+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _UAPI_LINUX_SCHED_H
-#define _UAPI_LINUX_SCHED_H
-
-#include <linux/types.h>
-
-/*
- * cloning flags:
- */
-#define CSIGNAL 0x000000ff /* signal mask to be sent at exit */
-#define CLONE_VM 0x00000100 /* set if VM shared between processes */
-#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 */
-#define CLONE_THREAD 0x00010000 /* Same thread group? */
-#define CLONE_NEWNS 0x00020000 /* New mount namespace group */
-#define CLONE_SYSVSEM 0x00040000 /* share system V SEM_UNDO semantics */
-#define CLONE_SETTLS 0x00080000 /* create a new TLS for the child */
-#define CLONE_PARENT_SETTID 0x00100000 /* set the TID in the parent */
-#define CLONE_CHILD_CLEARTID 0x00200000 /* clear the TID in the child */
-#define CLONE_DETACHED 0x00400000 /* Unused, ignored */
-#define CLONE_UNTRACED 0x00800000 /* set if the tracing process can't force CLONE_PTRACE on this clone */
-#define CLONE_CHILD_SETTID 0x01000000 /* set the TID in the child */
-#define CLONE_NEWCGROUP 0x02000000 /* New cgroup namespace */
-#define CLONE_NEWUTS 0x04000000 /* New utsname namespace */
-#define CLONE_NEWIPC 0x08000000 /* New ipc namespace */
-#define CLONE_NEWUSER 0x10000000 /* New user namespace */
-#define CLONE_NEWPID 0x20000000 /* New pid namespace */
-#define CLONE_NEWNET 0x40000000 /* New network namespace */
-#define CLONE_IO 0x80000000 /* Clone io context */
-
-/* Flags for the clone3() syscall. */
-#define CLONE_CLEAR_SIGHAND 0x100000000ULL /* Clear any signal handler and reset to SIG_DFL. */
-#define CLONE_INTO_CGROUP 0x200000000ULL /* Clone into a specific cgroup given the right permissions. */
-
-/*
- * cloning flags intersect with CSIGNAL so can be used with unshare and clone3
- * syscalls only:
- */
-#define CLONE_NEWTIME 0x00000080 /* New time namespace */
-
-#ifndef __ASSEMBLY__
-/**
- * struct clone_args - arguments for the clone3 syscall
- * @flags: Flags for the new process as listed above.
- * All flags are valid except for CSIGNAL and
- * CLONE_DETACHED.
- * @pidfd: If CLONE_PIDFD is set, a pidfd will be
- * returned in this argument.
- * @child_tid: If CLONE_CHILD_SETTID is set, the TID of the
- * child process will be returned in the child's
- * memory.
- * @parent_tid: If CLONE_PARENT_SETTID is set, the TID of
- * the child process will be returned in the
- * parent's memory.
- * @exit_signal: The exit_signal the parent process will be
- * sent when the child exits.
- * @stack: Specify the location of the stack for the
- * child process.
- * Note, @stack is expected to point to the
- * lowest address. The stack direction will be
- * determined by the kernel and set up
- * appropriately based on @stack_size.
- * @stack_size: The size of the stack for the child process.
- * @tls: If CLONE_SETTLS is set, the tls descriptor
- * is set to tls.
- * @set_tid: Pointer to an array of type *pid_t. The size
- * of the array is defined using @set_tid_size.
- * This array is used to select PIDs/TIDs for
- * newly created processes. The first element in
- * this defines the PID in the most nested PID
- * namespace. Each additional element in the array
- * defines the PID in the parent PID namespace of
- * the original PID namespace. If the array has
- * less entries than the number of currently
- * nested PID namespaces only the PIDs in the
- * corresponding namespaces are set.
- * @set_tid_size: This defines the size of the array referenced
- * in @set_tid. This cannot be larger than the
- * kernel's limit of nested PID namespaces.
- * @cgroup: If CLONE_INTO_CGROUP is specified set this to
- * a file descriptor for the cgroup.
- *
- * The structure is versioned by size and thus extensible.
- * New struct members must go at the end of the struct and
- * must be properly 64bit aligned.
