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* Add PTRACE_SYSEMU and PT_SYSEMU_SINGLESTEP from Linux 5.12 for s390
@ 2021-05-10 19:51 Joseph Myers
  2021-05-10 20:03 ` Andreas Schwab
  0 siblings, 1 reply; 2+ messages in thread
From: Joseph Myers @ 2021-05-10 19:51 UTC (permalink / raw)
  To: libc-alpha

Linux 5.12 adds the constants PTRACE_SYSEMU and
PTRACE_SYSEMU_SINGLESTEP for s390.  Add these to glibc.

Tested with build-many-glibcs.py for s390-linux-gnu and
s390x-linux-gnu.

diff --git a/sysdeps/unix/sysv/linux/s390/sys/ptrace.h b/sysdeps/unix/sysv/linux/s390/sys/ptrace.h
index 85efbae842..4f3c65726f 100644
--- a/sysdeps/unix/sysv/linux/s390/sys/ptrace.h
+++ b/sysdeps/unix/sysv/linux/s390/sys/ptrace.h
@@ -39,6 +39,8 @@ __BEGIN_DECLS
 # undef PTRACE_ATTACH
 # undef PTRACE_DETACH
 # undef PTRACE_SYSCALL
+# undef PTRACE_SYSEMU
+# undef PTRACE_SYSEMU_SINGLESTEP
 # undef PTRACE_SETOPTIONS
 # undef PTRACE_GETEVENTMSG
 # undef PTRACE_GETSIGINFO
@@ -146,6 +148,14 @@ enum __ptrace_request
   PTRACE_SYSCALL = 24,
 #define PT_SYSCALL PTRACE_SYSCALL
 
+  /* Continue and stop at the next syscall, it will not be executed.  */
+  PTRACE_SYSEMU = 31,
+#define PT_SYSEMU PTRACE_SYSEMU
+
+  /* Single step the process, the next syscall will not be executed.  */
+  PTRACE_SYSEMU_SINGLESTEP = 32,
+#define PT_SYSEMU_SINGLESTEP PTRACE_SYSEMU_SINGLESTEP
+
   /* Set ptrace filter options.  */
   PTRACE_SETOPTIONS = 0x4200,
 #define PT_SETOPTIONS PTRACE_SETOPTIONS

-- 
Joseph S. Myers
joseph@codesourcery.com

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: Add PTRACE_SYSEMU and PT_SYSEMU_SINGLESTEP from Linux 5.12 for s390
  2021-05-10 19:51 Add PTRACE_SYSEMU and PT_SYSEMU_SINGLESTEP from Linux 5.12 for s390 Joseph Myers
@ 2021-05-10 20:03 ` Andreas Schwab
  0 siblings, 0 replies; 2+ messages in thread
From: Andreas Schwab @ 2021-05-10 20:03 UTC (permalink / raw)
  To: Joseph Myers; +Cc: libc-alpha

On Mai 10 2021, Joseph Myers wrote:

> Linux 5.12 adds the constants PTRACE_SYSEMU and
> PTRACE_SYSEMU_SINGLESTEP for s390.  Add these to glibc.

Ok.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
"And now for something completely different."

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2021-05-10 19:51 Add PTRACE_SYSEMU and PT_SYSEMU_SINGLESTEP from Linux 5.12 for s390 Joseph Myers
2021-05-10 20:03 ` Andreas Schwab

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