Re: File not found: /sys/kernel/debug/tracing/events/syscalls

2018-11-27 Thread Naresh Kamboju
Hi Masami San, Thanks for the patch it solved the problem. On Tue, 27 Nov 2018 at 21:41, Masami Hiramatsu wrote: > > Hi, > > I found that the commit 4378a7d4be30 ("arm64: implement syscall > wrappers") changed > the syscall wrapper function names by adding __arm64_ prefix. So arm64 > kernel

Re: File not found: /sys/kernel/debug/tracing/events/syscalls

2018-11-27 Thread Naresh Kamboju
Hi Masami San, Thanks for the patch it solved the problem. On Tue, 27 Nov 2018 at 21:41, Masami Hiramatsu wrote: > > Hi, > > I found that the commit 4378a7d4be30 ("arm64: implement syscall > wrappers") changed > the syscall wrapper function names by adding __arm64_ prefix. So arm64 > kernel

Re: File not found: /sys/kernel/debug/tracing/events/syscalls

2018-11-27 Thread Masami Hiramatsu
Hi, I found that the commit 4378a7d4be30 ("arm64: implement syscall wrappers") changed the syscall wrapper function names by adding __arm64_ prefix. So arm64 kernel should have its own arch_syscall_match_sym_name(). Thank you, 2018年11月28日(水) 0:22 Naresh Kamboju : > > While debugging the

Re: File not found: /sys/kernel/debug/tracing/events/syscalls

2018-11-27 Thread Masami Hiramatsu
Hi, I found that the commit 4378a7d4be30 ("arm64: implement syscall wrappers") changed the syscall wrapper function names by adding __arm64_ prefix. So arm64 kernel should have its own arch_syscall_match_sym_name(). Thank you, 2018年11月28日(水) 0:22 Naresh Kamboju : > > While debugging the

File not found: /sys/kernel/debug/tracing/events/syscalls

2018-11-27 Thread Naresh Kamboju
While debugging the selftests/bpf: get_cgroup_id_user test failure on arm64 where the test is expecting trace file /sys/kernel/debug/tracing/events/syscalls/sys_enter_nanosleep/id but this path not enabled after enabling required kernel configuration also. CONFIG_FTRACE_SYSCALLS=y strace output:

File not found: /sys/kernel/debug/tracing/events/syscalls

2018-11-27 Thread Naresh Kamboju
While debugging the selftests/bpf: get_cgroup_id_user test failure on arm64 where the test is expecting trace file /sys/kernel/debug/tracing/events/syscalls/sys_enter_nanosleep/id but this path not enabled after enabling required kernel configuration also. CONFIG_FTRACE_SYSCALLS=y strace output: