Linux 5.13 adds a PTRACE_GET_RSEQ_CONFIGURATION constant, with an associated ptrace_rseq_configuration structure. Add this constant to the various sys/ptrace.h headers in glibc, with the structure in bits/ptrace-shared.h (named struct __ptrace_rseq_configuration in glibc, as with other such structures).
217 lines
7.9 KiB
Diff
217 lines
7.9 KiB
Diff
From 98149b16d645e9644a8e9b3d1f4b7932b9b193c5 Mon Sep 17 00:00:00 2001
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From: Joseph Myers <joseph@codesourcery.com>
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Date: Mon, 9 Aug 2021 16:51:38 +0000
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Subject: [PATCH] Add PTRACE_GET_RSEQ_CONFIGURATION from Linux 5.13 to
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sys/ptrace.h
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Linux 5.13 adds a PTRACE_GET_RSEQ_CONFIGURATION constant, with an
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associated ptrace_rseq_configuration structure.
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Add this constant to the various sys/ptrace.h headers in glibc, with
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the structure in bits/ptrace-shared.h (named struct
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__ptrace_rseq_configuration in glibc, as with other such structures).
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Tested for x86_64, and with build-many-glibcs.py.
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---
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sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h | 7 ++++++-
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sysdeps/unix/sysv/linux/arm/sys/ptrace.h | 6 +++++-
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sysdeps/unix/sysv/linux/bits/ptrace-shared.h | 10 ++++++++++
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sysdeps/unix/sysv/linux/ia64/sys/ptrace.h | 6 +++++-
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sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h | 7 ++++++-
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sysdeps/unix/sysv/linux/s390/sys/ptrace.h | 5 +++++
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sysdeps/unix/sysv/linux/sparc/sys/ptrace.h | 6 +++++-
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sysdeps/unix/sysv/linux/sys/ptrace.h | 6 +++++-
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sysdeps/unix/sysv/linux/x86/sys/ptrace.h | 6 +++++-
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9 files changed, 52 insertions(+), 7 deletions(-)
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diff --git a/sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h b/sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h
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index af8193cbe7b2..1fae1dce9c6a 100644
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--- a/sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h
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+++ b/sysdeps/unix/sysv/linux/aarch64/sys/ptrace.h
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@@ -58,6 +58,7 @@ __BEGIN_DECLS
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#undef PTRACE_SECCOMP_GET_FILTER
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#undef PTRACE_SECCOMP_GET_METADATA
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#undef PTRACE_GET_SYSCALL_INFO
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+#undef PTRACE_GET_RSEQ_CONFIGURATION
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/* Type of the REQUEST argument to `ptrace.' */
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enum __ptrace_request
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@@ -190,8 +191,12 @@ enum __ptrace_request
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#define PTRACE_SECCOMP_GET_METADATA PTRACE_SECCOMP_GET_METADATA
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/* Get information about system call. */
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- PTRACE_GET_SYSCALL_INFO = 0x420e
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+ PTRACE_GET_SYSCALL_INFO = 0x420e,
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#define PTRACE_GET_SYSCALL_INFO PTRACE_GET_SYSCALL_INFO
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+
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+ /* Get rseq configuration information. */
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+ PTRACE_GET_RSEQ_CONFIGURATION = 0x420f
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+#define PTRACE_GET_RSEQ_CONFIGURATION PTRACE_GET_RSEQ_CONFIGURATION
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};
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diff --git a/sysdeps/unix/sysv/linux/arm/sys/ptrace.h b/sysdeps/unix/sysv/linux/arm/sys/ptrace.h
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index cdb1f159a7c1..2e3843664855 100644
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--- a/sysdeps/unix/sysv/linux/arm/sys/ptrace.h
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+++ b/sysdeps/unix/sysv/linux/arm/sys/ptrace.h
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@@ -200,8 +200,12 @@ enum __ptrace_request
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#define PTRACE_SECCOMP_GET_METADATA PTRACE_SECCOMP_GET_METADATA
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/* Get information about system call. */
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- PTRACE_GET_SYSCALL_INFO = 0x420e
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+ PTRACE_GET_SYSCALL_INFO = 0x420e,
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#define PTRACE_GET_SYSCALL_INFO PTRACE_GET_SYSCALL_INFO
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+
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+ /* Get rseq configuration information. */
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+ PTRACE_GET_RSEQ_CONFIGURATION = 0x420f
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+#define PTRACE_GET_RSEQ_CONFIGURATION PTRACE_GET_RSEQ_CONFIGURATION
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};
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diff --git a/sysdeps/unix/sysv/linux/bits/ptrace-shared.h b/sysdeps/unix/sysv/linux/bits/ptrace-shared.h
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index 7d40634da55e..7e95ca7082e9 100644
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--- a/sysdeps/unix/sysv/linux/bits/ptrace-shared.h
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+++ b/sysdeps/unix/sysv/linux/bits/ptrace-shared.h
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@@ -120,6 +120,16 @@ struct __ptrace_syscall_info
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};
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};
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+/* Results of PTRACE_GET_RSEQ_CONFIGURATION. */
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+struct __ptrace_rseq_configuration
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+{
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+ __uint64_t rseq_abi_pointer;
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+ __uint32_t rseq_abi_size;
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+ __uint32_t signature;
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+ __uint32_t flags;
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+ __uint32_t pad;
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+};
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+
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/* Perform process tracing functions. REQUEST is one of the values
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above, and determines the action to be taken.
