffer->
+ target_node->
+ async_todo.next,
+ &thread->todo);
}
trace_binder_transaction_buffer_release(buffer);
binder_transaction_buffer_release(proc, buffer, NULL);
@@ -1891,11 +1971,13 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
proc->pid, thread->pid);
if (thread->looper & BINDER_LOOPER_STATE_ENTERED) {
thread->looper |= BINDER_LOOPER_STATE_INVALID;
- binder_user_error("%d:%d ERROR: BC_REGISTER_LOOPER called after BC_ENTER_LOOPER\n",
+ binder_user_error(
+ "%d:%d ERROR: BC_REGISTER_LOOPER called after BC_ENTER_LOOPER\n",
proc->pid, thread->pid);
} else if (proc->requested_threads == 0) {
thread->looper |= BINDER_LOOPER_STATE_INVALID;
- binder_user_error("%d:%d ERROR: BC_REGISTER_LOOPER called without request\n",
+ binder_user_error(
+ "%d:%d ERROR: BC_REGISTER_LOOPER called without request\n",
proc->pid, thread->pid);
} else {
proc->requested_threads--;
@@ -1909,7 +1991,8 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
proc->pid, thread->pid);
if (thread->looper & BINDER_LOOPER_STATE_REGISTERED) {
thread->looper |= BINDER_LOOPER_STATE_INVALID;
- binder_user_error("%d:%d ERROR: BC_ENTER_LOOPER called after BC_REGISTER_LOOPER\n",
+ binder_user_error(
+ "%d:%d ERROR: BC_ENTER_LOOPER called after BC_REGISTER_LOOPER\n",
proc->pid, thread->pid);
}
thread->looper |= BINDER_LOOPER_STATE_ENTERED;
@@ -1951,21 +2034,24 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
cmd == BC_REQUEST_DEATH_NOTIFICATION ?
"BC_REQUEST_DEATH_NOTIFICATION" :
"BC_CLEAR_DEATH_NOTIFICATION",
- cookie, ref->debug_id, ref->desc,
- ref->strong, ref->weak, ref->node->debug_id);
+ cookie, ref->debug_id,
+ ref->desc, ref->strong,
+ ref->weak, ref->node->debug_id);
if (cmd == BC_REQUEST_DEATH_NOTIFICATION) {
if (ref->death) {
- binder_user_error("%d:%d BC_REQUEST_DEATH_NOTIFICATION death notification already set\n",
+ binder_user_error(
+"%d:%d BC_REQUEST_DEATH_NOTIFICATION death notification already set\n",
proc->pid, thread->pid);
break;
}
death = kzalloc(sizeof(*death), GFP_KERNEL);
if (death == NULL) {
thread->return_error = BR_ERROR;
- binder_debug(BINDER_DEBUG_FAILED_TRANSACTION,
- "%d:%d BC_REQUEST_DEATH_NOTIFICATION failed\n",
- proc->pid, thread->pid);
+ binder_debug(
+ BINDER_DEBUG_FAILED_TRANSACTION,
+ "%d:%d BC_REQUEST_DEATH_NOTIFICATION failed\n",
+ proc->pid, thread->pid);
break;
}
binder_stats_created(BINDER_STAT_DEATH);
@@ -1973,17 +2059,28 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
death->cookie = cookie;
ref->death = death;
if (ref->node->proc == NULL) {
- ref->death->work.type = BINDER_WORK_DEAD_BINDER;
- if (thread->looper & (BINDER_LOOPER_STATE_REGISTERED | BINDER_LOOPER_STATE_ENTERED)) {
- list_add_tail(&ref->death->work.entry, &thread->todo);
+ ref->death->work.type =
+ BINDER_WORK_DEAD_BINDER;
+ if (thread->looper &
+ (BINDER_LOOPER_STATE_REGISTERED|
+ BINDER_LOOPER_STATE_ENTERED)) {
+ list_add_tail(&ref->
+ death->
+ work.entry,
+ &thread->todo);
} else {
- list_add_tail(&ref->death->work.entry, &proc->todo);
- wake_up_interruptible(&proc->wait);
