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-rw-r--r--scripts/Makefile.build5
-rwxr-xr-xscripts/checkpatch.pl33
-rw-r--r--scripts/coccinelle/misc/secs_to_jiffies.cocci49
-rw-r--r--scripts/gdb/linux/constants.py.in12
-rw-r--r--scripts/rustdoc_test_gen.rs33
-rw-r--r--scripts/spelling.txt1
6 files changed, 102 insertions, 31 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index ba71b27aa363..d0ee33a487be 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -309,14 +309,15 @@ $(obj)/%.lst: $(obj)/%.c FORCE
# The features in this list are the ones allowed for non-`rust/` code.
#
# - Stable since Rust 1.81.0: `feature(lint_reasons)`.
-# - Stable since Rust 1.82.0: `feature(asm_const)`, `feature(raw_ref_op)`.
+# - Stable since Rust 1.82.0: `feature(asm_const)`,
+# `feature(offset_of_nested)`, `feature(raw_ref_op)`.
# - Stable since Rust 1.87.0: `feature(asm_goto)`.
# - Expected to become stable: `feature(arbitrary_self_types)`.
# - To be determined: `feature(used_with_arg)`.
#
# Please see https://github.com/Rust-for-Linux/linux/issues/2 for details on
# the unstable features in use.
-rust_allowed_features := asm_const,asm_goto,arbitrary_self_types,lint_reasons,raw_ref_op,used_with_arg
+rust_allowed_features := asm_const,asm_goto,arbitrary_self_types,lint_reasons,offset_of_nested,raw_ref_op,used_with_arg
# `--out-dir` is required to avoid temporaries being created by `rustc` in the
# current working directory, which may be not accessible in the out-of-tree
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 22a6de59b77b..e722dd6fa8ef 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -685,6 +685,9 @@ our $tracing_logging_tags = qr{(?xi:
[\.\!:\s]*
)};
+# Device ID types like found in include/linux/mod_devicetable.h.
+our $dev_id_types = qr{\b[a-z]\w*_device_id\b};
+
sub edit_distance_min {
my (@arr) = @_;
my $len = scalar @arr;
@@ -3500,9 +3503,10 @@ sub process {
# Check for various typo / spelling mistakes
if (defined($misspellings) &&
($in_commit_log || $line =~ /^(?:\+|Subject:)/i)) {
- while ($rawline =~ /(?:^|[^\w\-'`])($misspellings)(?:[^\w\-'`]|$)/gi) {
+ my $rawline_utf8 = decode("utf8", $rawline);
+ while ($rawline_utf8 =~ /(?:^|[^\w\-'`])($misspellings)(?:[^\w\-'`]|$)/gi) {
my $typo = $1;
- my $blank = copy_spacing($rawline);
+ my $blank = copy_spacing($rawline_utf8);
my $ptr = substr($blank, 0, $-[1]) . "^" x length($typo);
my $hereptr = "$hereline$ptr\n";
my $typo_fix = $spelling_fix{lc($typo)};
@@ -7688,6 +7692,31 @@ sub process {
WARN("DUPLICATED_SYSCTL_CONST",
"duplicated sysctl range checking value '$1', consider using the shared one in include/linux/sysctl.h\n" . $herecurr);
}
+
+# Check that *_device_id tables have sentinel entries.
+ if (defined $stat && $line =~ /struct\s+$dev_id_types\s+\w+\s*\[\s*\]\s*=\s*\{/) {
+ my $stripped = $stat;
+
+ # Strip diff line prefixes.
+ $stripped =~ s/(^|\n)./$1/g;
+ # Line continuations.
+ $stripped =~ s/\\\n/\n/g;
+ # Strip whitespace, empty strings, zeroes, and commas.
+ $stripped =~ s/""//g;
+ $stripped =~ s/0x0//g;
+ $stripped =~ s/[\s$;,0]//g;
+ # Strip field assignments.