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For all requests except PTRACE_TRACEME, PID specifies the process to be
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diff --git a/sysdeps/unix/sysv/linux/ia64/sys/ptrace.h b/sysdeps/unix/sysv/linux/ia64/sys/ptrace.h
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index bea975bb9e3d..536a0cafbd1b 100644
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--- a/sysdeps/unix/sysv/linux/ia64/sys/ptrace.h
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+++ b/sysdeps/unix/sysv/linux/ia64/sys/ptrace.h
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@@ -153,8 +153,12 @@ enum __ptrace_request
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#define PTRACE_SECCOMP_GET_METADATA PTRACE_SECCOMP_GET_METADATA
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/* Get information about system call. */
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- PTRACE_GET_SYSCALL_INFO = 0x420e
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+ PTRACE_GET_SYSCALL_INFO = 0x420e,
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#define PTRACE_GET_SYSCALL_INFO PTRACE_GET_SYSCALL_INFO
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+
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+ /* Get rseq configuration information. */
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+ PTRACE_GET_RSEQ_CONFIGURATION = 0x420f
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+#define PTRACE_GET_RSEQ_CONFIGURATION PTRACE_GET_RSEQ_CONFIGURATION
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};
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diff --git a/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h b/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h
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index 032c91e81791..fb599af6da64 100644
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--- a/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h
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+++ b/sysdeps/unix/sysv/linux/powerpc/sys/ptrace.h
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@@ -36,6 +36,7 @@ __BEGIN_DECLS
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# undef PTRACE_GETREGS
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# undef PTRACE_GETREGS64
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# undef PTRACE_GETREGSET
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+# undef PTRACE_GET_RSEQ_CONFIGURATION
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# undef PTRACE_GETSIGINFO
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# undef PTRACE_GETSIGMASK
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# undef PTRACE_GET_SYSCALL_INFO
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@@ -260,8 +261,12 @@ enum __ptrace_request
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#define PTRACE_SECCOMP_GET_METADATA PTRACE_SECCOMP_GET_METADATA
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/* Get information about system call. */
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- PTRACE_GET_SYSCALL_INFO = 0x420e
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+ PTRACE_GET_SYSCALL_INFO = 0x420e,
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#define PTRACE_GET_SYSCALL_INFO PTRACE_GET_SYSCALL_INFO
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+
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+ /* Get rseq configuration information. */
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+ PTRACE_GET_RSEQ_CONFIGURATION = 0x420f
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+#define PTRACE_GET_RSEQ_CONFIGURATION PTRACE_GET_RSEQ_CONFIGURATION
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};
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diff --git a/sysdeps/unix/sysv/linux/s390/sys/ptrace.h b/sysdeps/unix/sysv/linux/s390/sys/ptrace.h
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index 4f3c65726f61..3ddd2e426789 100644
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--- a/sysdeps/unix/sysv/linux/s390/sys/ptrace.h
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+++ b/sysdeps/unix/sysv/linux/s390/sys/ptrace.h
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@@ -86,6 +86,7 @@ __BEGIN_DECLS
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# undef PTRACE_SYSCALL_INFO_ENTRY
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# undef PTRACE_SYSCALL_INFO_EXIT
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# undef PTRACE_SYSCALL_INFO_SECCOMP
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+# undef PTRACE_GET_RSEQ_CONFIGURATION
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#endif
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/* Type of the REQUEST argument to `ptrace.' */
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enum __ptrace_request
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@@ -217,6 +218,10 @@ enum __ptrace_request
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PTRACE_GET_SYSCALL_INFO = 0x420e,
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#define PTRACE_GET_SYSCALL_INFO PTRACE_GET_SYSCALL_INFO