+ list_add_tail(&ref->
+ death->
+ work.entry,
+ &proc->todo);
+ wake_up_interruptible(&proc->
+ wait);
}
}
} else {
if (ref->death == NULL) {
- binder_user_error("%d:%d BC_CLEAR_DEATH_NOTIFICATION death notification not active\n",
+ binder_user_error(
+ "%d:%d BC_CLEAR_DEATH_NOTIFICATION death notification not active\n",
proc->pid, thread->pid);
break;
}
@@ -1996,16 +2093,26 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
}
ref->death = NULL;
if (list_empty(&death->work.entry)) {
- death->work.type = BINDER_WORK_CLEAR_DEATH_NOTIFICATION;
- if (thread->looper & (BINDER_LOOPER_STATE_REGISTERED | BINDER_LOOPER_STATE_ENTERED)) {
- list_add_tail(&death->work.entry, &thread->todo);
+ death->work.type =
+ BINDER_WORK_CLEAR_DEATH_NOTIFICATION;
+ if (thread->looper &
+ (BINDER_LOOPER_STATE_REGISTERED|
+ BINDER_LOOPER_STATE_ENTERED)) {
+ list_add_tail(&death->
+ work.entry,
+ &thread->todo);
} else {
- list_add_tail(&death->work.entry, &proc->todo);
- wake_up_interruptible(&proc->wait);
+ list_add_tail(&death->
+ work.entry,
+ &proc->todo);
+ wake_up_interruptible(&proc->
+ wait);
}
} else {
- BUG_ON(death->work.type != BINDER_WORK_DEAD_BINDER);
- death->work.type = BINDER_WORK_DEAD_BINDER_AND_CLEAR;
+ BUG_ON(death->work.type !=
+ BINDER_WORK_DEAD_BINDER);
+ death->work.type =
+ BINDER_WORK_DEAD_BINDER_AND_CLEAR;
}
}
} break;
@@ -2017,29 +2124,42 @@ int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread,
return -EFAULT;
ptr += sizeof(void *);
- list_for_each_entry(w, &proc->delivered_death, entry) {
- struct binder_ref_death *tmp_death = container_of(w, struct binder_ref_death, work);
+ list_for_each_entry(w,
+ &proc->delivered_death,
+ entry) {
+ struct binder_ref_death *tmp_death =
+ container_of(w,
+ struct binder_ref_death,
+ work);
if (tmp_death->cookie == cookie) {
death = tmp_death;
break;
}
}
binder_debug(BINDER_DEBUG_DEAD_BINDER,
- "%d:%d BC_DEAD_BINDER_DONE %p found %p\n",
+ "%d:%d BC_DEAD_BINDER_DONE %p found %p\n",
proc->pid, thread->pid, cookie, death);
if (death == NULL) {
- binder_user_error("%d:%d BC_DEAD_BINDER_DONE %p not found\n",
+ binder_user_error(
+ "%d:%d BC_DEAD_BINDER_DONE %p not found\n",
proc->pid, thread->pid, cookie);
break;
}
list_del_init(&death->work.entry);
- if (death->work.type == BINDER_WORK_DEAD_BINDER_AND_CLEAR) {
- death->work.type = BINDER_WORK_CLEAR_DEATH_NOTIFICATION;
- if (thread->looper & (BINDER_LOOPER_STATE_REGISTERED | BINDER_LOOPER_STATE_ENTERED)) {
- list_add_tail(&death->work.entry, &thread->todo);
+ if (death->work.type ==
+ BINDER_WORK_DEAD_BINDER_AND_CLEAR) {
+ death->work.type =
+ BINDER_WORK_CLEAR_DEATH_NOTIFICATION;
+ if (thread->looper &
+ (BINDER_LOOPER_STATE_REGISTERED|
+ BINDER_LOOPER_STATE_ENTERED)) {
+ list_add_tail(&death->
+ work.entry,
+ &thread->todo);
} else {
- list_add_tail(&death->work.entry, &proc->todo);
+ list_add_tail(&death->work.entry,
+ &proc->todo);
wake_up_interruptible(&proc->wait);
}
}
@@ -2102,7 +2222,8 @@ retry:
if (thread->return_error != BR_OK && ptr < end) {
if (thread->return_error2 != BR_OK) {