+ $stripped =~ s/\.$Ident=//g;
+
+ if (!(substr($stripped, -4) eq "{}};" ||
+ substr($stripped, -6) eq "{{}}};" ||
+ $stripped =~ /ISAPNP_DEVICE_SINGLE_END}};$/ ||
+ $stripped =~ /ISAPNP_CARD_END}};$/ ||
+ $stripped =~ /NULL};$/ ||
+ $stripped =~ /PCMCIA_DEVICE_NULL};$/)) {
+ ERROR("MISSING_SENTINEL", "missing sentinel in ID array\n" . "$here\n$stat\n");
+ }
+ }
}
# If we have no input at all, then there is nothing to report on
diff --git a/scripts/coccinelle/misc/secs_to_jiffies.cocci b/scripts/coccinelle/misc/secs_to_jiffies.cocci
index 416f348174ca..f3241ce75a7b 100644
--- a/scripts/coccinelle/misc/secs_to_jiffies.cocci
+++ b/scripts/coccinelle/misc/secs_to_jiffies.cocci
@@ -7,26 +7,65 @@
// Confidence: High
// Copyright: (C) 2024 Easwar Hariharan, Microsoft
// Keywords: secs, seconds, jiffies
-//
+// Options: --include-headers
virtual patch
+virtual report
+virtual context
-@depends on patch@ constant C; @@
+@pconst depends on patch@ constant C; @@
- msecs_to_jiffies(C * 1000)
+ secs_to_jiffies(C)
-@depends on patch@ constant C; @@
+@pconstms depends on patch@ constant C; @@
- msecs_to_jiffies(C * MSEC_PER_SEC)
+ secs_to_jiffies(C)
-@depends on patch@ expression E; @@
+@pexpr depends on patch@ expression E; @@
- msecs_to_jiffies(E * 1000)
+ secs_to_jiffies(E)
-@depends on patch@ expression E; @@
+@pexprms depends on patch@ expression E; @@
- msecs_to_jiffies(E * MSEC_PER_SEC)
+ secs_to_jiffies(E)
+
+@r depends on report && !patch@
+constant C;
+expression E;
+position p;
+@@
+
+(
+ msecs_to_jiffies(C@p * 1000)
+|
+ msecs_to_jiffies(C@p * MSEC_PER_SEC)
+|
+ msecs_to_jiffies(E@p * 1000)
+|
+ msecs_to_jiffies(E@p * MSEC_PER_SEC)
+)
+
+@c depends on context && !patch@
+constant C;
+expression E;
+@@
+
+(
+* msecs_to_jiffies(C * 1000)
+|
+* msecs_to_jiffies(C * MSEC_PER_SEC)
+|
+* msecs_to_jiffies(E * 1000)
+|
+* msecs_to_jiffies(E * MSEC_PER_SEC)
+)
+
+@script:python depends on report@
+p << r.p;
+@@
+
+coccilib.report.print_report(p[0], "WARNING opportunity for secs_to_jiffies()")
diff --git a/scripts/gdb/linux/constants.py.in b/scripts/gdb/linux/constants.py.in
index f795302ddfa8..c3886739a028 100644
--- a/scripts/gdb/linux/constants.py.in
+++ b/scripts/gdb/linux/constants.py.in
@@ -74,12 +74,12 @@ if IS_BUILTIN(CONFIG_MODULES):
LX_GDBPARSED(MOD_RO_AFTER_INIT)
/* linux/mount.h */
-LX_VALUE(MNT_NOSUID)
-LX_VALUE(MNT_NODEV)
-LX_VALUE(MNT_NOEXEC)
-LX_VALUE(MNT_NOATIME)
-LX_VALUE(MNT_NODIRATIME)
-LX_VALUE(MNT_RELATIME)
+LX_GDBPARSED(MNT_NOSUID)
+LX_GDBPARSED(MNT_NODEV)
+LX_GDBPARSED(MNT_NOEXEC)
+LX_GDBPARSED(MNT_NOATIME)
+LX_GDBPARSED(MNT_NODIRATIME)
+LX_GDBPARSED(MNT_RELATIME)
/* linux/threads.h */
LX_VALUE(NR_CPUS)
diff --git a/scripts/rustdoc_test_gen.rs b/scripts/rustdoc_test_gen.rs
index 1ca253594d38..abb34ada2508 100644
--- a/scripts/rustdoc_test_gen.rs
+++ b/scripts/rustdoc_test_gen.rs
@@ -85,24 +85,25 @@ fn find_real_path<'a>(srctree: &Path, valid_paths: &'a mut Vec<PathBuf>, file: &
}
}
- assert!(
- valid_paths.len() > 0,
- "No path candidates found for `{file}`. This is likely a bug in the build system, or some \
- files went away while compiling."
- );
-
- if valid_paths.len() > 1 {
- eprintln!("Several path candidates found:");
- for path in valid_paths {
- eprintln!(" {path:?}");
+ match valid_paths.as_slice() {
+ [] => panic!(
+ "No path candidates found for `{file}`. This is likely a bug in the build system, or \
+ some files went away while compiling."
+ ),
+ [valid_path] => valid_path.to_str().unwrap(),
+ valid_paths => {
+ use std::fmt::Write;
+
+ let mut candidates = String::new();
+ for path in valid_paths {
+ writeln!(&mut candidates, " {path:?}").unwrap();
+ }
+ panic!(
+ "Several path candidates found for `{file}`, please resolve the ambiguity by \
+ renaming a file or folder. Candidates:\n{candidates}",
+ );
}
- panic!(
- "Several path candidates found for `{file}`, please resolve the ambiguity by renaming \
- a file or folder."
- );
}
-
- valid_paths[0].to_str().unwrap()
}
fn main() {
diff --git a/scripts/spelling.txt b/scripts/spelling.txt
index ac94fa1c2415..1e89b92c2f9a 100644
--- a/scripts/spelling.txt
+++ b/scripts/spelling.txt
@@ -1099,6 +1099,7 @@ notication||notification
notications||notifications
notifcations||notifications
notifed||notified
+notifer||notifier
notity||notify
notfify||notify
nubmer||number
generated by cgit (git 2.34.1) at 2025-08-04 11:54:56 +0000