From: "tip-bot2 for Kees Cook" <tip-bot2@linutronix.de>
To: linux-tip-commits@vger.kernel.org
Cc: Kees Cook <keescook@chromium.org>, Ingo Molnar <mingo@kernel.org>,
linux-arch@vger.kernel.org, x86 <x86@kernel.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: [tip: core/build] vmlinux.lds.h: Split ELF_DETAILS from STABS_DEBUG
Date: Tue, 01 Sep 2020 11:48:00 -0000 [thread overview]
Message-ID: <159896088033.20229.13958957773143436150.tip-bot2@tip-bot2> (raw)
In-Reply-To: <20200821194310.3089815-5-keescook@chromium.org>
The following commit has been merged into the core/build branch of tip:
Commit-ID: c604abc3f6e3030f3a3022b184ed7d3780c34d30
Gitweb: https://git.kernel.org/tip/c604abc3f6e3030f3a3022b184ed7d3780c34d30
Author: Kees Cook <keescook@chromium.org>
AuthorDate: Fri, 21 Aug 2020 12:42:45 -07:00
Committer: Ingo Molnar <mingo@kernel.org>
CommitterDate: Tue, 01 Sep 2020 09:50:35 +02:00
vmlinux.lds.h: Split ELF_DETAILS from STABS_DEBUG
The .comment section doesn't belong in STABS_DEBUG. Split it out into a
new macro named ELF_DETAILS. This will gain other non-debug sections
that need to be accounted for when linking with --orphan-handling=warn.
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: linux-arch@vger.kernel.org
Link: https://lore.kernel.org/r/20200821194310.3089815-5-keescook@chromium.org
---
arch/alpha/kernel/vmlinux.lds.S | 1 +
arch/arc/kernel/vmlinux.lds.S | 1 +
arch/arm/kernel/vmlinux-xip.lds.S | 1 +
arch/arm/kernel/vmlinux.lds.S | 1 +
arch/arm64/kernel/vmlinux.lds.S | 1 +
arch/csky/kernel/vmlinux.lds.S | 1 +
arch/hexagon/kernel/vmlinux.lds.S | 1 +
arch/ia64/kernel/vmlinux.lds.S | 1 +
arch/mips/kernel/vmlinux.lds.S | 1 +
arch/nds32/kernel/vmlinux.lds.S | 1 +
arch/nios2/kernel/vmlinux.lds.S | 1 +
arch/openrisc/kernel/vmlinux.lds.S | 1 +
arch/parisc/boot/compressed/vmlinux.lds.S | 1 +
arch/parisc/kernel/vmlinux.lds.S | 1 +
arch/powerpc/kernel/vmlinux.lds.S | 2 +-
arch/riscv/kernel/vmlinux.lds.S | 1 +
arch/s390/kernel/vmlinux.lds.S | 1 +
arch/sh/kernel/vmlinux.lds.S | 1 +
arch/sparc/kernel/vmlinux.lds.S | 1 +
arch/um/kernel/dyn.lds.S | 2 +-
arch/um/kernel/uml.lds.S | 2 +-
arch/x86/boot/compressed/vmlinux.lds.S | 2 ++
arch/x86/kernel/vmlinux.lds.S | 1 +
include/asm-generic/vmlinux.lds.h | 8 ++++++--
24 files changed, 30 insertions(+), 5 deletions(-)
diff --git a/arch/alpha/kernel/vmlinux.lds.S b/arch/alpha/kernel/vmlinux.lds.S
index bc6f727..5b78d64 100644
--- a/arch/alpha/kernel/vmlinux.lds.S
+++ b/arch/alpha/kernel/vmlinux.lds.S
@@ -72,6 +72,7 @@ SECTIONS
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
}
diff --git a/arch/arc/kernel/vmlinux.lds.S b/arch/arc/kernel/vmlinux.lds.S
index 54139a6..33ce59d 100644
--- a/arch/arc/kernel/vmlinux.lds.S
+++ b/arch/arc/kernel/vmlinux.lds.S
@@ -122,6 +122,7 @@ SECTIONS
_end = . ;
STABS_DEBUG
+ ELF_DETAILS
DISCARDS
.arcextmap 0 : {
diff --git a/arch/arm/kernel/vmlinux-xip.lds.S b/arch/arm/kernel/vmlinux-xip.lds.S
index 6d2be99..3d4e88f 100644
--- a/arch/arm/kernel/vmlinux-xip.lds.S
+++ b/arch/arm/kernel/vmlinux-xip.lds.S
@@ -152,6 +152,7 @@ SECTIONS
_end = .;
STABS_DEBUG
+ ELF_DETAILS
}
/*
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index 7f24bc0..5592f14 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -151,6 +151,7 @@ SECTIONS
_end = .;
STABS_DEBUG
+ ELF_DETAILS
}
#ifdef CONFIG_STRICT_KERNEL_RWX
diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S
index ec8e894..13fc2ec 100644
--- a/arch/arm64/kernel/vmlinux.lds.S
+++ b/arch/arm64/kernel/vmlinux.lds.S
@@ -241,6 +241,7 @@ SECTIONS
_end = .;
STABS_DEBUG
+ ELF_DETAILS
HEAD_SYMBOLS
}
diff --git a/arch/csky/kernel/vmlinux.lds.S b/arch/csky/kernel/vmlinux.lds.S
