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s=mta-01; t=1607323426; x= 1609137827; bh=rvM3Es9nJRemg4YAwOgFeqJO7X8qG8tGvTNaYeTmOsQ=; b=i 2rHS0WsPMNPgCTAxzoFwgI5TPCm7i2Vb7Rncj5CKAirkh9ao5w2Lnn+l4t3JrT5D 1X2fOB70JcfCpvN8Bz13MPLZm1hxA0uoZIiU//wWE/M1P9HKi2JrsyNoCQWxB+6D UvKVt9H589//6YcDy5t6N5Ac5GL1ZR7dBDFrZutgwU= X-Virus-Scanned: amavisd-new at yadro.com From: Roman Bolshakov To: Subject: [PATCH] tpm: tpm_spapr: Remove unused tracepoint Date: Mon, 7 Dec 2020 09:43:52 +0300 Message-ID: <20201207064352.16167-1-r.bolshakov@yadro.com> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [172.17.204.212] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-03.corp.yadro.com (172.17.100.103) 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=89.207.88.252; envelope-from=r.bolshakov@yadro.com; helo=mta-01.yadro.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, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Roman Bolshakov , Stefan Hajnoczi , Stefan Berger Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @yadro.com) Content-Type: text/plain; charset="utf-8" Linking of qemu-system-ppc64 fails on macOS with dtrace enabled: error: probe tpm_spapr_show_buffer doesn't exist error: Could not register probes ld: error creating dtrace DOF section for architecture x86_64 The failure is explained in 8c8ed03850208e4 ("net/colo: Match is-enabled probe to tracepoint"). In short, is-enabled probe can't be used without a matching trace probe. And for this particular case tpm_util_show_buffer probe should be enabled to print TPM buffer. Signed-off-by: Roman Bolshakov Reviewed-by: Stefan Berger --- hw/tpm/tpm_spapr.c | 8 ++------ hw/tpm/trace-events | 1 - 2 files changed, 2 insertions(+), 7 deletions(-) diff --git a/hw/tpm/tpm_spapr.c b/hw/tpm/tpm_spapr.c index e3775adc57..dea7b1333b 100644 --- a/hw/tpm/tpm_spapr.c +++ b/hw/tpm/tpm_spapr.c @@ -93,9 +93,7 @@ struct SpaprTpmState { */ static void tpm_spapr_tpm_send(SpaprTpmState *s) { - if (trace_event_get_state_backends(TRACE_TPM_SPAPR_SHOW_BUFFER)) { - tpm_util_show_buffer(s->buffer, s->be_buffer_size, "To TPM"); - } + tpm_util_show_buffer(s->buffer, s->be_buffer_size, "To TPM"); =20 s->state =3D SPAPR_VTPM_STATE_EXECUTION; s->cmd =3D (TPMBackendCmd) { @@ -255,9 +253,7 @@ static void tpm_spapr_request_completed(TPMIf *ti, int = ret) rc =3D spapr_vio_dma_write(&s->vdev, be32_to_cpu(crq->data), s->buffer, len); =20 - if (trace_event_get_state_backends(TRACE_TPM_SPAPR_SHOW_BUFFER)) { - tpm_util_show_buffer(s->buffer, len, "From TPM"); - } + tpm_util_show_buffer(s->buffer, len, "From TPM"); =20 crq->valid =3D SPAPR_VTPM_MSG_RESULT; if (rc =3D=3D H_SUCCESS) { diff --git a/hw/tpm/trace-events b/hw/tpm/trace-events index 266de17d38..6005ecb5da 100644 --- a/hw/tpm/trace-events +++ b/hw/tpm/trace-events @@ -25,7 +25,6 @@ tpm_tis_pre_save(uint8_t locty, uint32_t rw_offset) "loct= y: %d, rw_offset =3D %u" tpm_ppi_memset(uint8_t *ptr, size_t size) "memset: %p %zu" =20 # tpm_spapr.c -tpm_spapr_show_buffer(const char *direction, size_t len, const char *buf) = "direction: %s len: %zu\n%s" tpm_spapr_do_crq(uint8_t raw1, uint8_t raw2) "1st 2 bytes in CRQ: 0x%02x 0= x%02x" tpm_spapr_do_crq_crq_result(void) "SPAPR_VTPM_INIT_CRQ_RESULT" tpm_spapr_do_crq_crq_complete_result(void) "SPAPR_VTPM_INIT_CRQ_COMP_RESUL= T" --=20 2.29.2