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| author | Nam Cao <namcao@linutronix.de> | 2025-05-12 13:50:59 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-05-16 11:13:59 +0300 |
| commit | 06aa9378df017ea7482b1bfdcd750104c8b3c407 (patch) | |
| tree | d84bfef80d56fbf213a2ac5e538ff06f95d2d4c9 /include/trace | |
| parent | d49ae4172cffa51cc72bdbd668fdd2e64b0a929f (diff) | |
| download | linux-06aa9378df017ea7482b1bfdcd750104c8b3c407.tar.xz | |
x86/tracing, x86/mm: Move page fault tracepoints to generic
Page fault tracepoints are interesting for other architectures as well.
Move them to be generic.
Signed-off-by: Nam Cao <namcao@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Gabriele Monaco <gmonaco@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: John Ogness <john.ogness@linutronix.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: linux-trace-kernel@vger.kernel.org
Link: https://lore.kernel.org/r/89c2f284adf9b4c933f0e65811c50cef900a5a95.1747046848.git.namcao@linutronix.de
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/exceptions.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/include/trace/events/exceptions.h b/include/trace/events/exceptions.h new file mode 100644 index 000000000000..a631f8de8917 --- /dev/null +++ b/include/trace/events/exceptions.h @@ -0,0 +1,43 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM exceptions + +#if !defined(_TRACE_PAGE_FAULT_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_PAGE_FAULT_H + +#include <linux/tracepoint.h> + +DECLARE_EVENT_CLASS(exceptions, + + TP_PROTO(unsigned long address, struct pt_regs *regs, + unsigned long error_code), + + TP_ARGS(address, regs, error_code), + + TP_STRUCT__entry( + __field( unsigned long, address ) + __field( unsigned long, ip ) + __field( unsigned long, error_code ) + ), + + TP_fast_assign( + __entry->address = address; + __entry->ip = instruction_pointer(regs); + __entry->error_code = error_code; + ), + + TP_printk("address=%ps ip=%ps error_code=0x%lx", + (void *)__entry->address, (void *)__entry->ip, + __entry->error_code) ); + +DEFINE_EVENT(exceptions, page_fault_user, + TP_PROTO(unsigned long address, struct pt_regs *regs, unsigned long error_code), + TP_ARGS(address, regs, error_code)); +DEFINE_EVENT(exceptions, page_fault_kernel, + TP_PROTO(unsigned long address, struct pt_regs *regs, unsigned long error_code), + TP_ARGS(address, regs, error_code)); + +#endif /* _TRACE_PAGE_FAULT_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> |