From: Dave Martin <Dave.Martin@arm.com>
To: linux-kernel@vger.kernel.org
Cc: "Andrew Jones" <drjones@redhat.com>,
"Arnd Bergmann" <arnd@arndb.de>,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Eugene Syromiatnikov" <esyr@redhat.com>,
"Florian Weimer" <fweimer@redhat.com>,
"H.J. Lu" <hjl.tools@gmail.com>, "Jann Horn" <jannh@google.com>,
"Kees Cook" <keescook@chromium.org>,
"Kristina Martšenko" <kristina.martsenko@arm.com>,
"Marc Zyngier" <maz@kernel.org>,
"Mark Brown" <broonie@kernel.org>,
"Paul Elliott" <paul.elliott@arm.com>,
"Peter Zijlstra" <peterz@infradead.org>,
"Richard Henderson" <richard.henderson@linaro.org>,
"Sudakshina Das" <sudi.das@arm.com>,
"Szabolcs Nagy" <szabolcs.nagy@arm.com>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Will Deacon" <will@kernel.org>,
"Yu-cheng Yu" <yu-cheng.yu@intel.com>,
"Amit Kachhap" <amit.kachhap@arm.com>
Subject: [PATCH v3 01/12] ELF: UAPI and Kconfig additions for ELF program properties
Date: Fri, 18 Oct 2019 18:25:34 +0100 [thread overview]
Message-ID: <1571419545-20401-2-git-send-email-Dave.Martin@arm.com> (raw)
In-Reply-To: <1571419545-20401-1-git-send-email-Dave.Martin@arm.com>
Pull the basic ELF definitions relating to the
NT_GNU_PROPERTY_TYPE_0 note from Yu-Cheng Yu's earlier x86 shstk
series.
Signed-off-by: Yu-cheng Yu <yu-cheng.yu@intel.com>
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
---
fs/Kconfig.binfmt | 3 +++
include/linux/elf.h | 8 ++++++++
include/uapi/linux/elf.h | 1 +
3 files changed, 12 insertions(+)
diff --git a/fs/Kconfig.binfmt b/fs/Kconfig.binfmt
index 62dc4f5..d2cfe07 100644
--- a/fs/Kconfig.binfmt
+++ b/fs/Kconfig.binfmt
@@ -36,6 +36,9 @@ config COMPAT_BINFMT_ELF
config ARCH_BINFMT_ELF_STATE
bool
+config ARCH_USE_GNU_PROPERTY
+ bool
+
config BINFMT_ELF_FDPIC
bool "Kernel support for FDPIC ELF binaries"
default y if !BINFMT_ELF
diff --git a/include/linux/elf.h b/include/linux/elf.h
index e3649b3..459cddc 100644
--- a/include/linux/elf.h
+++ b/include/linux/elf.h
@@ -2,6 +2,7 @@
#ifndef _LINUX_ELF_H
#define _LINUX_ELF_H
+#include <linux/types.h>
#include <asm/elf.h>
#include <uapi/linux/elf.h>
@@ -56,4 +57,11 @@ static inline int elf_coredump_extra_notes_write(struct coredump_params *cprm) {
extern int elf_coredump_extra_notes_size(void);
extern int elf_coredump_extra_notes_write(struct coredump_params *cprm);
#endif
+
+/* NT_GNU_PROPERTY_TYPE_0 header */
+struct gnu_property {
+ u32 pr_type;
+ u32 pr_datasz;
+};
+
#endif /* _LINUX_ELF_H */
diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h
index 34c02e4..c377314 100644
--- a/include/uapi/linux/elf.h
+++ b/include/uapi/linux/elf.h
@@ -36,6 +36,7 @@ typedef __s64 Elf64_Sxword;
#define PT_LOPROC 0x70000000
#define PT_HIPROC 0x7fffffff
#define PT_GNU_EH_FRAME 0x6474e550
+#define PT_GNU_PROPERTY 0x6474e553
#define PT_GNU_STACK (PT_LOOS + 0x474e551)
--
2.1.4
WARNING: multiple messages have this Message-ID (diff)
From: Dave Martin <Dave.Martin@arm.com>
To: linux-kernel@vger.kernel.org
Cc: "Andrew Jones" <drjones@redhat.com>,
"Arnd Bergmann" <arnd@arndb.de>,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Eugene Syromiatnikov" <esyr@redhat.com>,
"Florian Weimer" <fweimer@redhat.com>,
"H.J. Lu" <hjl.tools@gmail.com>, "Jann Horn" <jannh@google.com>,
"Kees Cook" <keescook@chromium.org>,
"Kristina Martšenko" <kristina.martsenko@arm.com>,
"Marc Zyngier" <maz@kernel.org>,
"Mark Brown" <broonie@kernel.org>,
"Paul Elliott" <paul.elliott@arm.com>,
"Peter Zijlstra" <peterz@infradead.org>,
"Richard Henderson" <richard.henderson@linaro.org>,
"Sudakshina Das" <sudi.das@arm.com>,
"Szabolcs Nagy" <szabolcs.nagy@arm.com>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Will Deacon" <will@kernel.org>,
"Yu-cheng Yu" <yu-cheng.yu@intel.com>,
"Amit Kachhap" <amit.kachhap@arm.com>,
"Vincenzo Frascino" <vincenzo.frascino@arm.com>,
linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 01/12] ELF: UAPI and Kconfig additions for ELF program properties
Date: Fri, 18 Oct 2019 18:25:34 +0100 [thread overview]
Message-ID: <1571419545-20401-2-git-send-email-Dave.Martin@arm.com> (raw)
Message-ID: <20191018172534.NKwBLPqYa4KNynUL_8cwgX9Hh12owcfH6k5XfO53E3Q@z> (raw)
In-Reply-To: <1571419545-20401-1-git-send-email-Dave.Martin@arm.com>
Pull the basic ELF definitions relating to the
NT_GNU_PROPERTY_TYPE_0 note from Yu-Cheng Yu's earlier x86 shstk
series.