index f05b413..f03033e 100644
--- a/arch/csky/kernel/vmlinux.lds.S
+++ b/arch/csky/kernel/vmlinux.lds.S
@@ -109,6 +109,7 @@ SECTIONS
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
}
diff --git a/arch/hexagon/kernel/vmlinux.lds.S b/arch/hexagon/kernel/vmlinux.lds.S
index 0ca2471..35b18e5 100644
--- a/arch/hexagon/kernel/vmlinux.lds.S
+++ b/arch/hexagon/kernel/vmlinux.lds.S
@@ -67,5 +67,6 @@ SECTIONS
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
}
diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S
index d259690..9b26578 100644
--- a/arch/ia64/kernel/vmlinux.lds.S
+++ b/arch/ia64/kernel/vmlinux.lds.S
@@ -218,6 +218,7 @@ SECTIONS {
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
/* Default discards */
DISCARDS
diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S
index f185a85..5e97e9d 100644
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -202,6 +202,7 @@ SECTIONS
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
/* These must appear regardless of . */
.gptab.sdata : {
diff --git a/arch/nds32/kernel/vmlinux.lds.S b/arch/nds32/kernel/vmlinux.lds.S
index 7a6c1ce..6a91b96 100644
--- a/arch/nds32/kernel/vmlinux.lds.S
+++ b/arch/nds32/kernel/vmlinux.lds.S
@@ -64,6 +64,7 @@ SECTIONS
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
}
diff --git a/arch/nios2/kernel/vmlinux.lds.S b/arch/nios2/kernel/vmlinux.lds.S
index c55a7cf..126e114 100644
--- a/arch/nios2/kernel/vmlinux.lds.S
+++ b/arch/nios2/kernel/vmlinux.lds.S
@@ -58,6 +58,7 @@ SECTIONS
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
}
diff --git a/arch/openrisc/kernel/vmlinux.lds.S b/arch/openrisc/kernel/vmlinux.lds.S
index 60449fd..d287dbb 100644
--- a/arch/openrisc/kernel/vmlinux.lds.S
+++ b/arch/openrisc/kernel/vmlinux.lds.S
@@ -115,6 +115,7 @@ SECTIONS
/* Throw in the debugging sections */
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
/* Sections to be discarded -- must be last */
DISCARDS
diff --git a/arch/parisc/boot/compressed/vmlinux.lds.S b/arch/parisc/boot/compressed/vmlinux.lds.S
index 2ac3a64..ab7b439 100644
--- a/arch/parisc/boot/compressed/vmlinux.lds.S
+++ b/arch/parisc/boot/compressed/vmlinux.lds.S
@@ -84,6 +84,7 @@ SECTIONS
}
STABS_DEBUG
+ ELF_DETAILS
.note 0 : { *(.note) }
/* Sections to be discarded */
diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S
index 53e29d8..2769eb9 100644
--- a/arch/parisc/kernel/vmlinux.lds.S
+++ b/arch/parisc/kernel/vmlinux.lds.S
@@ -164,6 +164,7 @@ SECTIONS
_end = . ;
STABS_DEBUG
+ ELF_DETAILS
.note 0 : { *(.note) }
/* Sections to be discarded */
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index 326e113..e0548b4 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -360,8 +360,8 @@ SECTIONS
PROVIDE32 (end = .);
STABS_DEBUG
-
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
/DISCARD/ : {
diff --git a/arch/riscv/kernel/vmlinux.lds.S b/arch/riscv/kernel/vmlinux.lds.S
index f3586e3..6f3af7b 100644
--- a/arch/riscv/kernel/vmlinux.lds.S
+++ b/arch/riscv/kernel/vmlinux.lds.S
@@ -97,6 +97,7 @@ SECTIONS
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
}
diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
index 3769549..177ccfb 100644
--- a/arch/s390/kernel/vmlinux.lds.S
+++ b/arch/s390/kernel/vmlinux.lds.S
@@ -181,6 +181,7 @@ SECTIONS
/* Debugging sections. */
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
/* Sections to be discarded */
DISCARDS
diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S
index bde7a6c..3161b9c 100644
--- a/arch/sh/kernel/vmlinux.lds.S
+++ b/arch/sh/kernel/vmlinux.lds.S
@@ -76,6 +76,7 @@ SECTIONS
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