- if (put_user(thread->return_error2, (uint32_t __user *)ptr))
+ if (put_user(thread->return_error2,
+ (uint32_t __user *)ptr))
return -EFAULT;
ptr += sizeof(uint32_t);
binder_stat_br(proc, thread, thread->return_error2);
@@ -2141,13 +2262,15 @@ retry:
if (!binder_has_proc_work(proc, thread))
ret = -EAGAIN;
} else
- ret = wait_event_freezable_exclusive(proc->wait, binder_has_proc_work(proc, thread));
+ ret = wait_event_freezable_exclusive(proc->wait,
+ binder_has_proc_work(proc, thread));
} else {
if (non_block) {
if (!binder_has_thread_work(thread))
ret = -EAGAIN;
} else
- ret = wait_event_freezable(thread->wait, binder_has_thread_work(thread));
+ ret = wait_event_freezable(thread->wait,
+ binder_has_thread_work(thread));
}
binder_lock(__func__);
@@ -2166,11 +2289,18 @@ retry:
struct binder_transaction *t = NULL;
if (!list_empty(&thread->todo))
- w = list_first_entry(&thread->todo, struct binder_work, entry);
+ w = list_first_entry(&thread->todo,
+ struct binder_work,
+ entry);
else if (!list_empty(&proc->todo) && wait_for_proc_work)
- w = list_first_entry(&proc->todo, struct binder_work, entry);
+ w = list_first_entry(&proc->todo,
+ struct binder_work,
+ entry);
else {
- if (ptr - buffer == 4 && !(thread->looper & BINDER_LOOPER_STATE_NEED_RETURN)) /* no data added */
+ if (ptr - buffer == 4 &&
+ !(thread->looper &
+ /* no data added */
+ BINDER_LOOPER_STATE_NEED_RETURN))
goto retry;
break;
}
@@ -2198,11 +2328,15 @@ retry:
binder_stats_deleted(BINDER_STAT_TRANSACTION_COMPLETE);
} break;
case BINDER_WORK_NODE: {
- struct binder_node *node = container_of(w, struct binder_node, work);
+ struct binder_node *node = container_of(w,
+ struct binder_node,
+ work);
uint32_t cmd = BR_NOOP;
const char *cmd_name;
- int strong = node->internal_strong_refs || node->local_strong_refs;
- int weak = !hlist_empty(&node->refs) || node->local_weak_refs || strong;
+ int strong = node->internal_strong_refs ||
+ node->local_strong_refs;
+ int weak = !hlist_empty(&node->refs) ||
+ node->local_weak_refs || strong;
if (weak && !node->has_weak_ref) {
cmd = BR_INCREFS;
cmd_name = "BR_INCREFS";
@@ -2231,29 +2365,43 @@ retry:
if (put_user(node->ptr, (void * __user *)ptr))
return -EFAULT;
ptr += sizeof(void *);
- if (put_user(node->cookie, (void * __user *)ptr))
+ if (put_user(node->cookie,
+ (void * __user *)ptr))
return -EFAULT;
ptr += sizeof(void *);
binder_stat_br(proc, thread, cmd);
binder_debug(BINDER_DEBUG_USER_REFS,
- "%d:%d %s %d u%p c%p\n",
- proc->pid, thread->pid, cmd_name, node->debug_id, node->ptr, node->cookie);
+ "%d:%d %s %d u%p c%p\n",
+ proc->pid,
+ thread->pid,
+ cmd_name,
+ node->debug_id,
+ node->ptr,
+ node->cookie);
} else {
list_del_init(&w->entry);
if (!weak && !strong) {
- binder_debug(BINDER_DEBUG_INTERNAL_REFS,
- "%d:%d node %d u%p c%p deleted\n",
- proc->pid, thread->pid, node->debug_id,
- node->ptr, node->cookie);
+ binder_debug(
+ BINDER_DEBUG_INTERNAL_REFS,
+ "%d:%d node %d u%p c%p deleted\n",
+ proc->pid,
+ thread->pid,
+ node->debug_id,
+ node->ptr, node->cookie);
