[RFC PATCH v3 1/6] perf sched: sync state char array with the kernel
From: Ze Gao <hidden>
Date: 2023-08-01 09:01:49
Also in:
linux-perf-users, lkml
Subsystem:
performance events subsystem, the rest · Maintainers:
Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds
update state char array and then remove unused and stale macros, which are kernel internal representations and not encouraged to use anymore. this fix is for old kernels, and we will steer to newly added symbolic char to report task state but also maintain compatibility to not break anything. Signed-off-by: Ze Gao <redacted> --- tools/perf/builtin-sched.c | 13 +------------ 1 file changed, 1 insertion(+), 12 deletions(-)
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index cc4ba506e119..c0d0ad18fc76 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c@@ -92,23 +92,12 @@ struct sched_atom { struct task_desc *wakee; }; -#define TASK_STATE_TO_CHAR_STR "RSDTtZXxKWP" +#define TASK_STATE_TO_CHAR_STR "RSDTtXZPI" /* task state bitmask, copied from include/linux/sched.h */ #define TASK_RUNNING 0 #define TASK_INTERRUPTIBLE 1 #define TASK_UNINTERRUPTIBLE 2 -#define __TASK_STOPPED 4 -#define __TASK_TRACED 8 -/* in tsk->exit_state */ -#define EXIT_DEAD 16 -#define EXIT_ZOMBIE 32 -#define EXIT_TRACE (EXIT_ZOMBIE | EXIT_DEAD) -/* in tsk->state again */ -#define TASK_DEAD 64 -#define TASK_WAKEKILL 128 -#define TASK_WAKING 256 -#define TASK_PARKED 512 enum thread_state { THREAD_SLEEPING = 0,
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2.40.1