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/linux/rust/proc-macro2/
H A Dparse.rs20 let (_front, rest) = self.rest.split_at(bytes); in advance()
80 let mut s = input; in skip_whitespace()
83 let byte = s.as_bytes()[0]; in skip_whitespace()
89 let (cursor, _) = take_until_newline_or_eof(s); in skip_whitespace()
115 let ch = s.chars().next().unwrap(); in skip_whitespace()
132 let mut depth = 0usize; in block_comment()
133 let bytes = input.as_bytes(); in block_comment()
134 let mut i = 0usize; in block_comment()
135 let upper = bytes.len() - 1; in block_comment()
171 let mut trees = TokenStreamBuilder::new(); in token_stream()
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H A Dfallback.rs78 let mut cursor = get_cursor(src); in from_str_checked()
99 let nodrop = ManuallyDrop::new(self); in take_inner()
122 let mut punct = crate::Punct::new('-', Spacing::Alone); in push_token_from_proc_macro()
132 let mut stack = Vec::new(); in drop()
133 let mut current = match self.inner.get_mut() { in drop()
138 while let Some(token) = current.next() { in drop()
139 let group = match token { in drop()
144 let group = match group { in drop()
148 let mut group = group; in drop()
149 if let Some(inner) = group.stream.inner.get_mut() { in drop()
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/linux/drivers/android/binder/
H A Dfreeze.rs90 let _removed_listener; in do_work()
91 let mut node_refs = thread.process.node_refs.lock(); in do_work()
92 let Some(mut freeze_entry) = node_refs.freeze_listeners.find_mut(&self.cookie) else { in do_work()
95 let freeze = freeze_entry.get_mut(); in do_work()
124 let is_frozen = freeze.node.owner.inner.lock().is_frozen.is_fully_frozen(); in do_work()
129 let mut state_info = BinderFrozenStateInfo::default(); in do_work()
169 let hc = reader.read::<BinderHandleCookie>()?; in request_freeze_notif()
170 let handle = hc.handle; in request_freeze_notif()
171 let cookie = FreezeCookie(hc.cookie); in request_freeze_notif()
173 let msg = FreezeMessage::new(GFP_KERNEL)?; in request_freeze_notif()
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H A Dprocess.rs176 if let Some(thread) = self.ready_threads.pop_front() { in push_work()
186 let sync = work.should_sync_wakeup(); in push_work()
224 let push = node.update_refcount_locked(inc, strong, count, self); in update_node_refcount()
228 if let Some(node) = push { in update_node_refcount()
229 if let Some(thread) = othread { in update_node_refcount()
232 let _ = self.push_work(node); in update_node_refcount()
246 let strong_count = if strong { 1 } else { 0 }; in new_node_ref()
257 let push = match wrapper { in new_node_ref_with_thread()
263 if let Some(node) = push { in new_node_ref_with_thread()
266 let strong_count = if strong { 1 } else { 0 }; in new_node_ref_with_thread()
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H A Dtransaction.rs59 let debug_id = super::next_debug_id(); in new()
60 let trd = &tr.transaction_data; in new()
61 let allow_fds = node_ref.node.flags & FLAT_BINDER_FLAG_ACCEPTS_FDS != 0; in new()
62 let txn_security_ctx = node_ref.node.flags & FLAT_BINDER_FLAG_TXN_SECURITY_CTX != 0; in new()
63 let mut txn_security_ctx_off = if txn_security_ctx { Some(0) } else { None }; in new()
64 let to = node_ref.node.owner.clone(); in new()
65 let mut alloc = match from.copy_transaction_data( in new()
80 let oneway_spam_detected = alloc.oneway_spam_detected; in new()
91 let target_node = node_ref.node.clone(); in new()
93 let data_address = alloc.ptr; in new()
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H A Dnode.rs243 let inner = self.inner.access_mut(owner_inner); in has_oneway_transaction()
253 let inner = self.inner.access_mut(owner_inner); in full_debug_print()
336 let inner = self.inner.access_mut(owner_inner); in inc_ref_done_locked()
346 let strong = inner.strong.count > 0; in inc_ref_done_locked()
347 let has_strong = inner.strong.has_count; in inc_ref_done_locked()
348 let weak = strong || inner.weak.count > 0; in inc_ref_done_locked()
349 let has_weak = inner.weak.has_count; in inc_ref_done_locked()
351 let should_drop_weak = !weak && has_weak; in inc_ref_done_locked()
352 let should_drop_strong = !strong && has_strong; in inc_ref_done_locked()
356 let need_push = should_drop_weak || should_drop_strong; in inc_ref_done_locked()
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/linux/tools/memory-model/
H A Dlinux-kernel.cat28 let acq-po = [Acquire] ; po ; [M]
29 let po-rel = [M] ; po ; [Release]
30 let po-unlock-lock-po = po ; [UL] ; (po|rf) ; [LKR] ; po
33 let R4rmb = R \ Noreturn (* Reads for which rmb works *)
34 let rmb = [R4rmb] ; fencerel(Rmb) ; [R4rmb]
35 let wmb = [W] ; fencerel(Wmb) ; [W]
36 let mb = ([M] ; fencerel(Mb) ; [M]) |
64 let gp = po ; [Sync-rcu | Sync-srcu] ; po?
65 let strong-fence = mb | gp
67 let nonr
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H A Dlock.cat33 let RL = try RL with emptyset
34 let RU = try RU with emptyset
37 let LF = LF | RL
40 let ALL-LOCKS = LKR | LKW | UL | LF | RU | Srcu-lock | Srcu-unlock | Sync-srcu
44 let lk-rmw = ([LKR] ; po-loc ; [LKW]) \ (po ; po)
45 let rmw = rmw | lk-rmw
70 let R = R | LKR | LF | RU
71 let W = W | LKW
73 let Release = Release | UL
74 let Acquire = Acquire | LKR
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/linux/rust/syn/
H A Ditem.rs814 let arg = self.inputs.first()?; in receiver()
942 let begin = input.fork(); in parse()
943 let attrs = input.call(Attribute::parse_outer)?; in parse()
953 let ahead = input.fork(); in parse_rest_of_item()
954 let vis: Visibility = ahead.parse()?; in parse_rest_of_item()
956 let lookahead = ahead.lookahead1(); in parse_rest_of_item()
957 let allow_safe = false; in parse_rest_of_item()
958 let mut item = if lookahead.peek(Token![fn]) || peek_signature(&ahead, allow_safe) { in parse_rest_of_item()
959 let vis: Visibility = input.parse()?; in parse_rest_of_item()
960 let sig: Signature = input.parse()?; in parse_rest_of_item()
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H A Dty.rs300 let allow_plus = true; in parse()
301 let allow_group_generic = true; in parse()
314 let allow_plus = false; in without_plus()
315 let allow_group_generic = true; in without_plus()
325 let begin = input.fork(); in ambig_ty()
328 let mut group: TypeGroup = input.parse()?; in ambig_ty()
330 if let Type::Path(mut ty) = *group.elem { in ambig_ty()
348 if let Type::Path(mut ty) = *group.elem { in ambig_ty()
349 let arguments = &mut ty.path.segments.last_mut().unwrap().arguments; in ambig_ty()
362 let mut lifetimes = None::<BoundLifetimes>; in ambig_ty()
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H A Dstmt.rs24 /// A local (let) binding.
36 /// macro would expand to. It can be any of local variable (`let`),
43 /// A local `let` binding: `let x: u64 = s.parse()?;`.
47 pub let_token: Token![let],
55 /// The expression assigned in a local `let` binding, including optional
58 /// `LocalInit` represents `= s.parse()?` in `let x: u64 = s.parse()?` and
59 /// `= r else { return }` in `let Ok(x) = r else { return }`.
72 /// would expand to. It can be any of local variable (`let`), item, or
115 /// // let mut x = 1;
129 /// let outer_attrs = input.call(Attribute::parse_outer)?;
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H A Dlit.rs136 let mut token = Literal::string(value); in new()
147 let repr = self.repr.token.to_string(); in value()
148 let (value, _suffix) = value::parse_lit_str(&repr); in value()
171 /// if let Meta::NameValue(meta) = &attr.meta {
172 /// if let Expr::Lit(expr) = &meta.value {
173 /// if let Lit::Str(lit_str) = &expr.lit {
179 /// let message = "expected #[path = \"...\"]";
200 /// # let lit_str = LitStr::new("a::b::c", Span::call_site());
203 /// let lit_str: LitStr = /* ... */;
208 /// let basic_path = lit_str.parse_with(syn::Path::parse_mod_style)?;
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H A Dexpr.rs53 /// let expr: Expr = /* ... */;
103 /// // assigning `*discriminant.base` without an `if let`.
104 /// if let Expr::Tuple(base) = *discriminant.base {
179 /// A `let` guard: `let Some(x) = opt`.
180 Let(ExprLet),
484 /// A `let` guard: `let Some(x) = opt`.
488 pub let_token: Token![let],
727 /// while let Expr::Paren(paren) = e {
733 /// let mut e: Expr = parse_quote! { ((1 + 1)) };
767 /// let _ = *S {};
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H A Dderive.rs84 let attrs = input.call(Attribute::parse_outer)?; in parse()
85 let vis = input.parse::<Visibility>()?; in parse()
87 let lookahead = input.lookahead1(); in parse()
89 let struct_token = input.parse::<Token![struct]>()?; in parse()
90 let ident = input.parse::<Ident>()?; in parse()
91 let generics = input.parse::<Generics>()?; in parse()
92 let (where_clause, fields, semi) = data_struct(input)?; in parse()
108 let enum_token = input.parse::<Token![enum]>()?; in parse()
109 let ident = input.parse::<Ident>()?; in parse()
110 let generics = input.parse::<Generics>()?; in parse()
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H A Dfixup.rs36 // let _ = match x {} - 1; // no parens
44 // Example: `let _ = $match - 1;`
98 // if let _ = (Struct {}) {} // needs parens
101 // () if let _ = Struct {} => {} // no parens
127 // let _ = (return) - 1; // without paren, this would return -1
129 // let _ = return + 1; // no paren because '+' cannot begin expr
136 // let _ = 1 + return 1; // no parens if rightmost subexpression
138 // let _ = 1 + (return 1) + 1; // needs parens
145 // let _ = x as u8 + T;
147 // let _ = (x as u8) < T;
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H A Dgenerics.rs165 /// # let generics: syn::Generics = Default::default();
166 /// # let name = Ident::new("MyType", Span::call_site());
168 /// let (impl_generics, ty_generics, where_clause) = generics.split_for_impl();
193 if let GenericParam::Lifetime(lifetime) = self.0.next()? { in next()
207 if let GenericParam::Lifetime(lifetime) = self.0.next()? { in next()
221 if let GenericParam::Type(type_param) = self.0.next()? { in next()
235 if let GenericParam::Type(type_param) = self.0.next()? { in next()
249 if let GenericParam::Const(const_param) = self.0.next()? { in next()
263 if let GenericParam::Const(const_param) = self.0.next()? { in next()
546 let lt_token: Token![<] = input.parse()?; in parse()
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H A Dpat.rs277 /// let _ = |Some(_) | None: Option<T>| {};
290 let begin = input.fork(); in parse_single()
291 let lookahead = input.lookahead1(); in parse_single()
351 /// # let wat = None;
382 let leading_vert: Option<Token![|]> = input.parse()?; in parse_multi_with_leading_vert()
400 let mut pat = Pat::parse_single(input)?; in multi_pat_impl()
404 let mut cases = Punctuated::new(); in multi_pat_impl()
407 let punct = input.parse()?; in multi_pat_impl()
409 let pat = Pat::parse_single(input)?; in multi_pat_impl()
422 let expr_style = true; in pat_path_or_macro_or_struct_or_range()
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/linux/rust/macros/
H A Dfmt.rs8 let mut input = input.into_iter(); in fmt()
10 let first_opt = input.next(); in fmt()
11 let first_owned_str; in fmt()
12 let mut names = BTreeSet::new(); in fmt()
13 let first_span = { in fmt()
14 let Some((mut first_str, first_span)) = (match first_opt.as_ref() { in fmt()
18 let first = first.strip_prefix('"')?; in fmt()
19 let first = first.strip_suffix('"')?; in fmt()
31 while let Some((_, rest)) = first_str.split_once('{') { in fmt()
33 if let Some(rest) = first_str.strip_prefix('{') { in fmt()
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/linux/drivers/android/binder/range_alloc/
H A Dtree.rs39 let mut tree = TreeRangeAllocator { in from_array()
46 let mut free_offset = 0; in from_array()
48 let free_size = range.offset - free_offset; in from_array()
50 let free_node = alloc.free_tree.pop().unwrap(); in from_array()
53 let tree_node = alloc.tree.pop().unwrap(); in from_array()
64 let free_res = alloc.free_tree.pop().unwrap(); in from_array()
65 let tree_node = alloc.tree.pop().unwrap(); in from_array()
66 let mut desc = Descriptor::new(range.offset, range.size); in from_array()
73 let free_size = size - free_offset; in from_array()
74 let free_node = alloc.free_tree.pop().unwrap(); in from_array()
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/linux/samples/rust/
H A Drust_driver_platform.rs107 let dev = pdev.as_ref(); in probe()
111 if let Some(info) = info { in probe()
119 let drvdata = KBox::new(Self { pdev: pdev.into() }, GFP_KERNEL)?; in probe()
127 let fwnode = dev.fwnode().ok_or(ENOENT)?; in properties_parse()
129 if let Ok(idx) = in properties_parse()
135 let name = c_str!("compatible"); in properties_parse()
136 let prop = fwnode.property_read::<CString>(name).required_by(dev)?; in properties_parse()
139 let name = c_str!("test,bool-prop"); in properties_parse()
140 let prop = fwnode.property_read_bool(c_str!("test,bool-prop")); in properties_parse()
147 let name = c_str!("test,u32-optional-prop"); in properties_parse()
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H A Drust_debugfs_scoped.rs27 let mut buf = [0u8; 128]; in remove_file_write()
31 let n = reader.len(); in remove_file_write()
34 let s = core::str::from_utf8(&buf[..n]).map_err(|_| EINVAL)?.trim(); in remove_file_write()
35 let nul_idx = s.len(); in remove_file_write()
37 let to_remove = CStr::from_bytes_with_nul(&buf[..nul_idx + 1]).map_err(|_| EINVAL)?; in remove_file_write()
49 let mut buf = [0u8; 128]; in create_file_write()
53 let n = reader.len(); in create_file_write()
56 let mut nums = KVec::new(); in create_file_write()
58 let s = core::str::from_utf8(&buf[..n]).map_err(|_| EINVAL)?.trim(); in create_file_write()
59 let mut items = s.split_whitespace(); in create_file_write()
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/linux/rust/kernel/
H A Dmaple_tree.rs57 let first = match range.start_bound() { in to_maple_range()
63 let last = match range.end_bound() { in to_maple_range()
103 /// let tree = KBox::pin_init(MapleTree::<KBox<i32>>::new(), GFP_KERNEL)?;
105 /// let ten = KBox::new(10, GFP_KERNEL)?;
106 /// let twenty = KBox::new(20, GFP_KERNEL)?;
107 /// let the_answer = KBox::new(42, GFP_KERNEL)?;
142 /// let tree = KBox::pin_init(MapleTree::<KBox<i32>>::new(), GFP_KERNEL)?;
144 /// let ten = KBox::new(10, GFP_KERNEL)?;
145 /// let twenty = KBox::new(20, GFP_KERNEL)?;
146 /// let the_answer = KBox::new(42, GFP_KERNEL)?;
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/linux/rust/kernel/io/
H A Dmem.rs57 /// let offset = 0; // Some offset.
62 /// let request = pdev.io_request_by_index(0).ok_or(ENODEV)?;
63 /// let iomem = request.iomap_sized::<42>();
64 /// let iomem = KBox::pin_init(iomem, GFP_KERNEL)?;
66 /// let io = iomem.access(pdev.as_ref())?;
69 /// let data = io.read32_relaxed(offset);
115 /// let offset = 0; // Some offset.
121 /// let request = pdev.io_request_by_index(0).ok_or(ENODEV)?;
122 /// let iomem = request.iomap();
123 /// let iomem = KBox::pin_init(iomem, GFP_KERNEL)?;
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/linux/rust/kernel/alloc/
H A Dkvec.rs38 /// let mut v = kernel::kvec![];
42 /// let mut v = kernel::kvec![1; 3]?;
46 /// let mut v = kernel::kvec![1, 2, 3]?;
120 /// let mut v = KVec::new();
133 /// let mut v = VVec::new();
146 /// let mut v = KVVec::new();
234 /// let mut v = KVec::new();
270 /// let mut v = KVec::new();
305 let ptr = unsafe { self.as_mut_ptr().add(self.len) }.cast::<MaybeUninit<T>>(); in spare_capacity_mut()
317 /// let mut v = KVec::new();
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/linux/scripts/
H A Drustdoc_test_gen.rs51 let potential_components: Vec<&str> = file.strip_suffix("_rs").unwrap().split('_').collect(); in find_real_path()
62 let joined_potential_components = potential_components.join("_") + ".rs"; in find_real_path()
80 let (components_prefix, components_rest) = potential_components.split_at(i); in find_real_path()
81 let prefix = prefix.join(components_prefix.join("_")); in find_real_path()
97 let mut candidates = String::new(); in find_real_path()
110 let srctree = std::env::var("srctree").unwrap(); in main()
111 let srctree = Path::new(&srctree); in main()
113 let mut paths = fs::read_dir("rust/test/doctests/kernel") in main()
121 let mut rust_tests = String::new(); in main()
122 let mut c_test_declarations = String::new(); in main()
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