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+ /* Get rseq configuration information. */
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+ PTRACE_GET_RSEQ_CONFIGURATION = 0x420f,
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+#define PTRACE_GET_RSEQ_CONFIGURATION PTRACE_GET_RSEQ_CONFIGURATION
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+
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PTRACE_PEEKUSR_AREA = 0x5000,
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#define PTRACE_PEEKUSR_AREA PTRACE_PEEKUSR_AREA
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diff --git a/sysdeps/unix/sysv/linux/sparc/sys/ptrace.h b/sysdeps/unix/sysv/linux/sparc/sys/ptrace.h
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index 3f6150028487..773b4379249c 100644
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--- a/sysdeps/unix/sysv/linux/sparc/sys/ptrace.h
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+++ b/sysdeps/unix/sysv/linux/sparc/sys/ptrace.h
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@@ -221,8 +221,12 @@ enum __ptrace_request
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#define PTRACE_SECCOMP_GET_METADATA PTRACE_SECCOMP_GET_METADATA
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/* Get information about system call. */
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- PTRACE_GET_SYSCALL_INFO = 0x420e
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+ PTRACE_GET_SYSCALL_INFO = 0x420e,
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#define PTRACE_GET_SYSCALL_INFO PTRACE_GET_SYSCALL_INFO
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+
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+ /* Get rseq configuration information. */
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+ PTRACE_GET_RSEQ_CONFIGURATION = 0x420f
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+#define PTRACE_GET_RSEQ_CONFIGURATION PTRACE_GET_RSEQ_CONFIGURATION
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};
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diff --git a/sysdeps/unix/sysv/linux/sys/ptrace.h b/sysdeps/unix/sysv/linux/sys/ptrace.h
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index dc76e97ea72a..404fc3ddb7b5 100644
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--- a/sysdeps/unix/sysv/linux/sys/ptrace.h
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+++ b/sysdeps/unix/sysv/linux/sys/ptrace.h
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@@ -170,8 +170,12 @@ enum __ptrace_request
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#define PTRACE_SECCOMP_GET_METADATA PTRACE_SECCOMP_GET_METADATA
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/* Get information about system call. */
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- PTRACE_GET_SYSCALL_INFO = 0x420e
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+ PTRACE_GET_SYSCALL_INFO = 0x420e,
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#define PTRACE_GET_SYSCALL_INFO PTRACE_GET_SYSCALL_INFO
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+
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+ /* Get rseq configuration information. */
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+ PTRACE_GET_RSEQ_CONFIGURATION = 0x420f
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+#define PTRACE_GET_RSEQ_CONFIGURATION PTRACE_GET_RSEQ_CONFIGURATION
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};
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diff --git a/sysdeps/unix/sysv/linux/x86/sys/ptrace.h b/sysdeps/unix/sysv/linux/x86/sys/ptrace.h
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index 8501cc22ed7b..7202a09eefd3 100644
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--- a/sysdeps/unix/sysv/linux/x86/sys/ptrace.h
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+++ b/sysdeps/unix/sysv/linux/x86/sys/ptrace.h
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@@ -190,8 +190,12 @@ enum __ptrace_request
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#define PTRACE_SECCOMP_GET_METADATA PTRACE_SECCOMP_GET_METADATA
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/* Get information about system call. */
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- PTRACE_GET_SYSCALL_INFO = 0x420e
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+ PTRACE_GET_SYSCALL_INFO = 0x420e,
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#define PTRACE_GET_SYSCALL_INFO PTRACE_GET_SYSCALL_INFO
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+
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+ /* Get rseq configuration information. */
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+ PTRACE_GET_RSEQ_CONFIGURATION = 0x420f
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+#define PTRACE_GET_RSEQ_CONFIGURATION PTRACE_GET_RSEQ_CONFIGURATION
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};
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--
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2.27.0
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