rb_erase(&node->rb_node, &proc->nodes);
kfree(node);
- binder_stats_deleted(BINDER_STAT_NODE);
+ binder_stats_deleted(
+ BINDER_STAT_NODE);
} else {
- binder_debug(BINDER_DEBUG_INTERNAL_REFS,
- "%d:%d node %d u%p c%p state unchanged\n",
- proc->pid, thread->pid, node->debug_id, node->ptr,
- node->cookie);
+ binder_debug(
+ BINDER_DEBUG_INTERNAL_REFS,
+ "%d:%d node %d u%p c%p state unchanged\n",
+ proc->pid,
+ thread->pid,
+ node->debug_id,
+ node->ptr,
+ node->cookie);
}
}
} break;
@@ -2290,7 +2438,9 @@ retry:
} else
list_move(&w->entry, &proc->delivered_death);
if (cmd == BR_DEAD_BINDER)
- goto done; /* DEAD_BINDER notifications can cause transactions */
+ /* DEAD_BINDER notifications
+ can cause transactions */
+ goto done;
} break;
}
@@ -2299,7 +2449,8 @@ retry:
BUG_ON(t->buffer == NULL);
if (t->buffer->target_node) {
- struct binder_node *target_node = t->buffer->target_node;
+ struct binder_node *target_node =
+ t->buffer->target_node;
tr.target.ptr = target_node->ptr;
tr.cookie = target_node->cookie;
t->saved_priority = task_nice(current);
@@ -2307,7 +2458,8 @@ retry:
!(t->flags & TF_ONE_WAY))
binder_set_nice(t->priority);
else if (!(t->flags & TF_ONE_WAY) ||
- t->saved_priority > target_node->min_priority)
+ t->saved_priority >
+ target_node->min_priority)
binder_set_nice(target_node->min_priority);
cmd = BR_TRANSACTION;
} else {
@@ -2322,7 +2474,8 @@ retry:
if (t->from) {
struct task_struct *sender = t->from->proc->tsk;
tr.sender_pid = task_tgid_nr_ns(sender,
- task_active_pid_ns(current));
+ task_active_pid_ns(
+ current));
} else {
tr.sender_pid = 0;
}
@@ -2544,7 +2697,9 @@ static unsigned int binder_poll(struct file *filp,
return 0;
}
-static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
+static long binder_ioctl(struct file *filp,
+ unsigned int cmd,
+ unsigned long arg)
{
int ret;
struct binder_proc *proc = filp->private_data;
@@ -2552,11 +2707,13 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
unsigned int size = _IOC_SIZE(cmd);
void __user *ubuf = (void __user *)arg;
- /*pr_info("binder_ioctl: %d:%d %x %lx\n", proc->pid, current->pid, cmd, arg);*/
+ /*pr_info("binder_ioctl: %d:%d %x %lx\n",
+ *proc->pid, current->pid, cmd, arg);*/
trace_binder_ioctl(cmd, arg);
- ret = wait_event_interruptible(binder_user_error_wait, binder_stop_on_user_error < 2);
+ ret = wait_event_interruptible(binder_user_error_wait,
+ binder_stop_on_user_error < 2);
if (ret)
goto err_unlocked;
@@ -2584,7 +2741,11 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
bwr.write_buffer, bwr.read_size, bwr.read_buffer);
if (bwr.write_size > 0) {
- ret = binder_thread_write(proc, thread, (void __user *)bwr.write_buffer, bwr.write_size, &bwr.write_consumed);
+ ret = binder_thread_write(proc,
+ thread,
+ (void __user *)bwr.write_buffer,
+ bwr.write_size,
+ &bwr.write_consumed);
trace_binder_write_done(ret);
if (ret < 0) {
bwr.read_consumed = 0;
@@ -2594,7 +2755,11 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
}
}
if (bwr.read_size > 0) {
