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authorLinus Torvalds <torvalds@linux-foundation.org>2024-11-26 00:44:29 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2024-11-26 00:44:29 +0100
commit7f4f3b14e8079ecde096bd734af10e30d40c27b7 (patch)
treecf36ee62abd3869d8264c0e569f275a4b4d20b92 /scripts
parentMerge tag 'hardening-v6.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/... (diff)
parentrust: jump_label: skip formatting generated file (diff)
downloadlinux-7f4f3b14e8079ecde096bd734af10e30d40c27b7.tar.xz
linux-7f4f3b14e8079ecde096bd734af10e30d40c27b7.zip
Merge tag 'trace-rust-v6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace
Pull rust trace event support from Steven Rostedt: "Allow Rust code to have trace events Trace events is a popular way to debug what is happening inside the kernel or just to find out what is happening. Rust code is being added to the Linux kernel but it currently does not support the tracing infrastructure. Add support of trace events inside Rust code" * tag 'trace-rust-v6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace: rust: jump_label: skip formatting generated file jump_label: rust: pass a mut ptr to `static_key_count` samples: rust: fix `rust_print` build making it a combined module rust: add arch_static_branch jump_label: adjust inline asm to be consistent rust: samples: add tracepoint to Rust sample rust: add tracepoint support rust: add static_branch_unlikely for static_key_false
Diffstat (limited to 'scripts')
-rw-r--r--scripts/Makefile.build9
1 files changed, 8 insertions, 1 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 8f423a1faf50..03ee558fcd4d 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -248,12 +248,13 @@ $(obj)/%.lst: $(obj)/%.c FORCE
# Compile Rust sources (.rs)
# ---------------------------------------------------------------------------
-rust_allowed_features := new_uninit
+rust_allowed_features := asm_const,asm_goto,new_uninit
# `--out-dir` is required to avoid temporaries being created by `rustc` in the
# current working directory, which may be not accessible in the out-of-tree
# modules case.
rust_common_cmd = \
+ OBJTREE=$(abspath $(objtree)) \
RUST_MODFILE=$(modfile) $(RUSTC_OR_CLIPPY) $(rust_flags) \
-Zallow-features=$(rust_allowed_features) \
-Zcrate-attr=no_std \
@@ -303,6 +304,12 @@ quiet_cmd_rustc_ll_rs = $(RUSTC_OR_CLIPPY_QUIET) $(quiet_modtag) $@
$(obj)/%.ll: $(obj)/%.rs FORCE
+$(call if_changed_dep,rustc_ll_rs)
+quiet_cmd_rustc_rs_rs_S = RSCPP $(quiet_modtag) $@
+ cmd_rustc_rs_rs_S = $(CPP) $(c_flags) -xc -C -P $< | sed '1,/^\/\/ Cut here.$$/d' >$@
+
+$(obj)/%.rs: $(obj)/%.rs.S FORCE
+ +$(call if_changed_dep,rustc_rs_rs_S)
+
# Compile assembler sources (.S)
# ---------------------------------------------------------------------------