- */
-struct clone_args {
- __aligned_u64 flags;
- __aligned_u64 pidfd;
- __aligned_u64 child_tid;
- __aligned_u64 parent_tid;
- __aligned_u64 exit_signal;
- __aligned_u64 stack;
- __aligned_u64 stack_size;
- __aligned_u64 tls;
- __aligned_u64 set_tid;
- __aligned_u64 set_tid_size;
- __aligned_u64 cgroup;
-};
-#endif
-
-#define CLONE_ARGS_SIZE_VER0 64 /* sizeof first published struct */
-#define CLONE_ARGS_SIZE_VER1 80 /* sizeof second published struct */
-#define CLONE_ARGS_SIZE_VER2 88 /* sizeof third published struct */
-
-/*
- * Scheduling policies
- */
-#define SCHED_NORMAL 0
-#define SCHED_FIFO 1
-#define SCHED_RR 2
-#define SCHED_BATCH 3
-/* SCHED_ISO: reserved but not implemented yet */
-#define SCHED_IDLE 5
-#define SCHED_DEADLINE 6
-
-/* Can be ORed in to make sure the process is reverted back to SCHED_NORMAL on fork */
-#define SCHED_RESET_ON_FORK 0x40000000
-
-/*
- * For the sched_{set,get}attr() calls
- */
-#define SCHED_FLAG_RESET_ON_FORK 0x01
-#define SCHED_FLAG_RECLAIM 0x02
-#define SCHED_FLAG_DL_OVERRUN 0x04
-#define SCHED_FLAG_KEEP_POLICY 0x08
-#define SCHED_FLAG_KEEP_PARAMS 0x10
-#define SCHED_FLAG_UTIL_CLAMP_MIN 0x20
-#define SCHED_FLAG_UTIL_CLAMP_MAX 0x40
-
-#define SCHED_FLAG_KEEP_ALL (SCHED_FLAG_KEEP_POLICY | \
- SCHED_FLAG_KEEP_PARAMS)
-
-#define SCHED_FLAG_UTIL_CLAMP (SCHED_FLAG_UTIL_CLAMP_MIN | \
- SCHED_FLAG_UTIL_CLAMP_MAX)
-
-#define SCHED_FLAG_ALL (SCHED_FLAG_RESET_ON_FORK | \
- SCHED_FLAG_RECLAIM | \
- SCHED_FLAG_DL_OVERRUN | \
- SCHED_FLAG_KEEP_ALL | \
- SCHED_FLAG_UTIL_CLAMP)
-
-#endif /* _UAPI_LINUX_SCHED_H */
beauty_outdir := $(OUTPUT)trace/beauty/generated
beauty_ioctl_outdir := $(beauty_outdir)/ioctl
-drm_ioctl_array := $(beauty_ioctl_outdir)/drm_ioctl_array.c
-drm_hdr_dir := $(srctree)/tools/include/uapi/drm
-drm_ioctl_tbl := $(srctree)/tools/perf/trace/beauty/drm_ioctl.sh
# Create output directory if not already present
$(shell [ -d '$(beauty_ioctl_outdir)' ] || mkdir -p '$(beauty_ioctl_outdir)')
+clone_flags_array := $(beauty_outdir)/clone_flags_array.c
+clone_flags_tbl := $(srctree)/tools/perf/trace/beauty/clone.sh
+
+$(clone_flags_array): $(beauty_uapi_linux_dir)/sched.h $(clone_flags_tbl)
+ $(Q)$(SHELL) '$(clone_flags_tbl)' $(beauty_uapi_linux_dir) > $@
+
+drm_ioctl_array := $(beauty_ioctl_outdir)/drm_ioctl_array.c
+drm_hdr_dir := $(srctree)/tools/include/uapi/drm
+drm_ioctl_tbl := $(srctree)/tools/perf/trace/beauty/drm_ioctl.sh
+
$(drm_ioctl_array): $(drm_hdr_dir)/drm.h $(drm_hdr_dir)/i915_drm.h $(drm_ioctl_tbl)
$(Q)$(SHELL) '$(drm_ioctl_tbl)' $(drm_hdr_dir) > $@
prepare: $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmds.h archheaders \
arm64-sysreg-defs \
+ $(clone_flags_array) \
$(drm_ioctl_array) \
$(fadvise_advice_array) \
$(fsconfig_arrays) \
"include/uapi/linux/kvm.h"
"include/uapi/linux/in.h"
"include/uapi/linux/perf_event.h"
- "include/uapi/linux/sched.h"
"include/uapi/linux/seccomp.h"
"include/uapi/linux/vhost.h"
"include/linux/bits.h"
"include/uapi/linux/fs.h"
"include/uapi/linux/mount.h"
"include/uapi/linux/prctl.h"
+ "include/uapi/linux/sched.h"
"include/uapi/linux/usbdevice_fs.h"
"include/uapi/sound/asound.h"
)
#include "trace/beauty/beauty.h"
#include <linux/kernel.h>
+#include <linux/log2.h>
#include <sys/types.h>
-#include <uapi/linux/sched.h>
+#include <sched.h>
static size_t clone__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
{
- const char *prefix = "CLONE_";
- int printed = 0;
+#include "trace/beauty/generated/clone_flags_array.c"
