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Fri, 28 Jun 2024 05:43:09 -0700 (PDT) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: qemu-devel@nongnu.org Cc: David Hildenbrand , Beraldo Leal , Eduardo Habkost , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Wainer dos Santos Moschetta , qemu-arm@nongnu.org, Peter Xu , Mads Ynddal , Mahmoud Mandour , Pierrick Bouvier , Laurent Vivier , Paolo Bonzini , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Alexandre Iooss , Stefan Hajnoczi , Peter Maydell , Richard Henderson , Thomas Huth Subject: [PATCH 12/23] plugins/lockstep: clean-up output Date: Fri, 28 Jun 2024 13:42:47 +0100 Message-Id: <20240628124258.832466-13-alex.bennee@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240628124258.832466-1-alex.bennee@linaro.org> References: <20240628124258.832466-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::531; envelope-from=alex.bennee@linaro.org; helo=mail-ed1-x531.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1719578684210100001 We were repeating information which wasn't super clear. As we already will have dumped the last failing PC just note the divergence and dump the previous instruction log. Signed-off-by: Alex Benn=C3=A9e --- contrib/plugins/lockstep.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/contrib/plugins/lockstep.c b/contrib/plugins/lockstep.c index 353bf12dfb..5b7dfc9c06 100644 --- a/contrib/plugins/lockstep.c +++ b/contrib/plugins/lockstep.c @@ -135,10 +135,13 @@ static void report_divergance(ExecState *us, ExecStat= e *them) =20 /* Output short log entry of going out of sync... */ if (verbose || divrec.distance =3D=3D 1 || diverged) { - g_string_printf(out, - "@ 0x%016" PRIx64 " vs 0x%016" PRIx64 + g_string_printf(out, "@ " + "0x%016" PRIx64 " (%" PRId64 ") vs " + "0x%016" PRIx64 " (%" PRId64 ")" " (%d/%d since last)\n", - us->pc, them->pc, g_slist_length(divergence_log), + us->pc, us->insn_count, + them->pc, them->insn_count, + g_slist_length(divergence_log), divrec.distance); qemu_plugin_outs(out->str); } @@ -147,10 +150,7 @@ static void report_divergance(ExecState *us, ExecState= *them) int i; GSList *entry; =20 - g_string_printf(out, - "=CE=94 insn_count @ 0x%016" PRIx64 - " (%"PRId64") vs 0x%016" PRIx64 " (%"PRId64")\n", - us->pc, us->insn_count, them->pc, them->insn_count= ); + g_string_printf(out, "=CE=94 too high, we have diverged, previous = insns\n"); =20 for (entry =3D log, i =3D 0; g_slist_next(entry) && i < 5; @@ -163,7 +163,7 @@ static void report_divergance(ExecState *us, ExecState = *them) prev->insn_count); } qemu_plugin_outs(out->str); - qemu_plugin_outs("too much divergence... giving up."); + qemu_plugin_outs("giving up\n"); qemu_plugin_uninstall(our_id, plugin_cleanup); } } --=20 2.39.2