From mboxrd@z Thu Jan 1 00:00:00 1970 From: jean.pihet@linaro.org (Jean Pihet) Date: Fri, 27 Jun 2014 16:57:44 +0200 Subject: [PATCH 0/3] ARM: perf: allow tracing with kernel tracepoints events Message-ID: <1403881067-22690-1-git-send-email-jean.pihet@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org - Robustify the user backtrace code, as done on other architectures. - Provide the symbols resolution when triggering from tracepoints. Tested with perf record and tracepoints triggering (-e ), with unwinding using fp (--call-graph fp) and dwarf info (--call-graph dwarf). Jean Pihet (3): ARM: perf: Check that current->mm is alive before getting user callchain ARM: perf: disable the pagefault handler when reading from user space ARM: perf: allow tracing with kernel tracepoints events arch/arm/include/asm/perf_event.h | 19 +++++++++++++++++++ arch/arm/kernel/perf_event.c | 13 +++++++++++-- 2 files changed, 30 insertions(+), 2 deletions(-) -- 1.8.1.2