- ret = binder_thread_read(proc, thread, (void __user *)bwr.read_buffer, bwr.read_size, &bwr.read_consumed, filp->f_flags & O_NONBLOCK);
+ ret = binder_thread_read(proc, thread,
+ (void __user *)bwr.read_buffer,
+ bwr.read_size,
+ &bwr.read_consumed,
+ filp->f_flags & O_NONBLOCK);
trace_binder_read_done(ret);
if (!list_empty(&proc->todo))
wake_up_interruptible(&proc->wait);
@@ -2605,9 +2770,12 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
}
}
binder_debug(BINDER_DEBUG_READ_WRITE,
- "%d:%d wrote %zd of %zd, read return %zd of %zd\n",
- proc->pid, thread->pid, bwr.write_consumed, bwr.write_size,
- bwr.read_consumed, bwr.read_size);
+ "%d:%d wrote %zd of %zd, read return %zd of %zd\n",
+ proc->pid,
+ thread->pid,
+ bwr.write_consumed,
+ bwr.write_size,
+ bwr.read_consumed, bwr.read_size);
if (copy_to_user(ubuf, &bwr, sizeof(bwr))) {
ret = -EFAULT;
goto err;
@@ -2615,7 +2783,8 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
break;
}
case BINDER_SET_MAX_THREADS:
- if (copy_from_user(&proc->max_threads, ubuf, sizeof(proc->max_threads))) {
+ if (copy_from_user(&proc->max_threads,
+ ubuf, sizeof(proc->max_threads))) {
ret = -EINVAL;
goto err;
}
@@ -2627,10 +2796,14 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
goto err;
}
if (uid_valid(binder_context_mgr_uid)) {
- if (!uid_eq(binder_context_mgr_uid, current->cred->euid)) {
- pr_err("BINDER_SET_CONTEXT_MGR bad uid %d != %d\n",
- from_kuid(&init_user_ns, current->cred->euid),
- from_kuid(&init_user_ns, binder_context_mgr_uid));
+ if (!uid_eq(binder_context_mgr_uid,
+ current->cred->euid)) {
+ pr_err(
+ "BINDER_SET_CONTEXT_MGR bad uid %d != %d\n",
+ from_kuid(&init_user_ns,
+ current->cred->euid),
+ from_kuid(&init_user_ns,
+ binder_context_mgr_uid));
ret = -EPERM;
goto err;
}
@@ -2657,7 +2830,8 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
ret = -EINVAL;
goto err;
}
- if (put_user(BINDER_CURRENT_PROTOCOL_VERSION, &((struct binder_version *)ubuf)->protocol_version)) {
+ if (put_user(BINDER_CURRENT_PROTOCOL_VERSION,
+ &((struct binder_version *)ubuf)->protocol_version)) {
ret = -EINVAL;
goto err;
}
@@ -2671,9 +2845,11 @@ err:
if (thread)
thread->looper &= ~BINDER_LOOPER_STATE_NEED_RETURN;
binder_unlock(__func__);
- wait_event_interruptible(binder_user_error_wait, binder_stop_on_user_error < 2);
+ wait_event_interruptible(binder_user_error_wait,
+ binder_stop_on_user_error < 2);
if (ret && ret != -ERESTARTSYS)
- pr_info("%d:%d ioctl %x %lx returned %d\n", proc->pid, current->pid, cmd, arg, ret);
+ pr_info("%d:%d ioctl %x %lx returned %d\n",
+ proc->pid, current->pid, cmd, arg, ret);
err_unlocked:
trace_binder_ioctl_done(ret);
return ret;
@@ -2753,13 +2929,17 @@ static int binder_mmap(struct file *filp, struct vm_area_struct *vma)
#ifdef CONFIG_CPU_CACHE_VIPT
if (cache_is_vipt_aliasing()) {
- while (CACHE_COLOUR((vma->vm_start ^ (uint32_t)proc->buffer))) {
- pr_info("binder_mmap: %d %lx-%lx maps %p bad alignment\n", proc->pid, vma->vm_start, vma->vm_end, proc->buffer);
+ while (CACHE_COLOUR((vma->vm_start ^
+ (uint32_t)proc->buffer))) {
+ pr_info(