}
diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S
index f99e99e..d55ae65 100644
--- a/arch/sparc/kernel/vmlinux.lds.S
+++ b/arch/sparc/kernel/vmlinux.lds.S
@@ -187,6 +187,7 @@ SECTIONS
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
}
diff --git a/arch/um/kernel/dyn.lds.S b/arch/um/kernel/dyn.lds.S
index f500148..dacbfab 100644
--- a/arch/um/kernel/dyn.lds.S
+++ b/arch/um/kernel/dyn.lds.S
@@ -164,8 +164,8 @@ SECTIONS
PROVIDE (end = .);
STABS_DEBUG
-
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
}
diff --git a/arch/um/kernel/uml.lds.S b/arch/um/kernel/uml.lds.S
index 3b6dab3..45d957d 100644
--- a/arch/um/kernel/uml.lds.S
+++ b/arch/um/kernel/uml.lds.S
@@ -108,8 +108,8 @@ SECTIONS
PROVIDE (end = .);
STABS_DEBUG
-
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
}
diff --git a/arch/x86/boot/compressed/vmlinux.lds.S b/arch/x86/boot/compressed/vmlinux.lds.S
index 29df99b..3c2ee9a 100644
--- a/arch/x86/boot/compressed/vmlinux.lds.S
+++ b/arch/x86/boot/compressed/vmlinux.lds.S
@@ -82,6 +82,8 @@ SECTIONS
. = ALIGN(PAGE_SIZE); /* keep ZO size page aligned */
_end = .;
+ ELF_DETAILS
+
DISCARDS
}
diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index 9a03e5b..0cc035c 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -411,6 +411,7 @@ SECTIONS
STABS_DEBUG
DWARF_DEBUG
+ ELF_DETAILS
DISCARDS
}
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 6b89a03..cadcbc3 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -34,6 +34,7 @@
*
* STABS_DEBUG
* DWARF_DEBUG
+ * ELF_DETAILS
*
* DISCARDS // must be the last
* }
@@ -811,14 +812,17 @@
.debug_macro 0 : { *(.debug_macro) } \
.debug_addr 0 : { *(.debug_addr) }
- /* Stabs debugging sections. */
+/* Stabs debugging sections. */
#define STABS_DEBUG \
.stab 0 : { *(.stab) } \
.stabstr 0 : { *(.stabstr) } \
.stab.excl 0 : { *(.stab.excl) } \
.stab.exclstr 0 : { *(.stab.exclstr) } \
.stab.index 0 : { *(.stab.index) } \
- .stab.indexstr 0 : { *(.stab.indexstr) } \
+ .stab.indexstr 0 : { *(.stab.indexstr) }
+
+/* Required sections not related to debugging. */
+#define ELF_DETAILS \
.comment 0 : { *(.comment) }
#ifdef CONFIG_GENERIC_BUG
next prev parent reply other threads:[~2020-09-01 14:49 UTC|newest]
Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-21 19:42 [PATCH v6 00/29] Warn on orphan section placement Kees Cook
2020-08-21 19:42 ` [PATCH v6 01/29] vmlinux.lds.h: Create COMMON_DISCARDS Kees Cook
2020-09-01 11:48 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 02/29] vmlinux.lds.h: Add .gnu.version* to COMMON_DISCARDS Kees Cook
2020-09-01 11:48 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 03/29] vmlinux.lds.h: Avoid KASAN and KCSAN's unwanted sections Kees Cook
2020-09-01 11:48 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 04/29] vmlinux.lds.h: Split ELF_DETAILS from STABS_DEBUG Kees Cook
2020-09-01 11:48 ` tip-bot2 for Kees Cook [this message]
2020-08-21 19:42 ` [PATCH v6 05/29] vmlinux.lds.h: Add .symtab, .strtab, and .shstrtab to ELF_DETAILS Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 06/29] vmlinux.lds.h: add PGO and AutoFDO input sections Kees Cook
2020-09-01 11:47 ` [tip: core/build] vmlinux.lds.h: Add " tip-bot2 for Nick Desaulniers
2020-08-21 19:42 ` [PATCH v6 07/29] efi/libstub: Disable -mbranch-protection Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 08/29] arm64/mm: Remove needless section quotes Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 09/29] arm64/kernel: Remove needless Call Frame Information annotations Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 10/29] arm64/build: Remove .eh_frame* sections due to unwind tables Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 11/29] arm64/build: Use common DISCARDS in linker script Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 12/29] arm64/build: Add missing DWARF sections Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 13/29] arm64/build: Assert for unwanted sections Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-10-26 12:29 ` [PATCH v6 13/29] " Geert Uytterhoeven
