From 9c15e70086f3343bd810c6150d92ebfd6f346fcf Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Llu=C3=ADs=20Vilanova?= Date: Tue, 21 Jun 2016 15:52:04 +0200 Subject: trace: [*-user] Add events to trace guest syscalls in syscall emulation mode MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Adds two events to trace syscalls in syscall emulation mode (*-user): * guest_user_syscall: Emitted before the syscall is emulated; contains the syscall number and arguments. * guest_user_syscall_ret: Emitted after the syscall is emulated; contains the syscall number and return value. Signed-off-by: Lluís Vilanova Message-id: 146651712411.12388.10024905980452504938.stgit@fimbulvetr.bsc.es Signed-off-by: Stefan Hajnoczi --- trace-events | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'trace-events') diff --git a/trace-events b/trace-events index 9d76de8574..476705996b 100644 --- a/trace-events +++ b/trace-events @@ -156,3 +156,19 @@ memory_region_tb_write(int cpu_index, uint64_t addr, uint64_t value, unsigned si # # Targets: TCG(all) disable vcpu tcg guest_mem_before(TCGv vaddr, uint8_t info) "info=%d", "vaddr=0x%016"PRIx64" info=%d" + +# @num: System call number. +# @arg*: System call argument value. +# +# Start executing a guest system call in syscall emulation mode. +# +# Targets: TCG(all) +disable vcpu guest_user_syscall(uint64_t num, uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5, uint64_t arg6, uint64_t arg7, uint64_t arg8) "num=0x%016"PRIx64" arg1=0x%016"PRIx64" arg2=0x%016"PRIx64" arg3=0x%016"PRIx64" arg4=0x%016"PRIx64" arg5=0x%016"PRIx64" arg6=0x%016"PRIx64" arg7=0x%016"PRIx64" arg8=0x%016"PRIx64 + +# @num: System call number. +# @ret: System call result value. +# +# Finish executing a guest system call in syscall emulation mode. +# +# Targets: TCG(all) +disable vcpu guest_user_syscall_ret(uint64_t num, uint64_t ret) "num=0x%016"PRIx64" ret=0x%016"PRIx64 -- cgit v1.2.1