+ "binder_mmap: %d %lx-%lx maps %p bad alignment\n",
+ proc->pid, vma->vm_start, vma->vm_end, proc->buffer);
vma->vm_start += PAGE_SIZE;
}
}
#endif
- proc->pages = kzalloc(sizeof(proc->pages[0]) * ((vma->vm_end - vma->vm_start) / PAGE_SIZE), GFP_KERNEL);
+ proc->pages = kzalloc(sizeof(proc->pages[0]) *
+ ((vma->vm_end - vma->vm_start) / PAGE_SIZE), GFP_KERNEL);
if (proc->pages == NULL) {
ret = -ENOMEM;
failure_string = "alloc page array";
@@ -2770,7 +2950,8 @@ static int binder_mmap(struct file *filp, struct vm_area_struct *vma)
vma->vm_ops = &binder_vm_ops;
vma->vm_private_data = proc;
- if (binder_update_page_range(proc, 1, proc->buffer, proc->buffer + PAGE_SIZE, vma)) {
+ if (binder_update_page_range(proc, 1,
+ proc->buffer, proc->buffer + PAGE_SIZE, vma)) {
ret = -ENOMEM;
failure_string = "alloc small buf";
goto err_alloc_small_buf_failed;
@@ -2836,7 +3017,8 @@ static int binder_open(struct inode *nodp, struct file *filp)
char strbuf[11];
snprintf(strbuf, sizeof(strbuf), "%u", proc->pid);
proc->debugfs_entry = debugfs_create_file(strbuf, S_IRUGO,
- binder_debugfs_dir_entry_proc, proc, &binder_proc_fops);
+ binder_debugfs_dir_entry_proc,
+ proc, &binder_proc_fops);
}
return 0;
@@ -2856,7 +3038,9 @@ static void binder_deferred_flush(struct binder_proc *proc)
struct rb_node *n;
int wake_count = 0;
for (n = rb_first(&proc->threads); n != NULL; n = rb_next(n)) {
- struct binder_thread *thread = rb_entry(n, struct binder_thread, rb_node);
+ struct binder_thread *thread = rb_entry(n,
+ struct binder_thread,
+ rb_node);
thread->looper |= BINDER_LOOPER_STATE_NEED_RETURN;
if (thread->looper & BINDER_LOOPER_STATE_WAITING) {
wake_up_interruptible(&thread->wait);
@@ -3011,7 +3195,8 @@ static void binder_deferred_release(struct binder_proc *proc)
binder_debug(BINDER_DEBUG_BUFFER_ALLOC,
"%s: %d: page %d at %p not freed\n",
__func__, proc->pid, i, page_addr);
- unmap_kernel_range((unsigned long)page_addr, PAGE_SIZE);
+ unmap_kernel_range((unsigned long)page_addr,
+ PAGE_SIZE);
__free_page(proc->pages[i]);
page_count++;
}
@@ -3040,7 +3225,8 @@ static void binder_deferred_func(struct work_struct *work)
mutex_lock(&binder_deferred_lock);
if (!hlist_empty(&binder_deferred_list)) {
proc = hlist_entry(binder_deferred_list.first,
- struct binder_proc, deferred_work_node);
+ struct binder_proc,
+ deferred_work_node);
hlist_del_init(&proc->deferred_work_node);
defer = proc->deferred_work;
proc->deferred_work = 0;
@@ -3468,10 +3654,10 @@ static int binder_proc_show(struct seq_file *m, void *unused)
}
static void print_binder_transaction_log_entry(struct seq_file *m,
- struct binder_transaction_log_entry *e)
+ struct binder_transaction_log_entry *e)
{
seq_printf(m,
- "%d: %s from %d:%d to %d:%d node %d handle %d size %d:%d\n",
+ "%d: %s from %d:%d to %d:%d node %d handle %d size %d:%d\n",
e->debug_id, (e->call_type == 2) ? "reply" :
((e->call_type == 1) ? "async" : "call "), e->from_proc,
e->from_thread, e->to_proc, e->to_thread, e->to_node,
--
1.8.3.1
--
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