Hi all,
On Fri, 15 Oct 2021 18:24:04 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Today's linux-next merge of the rust tree got a conflict in:
>
> Makefile
>
> between commit:
>
> 09708df61f2b ("kbuild: split DEBUG_CFLAGS out to scripts/Makefile.debug")
>
> from the kbuild tree and commit:
>
> dc08d49444e9 ("Kbuild: add Rust support")
>
> from the rust tree.
>
> I fixed it up (I used the Makefile conflicting part from the former and
> applied the patch below) and can carry the fix as necessary. This is
> now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your
> tree is submitted for merging. You may also want to consider
> cooperating with the maintainer of the conflicting tree to minimise any
> particularly complex conflicts.
The fixup patch now looks like this:
From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Date: Fri, 15 Oct 2021 18:16:09 +1100
Subject: [PATCH] Kbuild: fix for "kbuild: split DEBUG_CFLAGS out to
scripts/Makefile.debug"
Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
---
scripts/Makefile.debug | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/scripts/Makefile.debug b/scripts/Makefile.debug
index 9f39b0130551..c664af3ccc6b 100644
--- a/scripts/Makefile.debug
+++ b/scripts/Makefile.debug
@@ -1,4 +1,5 @@
DEBUG_CFLAGS :=
+DEBUG_RUSTFLAGS :=
ifdef CONFIG_DEBUG_INFO_SPLIT
DEBUG_CFLAGS += -gsplit-dwarf
@@ -10,6 +11,12 @@ ifndef CONFIG_AS_IS_LLVM
KBUILD_AFLAGS += -Wa,-gdwarf-2
endif
+ifdef CONFIG_DEBUG_INFO_REDUCED
+DEBUG_RUSTFLAGS += -Cdebuginfo=1
+else
+DEBUG_RUSTFLAGS += -Cdebuginfo=2
+endif
+
ifndef CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT
dwarf-version-$(CONFIG_DEBUG_INFO_DWARF4) := 4
dwarf-version-$(CONFIG_DEBUG_INFO_DWARF5) := 5
@@ -31,3 +38,6 @@ endif
KBUILD_CFLAGS += $(DEBUG_CFLAGS)
export DEBUG_CFLAGS
+
+KBUILD_RUSTFLAGS += $(DEBUG_RUSTFLAGS)
+export DEBUG_RUSTFLAGS
--
2.33.0
--
Cheers,
Stephen Rothwell
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