2020-10-26 13:29 ` Geert Uytterhoeven
2020-10-26 16:01 ` Geert Uytterhoeven
2020-10-26 17:38 ` Ard Biesheuvel
2020-10-26 17:43 ` Geert Uytterhoeven
2020-10-26 17:48 ` Nick Desaulniers
2020-10-26 17:53 ` Geert Uytterhoeven
2020-10-27 8:37 ` Geert Uytterhoeven
2020-10-27 19:25 ` Geert Uytterhoeven
2020-10-27 19:33 ` Ard Biesheuvel
2020-10-27 20:00 ` Arvind Sankar
2020-10-27 20:12 ` Nick Desaulniers
2020-10-27 20:15 ` Ard Biesheuvel
2020-10-27 20:17 ` Nick Desaulniers
2020-10-27 20:30 ` Arvind Sankar
2020-10-27 20:40 ` Nick Desaulniers
2020-10-27 21:24 ` Arvind Sankar
2020-10-27 20:28 ` Nick Desaulniers
2020-10-27 20:32 ` Arvind Sankar
2020-10-27 20:36 ` Nick Desaulniers
2020-10-28 21:36 ` Alexei Starovoitov
2020-10-27 8:51 ` Geert Uytterhoeven
2020-10-27 10:08 ` Jean-Philippe Brucker
2020-10-27 10:20 ` Geert Uytterhoeven
2020-10-27 11:29 ` Ard Biesheuvel
2020-10-27 11:53 ` Naresh Kamboju
2020-10-27 13:56 ` Ard Biesheuvel
2020-08-21 19:42 ` [PATCH v6 14/29] arm64/build: Warn on orphan section placement Kees Cook
2020-08-21 19:42 ` [PATCH v6 15/29] arm/build: Refactor linker script headers Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 16/29] arm/build: Explicitly keep .ARM.attributes sections Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 17/29] arm/build: Add missing sections Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:42 ` [PATCH v6 18/29] arm/build: Assert for unwanted sections Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:43 ` [PATCH v6 19/29] arm/build: Warn on orphan section placement Kees Cook
2020-08-21 19:43 ` [PATCH v6 20/29] arm/boot: Handle all sections explicitly Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:43 ` [PATCH v6 21/29] arm/boot: Warn on orphan section placement Kees Cook
2020-08-21 19:43 ` [PATCH v6 22/29] x86/asm: Avoid generating unused kprobe sections Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:43 ` [PATCH v6 23/29] x86/build: Enforce an empty .got.plt section Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:43 ` [PATCH v6 24/29] x86/build: Assert for unwanted sections Kees Cook
2020-09-01 11:47 ` [tip: core/build] x86/build: Add asserts " tip-bot2 for Kees Cook
2020-08-21 19:43 ` [PATCH v6 25/29] x86/build: Warn on orphan section placement Kees Cook
2020-08-21 19:43 ` [PATCH v6 26/29] x86/boot/compressed: Reorganize zero-size section asserts Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:43 ` [PATCH v6 27/29] x86/boot/compressed: Remove, discard, or assert for unwanted sections Kees Cook
2020-08-21 20:01 ` Arvind Sankar
2020-08-21 21:21 ` Kees Cook
2020-08-21 21:28 ` Arvind Sankar
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:43 ` [PATCH v6 28/29] x86/boot/compressed: Add missing debugging sections to output Kees Cook
2020-09-01 11:47 ` [tip: core/build] " tip-bot2 for Kees Cook
2020-08-21 19:43 ` [PATCH v6 29/29] x86/boot/compressed: Warn on orphan section placement Kees Cook
2020-08-31 19:41 ` [PATCH v6 00/29] " Kees Cook
2020-09-01 7:11 ` Ingo Molnar
2020-09-01 7:59 ` Ingo Molnar
2020-09-01 8:16 ` Ingo Molnar
2020-09-01 15:17 ` Kees Cook
2020-09-01 18:02 ` Nick Desaulniers
2020-09-01 23:18 ` Kees Cook
2020-09-01 23:54 ` Nick Desaulniers
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