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X-Received-From: 2a00:1450:400c:c0c::233 Subject: [Qemu-devel] [PATCH v1 2/3] cpus: dump TLB flush counts as trace event X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paolo Bonzini , =?utf-8?q?Alex_Benn=C3=A9e?= , qemu-devel@nongnu.org, Peter Crosthwaite Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" This can be pre-processed later from the trace file. Signed-off-by: Alex Bennée --- cpus.c | 6 ++++++ trace-events | 3 +++ 2 files changed, 9 insertions(+) -- 2.11.0 diff --git a/cpus.c b/cpus.c index 740b8dc3f8..fae7344df5 100644 --- a/cpus.c +++ b/cpus.c @@ -50,6 +50,8 @@ #include "qapi-event.h" #include "hw/nmi.h" #include "sysemu/replay.h" +#include "exec/cputlb.h" +#include "trace-root.h" #ifdef CONFIG_LINUX @@ -1252,6 +1254,10 @@ static int tcg_cpu_exec(CPUState *cpu) int64_t ti; #endif + trace_tlb_flush_stats(tlb_self_flush_count, + tlb_async_flush_count, + tlb_synced_flush_count); + #ifdef CONFIG_PROFILER ti = profile_getclock(); #endif diff --git a/trace-events b/trace-events index b07a09ba95..fc23e15d25 100644 --- a/trace-events +++ b/trace-events @@ -94,6 +94,9 @@ disable exec_tb(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR disable exec_tb_nocache(void *tb, uintptr_t pc) "tb:%p pc=0x%"PRIxPTR disable exec_tb_exit(void *last_tb, unsigned int flags) "tb:%p flags=%x" +# cpus.c +tlb_flush_stats(int self, int async, int synced) "self:%d async:%d synced:%d" + # translate-all.c translate_block(void *tb, uintptr_t pc, uint8_t *tb_code) "tb:%p, pc:0x%"PRIxPTR", tb_code:%p"