+ static DEFINE_STRARRAY(clone_flags, "CLONE_");
-#define P_FLAG(n) \
- if (flags & CLONE_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
- flags &= ~CLONE_##n; \
- }
-
- P_FLAG(VM);
- P_FLAG(FS);
- P_FLAG(FILES);
- P_FLAG(SIGHAND);
- P_FLAG(PIDFD);
- P_FLAG(PTRACE);
- P_FLAG(VFORK);
- P_FLAG(PARENT);
- P_FLAG(THREAD);
- P_FLAG(NEWNS);
- P_FLAG(SYSVSEM);
- P_FLAG(SETTLS);
- P_FLAG(PARENT_SETTID);
- P_FLAG(CHILD_CLEARTID);
- P_FLAG(DETACHED);
- P_FLAG(UNTRACED);
- P_FLAG(CHILD_SETTID);
- P_FLAG(NEWCGROUP);
- P_FLAG(NEWUTS);
- P_FLAG(NEWIPC);
- P_FLAG(NEWUSER);
- P_FLAG(NEWPID);
- P_FLAG(NEWNET);
- P_FLAG(IO);
- P_FLAG(CLEAR_SIGHAND);
- P_FLAG(INTO_CGROUP);
-#undef P_FLAG
-
- if (flags)
- printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
-
- return printed;
+ return strarray__scnprintf_flags(&strarray__clone_flags, bf, size, show_prefix, flags);
}
size_t syscall_arg__scnprintf_clone_flags(char *bf, size_t size, struct syscall_arg *arg)
--- /dev/null
+#!/bin/sh
+# SPDX-License-Identifier: LGPL-2.1
+
+if [ $# -ne 1 ] ; then
+ beauty_uapi_linux_dir=tools/perf/trace/beauty/include/uapi/linux/
+else
+ beauty_uapi_linux_dir=$1
+fi
+
+linux_sched=${beauty_uapi_linux_dir}/sched.h
+
+printf "static const char *clone_flags[] = {\n"
+regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+CLONE_([^_]+[[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*'
+grep -E $regex ${linux_sched} | \
+ sed -r "s/$regex/\2 \1/g" | \
+ xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n"
+printf "};\n"
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _UAPI_LINUX_SCHED_H
+#define _UAPI_LINUX_SCHED_H
+
+#include <linux/types.h>
+
+/*
+ * cloning flags:
+ */
+#define CSIGNAL 0x000000ff /* signal mask to be sent at exit */
+#define CLONE_VM 0x00000100 /* set if VM shared between processes */
+#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 */
+#define CLONE_THREAD 0x00010000 /* Same thread group? */
+#define CLONE_NEWNS 0x00020000 /* New mount namespace group */
+#define CLONE_SYSVSEM 0x00040000 /* share system V SEM_UNDO semantics */
+#define CLONE_SETTLS 0x00080000 /* create a new TLS for the child */
+#define CLONE_PARENT_SETTID 0x00100000 /* set the TID in the parent */
+#define CLONE_CHILD_CLEARTID 0x00200000 /* clear the TID in the child */
+#define CLONE_DETACHED 0x00400000 /* Unused, ignored */
+#define CLONE_UNTRACED 0x00800000 /* set if the tracing process can't force CLONE_PTRACE on this clone */
+#define CLONE_CHILD_SETTID 0x01000000 /* set the TID in the child */
+#define CLONE_NEWCGROUP 0x02000000 /* New cgroup namespace */
+#define CLONE_NEWUTS 0x04000000 /* New utsname namespace */
+#define CLONE_NEWIPC 0x08000000 /* New ipc namespace */
+#define CLONE_NEWUSER 0x10000000 /* New user namespace */
+#define CLONE_NEWPID 0x20000000 /* New pid namespace */
+#define CLONE_NEWNET 0x40000000 /* New network namespace */
+#define CLONE_IO 0x80000000 /* Clone io context */
+
+/* Flags for the clone3() syscall. */
+#define CLONE_CLEAR_SIGHAND 0x100000000ULL /* Clear any signal handler and reset to SIG_DFL. */
+#define CLONE_INTO_CGROUP 0x200000000ULL /* Clone into a specific cgroup given the right permissions. */
+
+/*
+ * cloning flags intersect with CSIGNAL so can be used with unshare and clone3
+ * syscalls only:
+ */
+#define CLONE_NEWTIME 0x00000080 /* New time namespace */
+
+#ifndef __ASSEMBLY__
+/**
+ * struct clone_args - arguments for the clone3 syscall
+ * @flags: Flags for the new process as listed above.