Signed-off-by: Yu-cheng Yu <yu-cheng.yu@intel.com>
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
---
fs/Kconfig.binfmt | 3 +++
include/linux/elf.h | 8 ++++++++
include/uapi/linux/elf.h | 1 +
3 files changed, 12 insertions(+)
diff --git a/fs/Kconfig.binfmt b/fs/Kconfig.binfmt
index 62dc4f5..d2cfe07 100644
--- a/fs/Kconfig.binfmt
+++ b/fs/Kconfig.binfmt
@@ -36,6 +36,9 @@ config COMPAT_BINFMT_ELF
config ARCH_BINFMT_ELF_STATE
bool
+config ARCH_USE_GNU_PROPERTY
+ bool
+
config BINFMT_ELF_FDPIC
bool "Kernel support for FDPIC ELF binaries"
default y if !BINFMT_ELF
diff --git a/include/linux/elf.h b/include/linux/elf.h
index e3649b3..459cddc 100644
--- a/include/linux/elf.h
+++ b/include/linux/elf.h
@@ -2,6 +2,7 @@
#ifndef _LINUX_ELF_H
#define _LINUX_ELF_H
+#include <linux/types.h>
#include <asm/elf.h>
#include <uapi/linux/elf.h>
@@ -56,4 +57,11 @@ static inline int elf_coredump_extra_notes_write(struct coredump_params *cprm) {
extern int elf_coredump_extra_notes_size(void);
extern int elf_coredump_extra_notes_write(struct coredump_params *cprm);
#endif
+
+/* NT_GNU_PROPERTY_TYPE_0 header */
+struct gnu_property {
+ u32 pr_type;
+ u32 pr_datasz;
+};
+
#endif /* _LINUX_ELF_H */
diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h
index 34c02e4..c377314 100644
--- a/include/uapi/linux/elf.h
+++ b/include/uapi/linux/elf.h
@@ -36,6 +36,7 @@ typedef __s64 Elf64_Sxword;
#define PT_LOPROC 0x70000000
#define PT_HIPROC 0x7fffffff
#define PT_GNU_EH_FRAME 0x6474e550
+#define PT_GNU_PROPERTY 0x6474e553
#define PT_GNU_STACK (PT_LOOS + 0x474e551)
--
2.1.4
next prev parent reply other threads:[~2019-10-18 17:25 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-18 17:25 [PATCH v3 00/12] arm64: ARMv8.5-A: Branch Target Identification support Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-18 17:25 ` Dave Martin [this message]
2019-10-18 17:25 ` [PATCH v3 01/12] ELF: UAPI and Kconfig additions for ELF program properties Dave Martin
2019-10-29 23:07 ` Kees Cook
2019-10-29 23:07 ` Kees Cook
2019-10-18 17:25 ` [PATCH v3 02/12] ELF: Add ELF program property parsing support Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-29 23:14 ` Kees Cook
2019-10-29 23:14 ` Kees Cook
2019-12-11 13:58 ` Mark Brown
2019-12-11 13:58 ` Mark Brown
2019-10-18 17:25 ` [PATCH v3 03/12] mm: Reserve asm-generic prot flag 0x10 for arch use Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-18 17:25 ` [PATCH v3 04/12] arm64: docs: cpu-feature-registers: Document ID_AA64PFR1_EL1 Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-18 17:25 ` [PATCH v3 05/12] arm64: Basic Branch Target Identification support Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-18 17:25 ` [PATCH v3 06/12] elf: Allow arch to tweak initial mmap prot flags Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-29 23:19 ` Kees Cook
2019-10-29 23:19 ` Kees Cook
2019-10-18 17:25 ` [PATCH v3 07/12] arm64: elf: Enable BTI at exec based on ELF program properties Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-18 17:25 ` [PATCH v3 08/12] arm64: BTI: Decode BYTPE bits when printing PSTATE Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-18 17:25 ` [PATCH v3 09/12] arm64: traps: Fix inconsistent faulting instruction skipping Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-18 17:25 ` [PATCH v3 10/12] arm64: traps: Shuffle code to eliminate forward declarations Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-18 17:25 ` [PATCH v3 11/12] arm64: BTI: Reset BTYPE when skipping emulated instructions Dave Martin
2019-10-18 17:25 ` Dave Martin
2019-10-18 17:25 ` [PATCH v3 12/12] KVM: " Dave Martin
2019-10-18 17:25 ` Dave Martin
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