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bh=8cH2CGoXWvm04g9eHJoqZTGGKfM5E7bMEhprVr3Z+0Y=; b=fss+KHY9iKOFreLL3tLr6aXirsB4Hu24HfwuJKMRjmnLJ5/EZuYMZfH9ovKSRGYUvu+q4F +aUu8PiYS3WAKdkzKf4TUoixjER1xXJOQUReE5YlPMVO3CHZ0oMSiVgpzo9L0s5JwvHpXZ RyyI/boP2bDVoNAuSxQI0aJ/H8HAWRk= X-MC-Unique: VWXyczpqOUmLid0zwfx0aw-1 From: Stefan Hajnoczi To: qemu-devel@nongnu.org, Peter Maydell Subject: [PULL 32/33] util/vfio-helpers: Convert vfio_dump_mapping to trace events Date: Wed, 4 Nov 2020 15:18:27 +0000 Message-Id: <20201104151828.405824-33-stefanha@redhat.com> In-Reply-To: <20201104151828.405824-1-stefanha@redhat.com> References: <20201104151828.405824-1-stefanha@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 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=216.205.24.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/03 00:03:41 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] 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, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, 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: Fam Zheng , Kevin Wolf , qemu-block@nongnu.org, =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Eduardo Habkost , kvm@vger.kernel.org, Eric Auger , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Markus Armbruster , Coiby Xu , "Dr. David Alan Gilbert" , Klaus Jensen , Stefan Hajnoczi , Keith Busch , Paolo Bonzini , Max Reitz Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: Philippe Mathieu-Daud=C3=A9 The QEMU_VFIO_DEBUG definition is only modifiable at build-time. Trace events can be enabled at run-time. As we prefer the latter, convert qemu_vfio_dump_mappings() to use trace events instead of fprintf(). Reviewed-by: Fam Zheng Reviewed-by: Stefan Hajnoczi Signed-off-by: Philippe Mathieu-Daud=C3=A9 Message-id: 20201103020733.2303148-7-philmd@redhat.com Signed-off-by: Stefan Hajnoczi Tested-by: Eric Auger --- util/vfio-helpers.c | 19 ++++--------------- util/trace-events | 1 + 2 files changed, 5 insertions(+), 15 deletions(-) diff --git a/util/vfio-helpers.c b/util/vfio-helpers.c index c24a510df8..73f7bfa754 100644 --- a/util/vfio-helpers.c +++ b/util/vfio-helpers.c @@ -521,23 +521,12 @@ QEMUVFIOState *qemu_vfio_open_pci(const char *device,= Error **errp) return s; } =20 -static void qemu_vfio_dump_mapping(IOVAMapping *m) -{ - if (QEMU_VFIO_DEBUG) { - printf(" vfio mapping %p %" PRIx64 " to %" PRIx64 "\n", m->host, - (uint64_t)m->size, (uint64_t)m->iova); - } -} - static void qemu_vfio_dump_mappings(QEMUVFIOState *s) { - int i; - - if (QEMU_VFIO_DEBUG) { - printf("vfio mappings\n"); - for (i =3D 0; i < s->nr_mappings; ++i) { - qemu_vfio_dump_mapping(&s->mappings[i]); - } + for (int i =3D 0; i < s->nr_mappings; ++i) { + trace_qemu_vfio_dump_mapping(s->mappings[i].host, + s->mappings[i].iova, + s->mappings[i].size); } } =20 diff --git a/util/trace-events b/util/trace-events index 08239941cb..61e0d4bcdf 100644 --- a/util/trace-events +++ b/util/trace-events @@ -80,6 +80,7 @@ qemu_mutex_unlock(void *mutex, const char *file, const in= t line) "released mutex qemu_vfio_dma_reset_temporary(void *s) "s %p" qemu_vfio_ram_block_added(void *s, void *p, size_t size) "s %p host %p siz= e 0x%zx" qemu_vfio_ram_block_removed(void *s, void *p, size_t size) "s %p host %p s= ize 0x%zx" +qemu_vfio_dump_mapping(void *host, uint64_t iova, size_t size) "vfio mappi= ng %p to iova 0x%08" PRIx64 " size 0x%zx" qemu_vfio_find_mapping(void *s, void *p) "s %p host %p" qemu_vfio_new_mapping(void *s, void *host, size_t size, int index, uint64_= t iova) "s %p host %p size 0x%zx index %d iova 0x%"PRIx64 qemu_vfio_do_mapping(void *s, void *host, uint64_t iova, size_t size) "s %= p host %p <-> iova 0x%"PRIx64 " size 0x%zx" --=20 2.28.0