+ * All flags are valid except for CSIGNAL and
+ * CLONE_DETACHED.
+ * @pidfd: If CLONE_PIDFD is set, a pidfd will be
+ * returned in this argument.
+ * @child_tid: If CLONE_CHILD_SETTID is set, the TID of the
+ * child process will be returned in the child's
+ * memory.
+ * @parent_tid: If CLONE_PARENT_SETTID is set, the TID of
+ * the child process will be returned in the
+ * parent's memory.
+ * @exit_signal: The exit_signal the parent process will be
+ * sent when the child exits.
+ * @stack: Specify the location of the stack for the
+ * child process.
+ * Note, @stack is expected to point to the
+ * lowest address. The stack direction will be
+ * determined by the kernel and set up
+ * appropriately based on @stack_size.
+ * @stack_size: The size of the stack for the child process.
+ * @tls: If CLONE_SETTLS is set, the tls descriptor
+ * is set to tls.
+ * @set_tid: Pointer to an array of type *pid_t. The size
+ * of the array is defined using @set_tid_size.
+ * This array is used to select PIDs/TIDs for
+ * newly created processes. The first element in
+ * this defines the PID in the most nested PID
+ * namespace. Each additional element in the array
+ * defines the PID in the parent PID namespace of
+ * the original PID namespace. If the array has
+ * less entries than the number of currently
+ * nested PID namespaces only the PIDs in the
+ * corresponding namespaces are set.
+ * @set_tid_size: This defines the size of the array referenced
+ * in @set_tid. This cannot be larger than the
+ * kernel's limit of nested PID namespaces.
+ * @cgroup: If CLONE_INTO_CGROUP is specified set this to
+ * a file descriptor for the cgroup.
+ *
+ * The structure is versioned by size and thus extensible.
+ * New struct members must go at the end of the struct and
+ * must be properly 64bit aligned.
+ */
+struct clone_args {
+ __aligned_u64 flags;
+ __aligned_u64 pidfd;
+ __aligned_u64 child_tid;
+ __aligned_u64 parent_tid;
+ __aligned_u64 exit_signal;
+ __aligned_u64 stack;
+ __aligned_u64 stack_size;
+ __aligned_u64 tls;
+ __aligned_u64 set_tid;
+ __aligned_u64 set_tid_size;
+ __aligned_u64 cgroup;
+};
+#endif
+
+#define CLONE_ARGS_SIZE_VER0 64 /* sizeof first published struct */
+#define CLONE_ARGS_SIZE_VER1 80 /* sizeof second published struct */
+#define CLONE_ARGS_SIZE_VER2 88 /* sizeof third published struct */
+
+/*
+ * Scheduling policies
+ */
+#define SCHED_NORMAL 0
+#define SCHED_FIFO 1
+#define SCHED_RR 2
+#define SCHED_BATCH 3
+/* SCHED_ISO: reserved but not implemented yet */
+#define SCHED_IDLE 5
+#define SCHED_DEADLINE 6
+
+/* Can be ORed in to make sure the process is reverted back to SCHED_NORMAL on fork */
+#define SCHED_RESET_ON_FORK 0x40000000
+
+/*
+ * For the sched_{set,get}attr() calls
+ */
+#define SCHED_FLAG_RESET_ON_FORK 0x01
+#define SCHED_FLAG_RECLAIM 0x02
+#define SCHED_FLAG_DL_OVERRUN 0x04
+#define SCHED_FLAG_KEEP_POLICY 0x08
+#define SCHED_FLAG_KEEP_PARAMS 0x10
+#define SCHED_FLAG_UTIL_CLAMP_MIN 0x20
+#define SCHED_FLAG_UTIL_CLAMP_MAX 0x40
+
+#define SCHED_FLAG_KEEP_ALL (SCHED_FLAG_KEEP_POLICY | \
+ SCHED_FLAG_KEEP_PARAMS)
+
+#define SCHED_FLAG_UTIL_CLAMP (SCHED_FLAG_UTIL_CLAMP_MIN | \
+ SCHED_FLAG_UTIL_CLAMP_MAX)
+
+#define SCHED_FLAG_ALL (SCHED_FLAG_RESET_ON_FORK | \
+ SCHED_FLAG_RECLAIM | \
+ SCHED_FLAG_DL_OVERRUN | \
+ SCHED_FLAG_KEEP_ALL | \
+ SCHED_FLAG_UTIL_CLAMP)
+
+#endif /* _UAPI_LINUX_SCHED_H */