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Date:   Tue, 28 May 2019 19:53:41 +0200
From:   Christian Brauner <>
To:     Arnaldo Carvalho de Melo <>,
        Ingo Molnar <>,
        Thomas Gleixner <>
CC:     Jiri Olsa <>, Namhyung Kim <>,
        Clark Williams <>,,,
        Arnaldo Carvalho de Melo <>,
        Adrian Hunter <>,
        Brendan Gregg <>,
        Luis Cláudio Gonçalves <>
Subject: Re: [PATCH 05/14] tools headers UAPI: Sync linux/sched.h with the kernel

On May 28, 2019 7:50:11 PM GMT+02:00, Arnaldo Carvalho de Melo <> wrote:
>From: Arnaldo Carvalho de Melo <>
>To pick up the change in:
>  b3e583825266 ("clone: add CLONE_PIDFD")
>This requires changes in the 'perf trace' beautification routines for
>the 'clone' syscall args, which is done in a followup patch.
>This silences the following perf build warning:
>Warning: Kernel ABI header at 'tools/include/uapi/linux/sched.h'
>differs from latest version at 'include/uapi/linux/sched.h'
>  diff -u tools/include/uapi/linux/sched.h include/uapi/linux/sched.h
>Cc: Adrian Hunter <>
>Cc: Brendan Gregg <>
>Cc: Christian Brauner <>
>Cc: Jiri Olsa <>
>Cc: Luis Cláudio Gonçalves <>
>Cc: Namhyung Kim <>
>Signed-off-by: Arnaldo Carvalho de Melo <>
> tools/include/uapi/linux/sched.h | 1 +
> 1 file changed, 1 insertion(+)
>diff --git a/tools/include/uapi/linux/sched.h
>index 22627f80063e..ed4ee170bee2 100644
>--- a/tools/include/uapi/linux/sched.h
>+++ b/tools/include/uapi/linux/sched.h
>@@ -10,6 +10,7 @@
>#define CLONE_FS	0x00000200	/* set if fs info shared between processes
>#define CLONE_FILES	0x00000400	/* set if open files shared between
>processes */
>#define CLONE_SIGHAND	0x00000800	/* set if signal handlers and blocked
>signals shared */
>+#define CLONE_PIDFD	0x00001000	/* set if a pidfd should be placed in
>parent */
>#define CLONE_PTRACE	0x00002000	/* set if we want to let tracing
>continue on the child too */
>#define CLONE_VFORK	0x00004000	/* set if the parent wants the child to
>wake it up on mm_release */
>#define CLONE_PARENT	0x00008000	/* set if we want to have the same
>parent as the cloner */

Thanks for doing that!

Reviewed-by: Christian Brauner <>

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