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[83.59.162.106]) by smtp.gmail.com with ESMTPSA id u202sm3624238wmu.23.2020.10.14.04.53.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 Oct 2020 04:53:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1602676398; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=fcXE6uNqT5zarSCdiyYz+Zw4SYDb1bSV+Wf41cxg400=; b=LGf/1spu+c/PUsdjoXHexau3x410TO+l76WHtHeQ1xDa1kQlFON29xLMKJcWQavRUnxJMh DO4EVbbbbguDTSibFbCd33A325D0ZelNTV5UhHpOIgYuko7e+Ab9QHuY1Ra6fbQ2uiZmSD ZSfNceLOtVbMrrRNiqX8HuPqSHUL740= X-MC-Unique: svjCjDi3Oe2TlTUH7o8Trw-1 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=fcXE6uNqT5zarSCdiyYz+Zw4SYDb1bSV+Wf41cxg400=; b=dG8EmHx0NuUBo67suk9Bm4Dp420Rl3qH3v9YvvgMeTneq0MIUk+XTeJLvdFJ6mPkjD rWPXdbvfRj/rzvwECLbyBdpqX6Pld8+7OQQE01zbQOl6wJsfZ+nwhsCUpDUXXWjh4JQB ib2kO1Dkmjy/D2YkIcNGxeAFnjo0fIvkY5alxOjAc0xLxAmgPdxcIHyd1ELMhGzCQWGp JigRO94GACb4iy3kmADX+KY8lvxq46ZXde4fGKECMGqxqrqDS36G8po9TpJIdzVBBla0 +Iig7oSnaZZttnCn4nXeH+dwLe7CRTLxrPZoVfBW7/O4gWNk1eCsoHnUvCrAxBsTsEpX fM4A== X-Gm-Message-State: AOAM533J0SU+g0O7fgp8xBnCPsDC+tpzQ0o3MxHomM6/+JX8FS1K5w+z kT7KaVTltfQTnBilGYsK8bI+KWejdgCLLe32OJx7QlNTuRB0k74B96KMnQTo8b/bVZndCVyyusE YV50F4EkGYjYm1Q== X-Received: by 2002:adf:e6c4:: with SMTP id y4mr5284751wrm.423.1602676395233; Wed, 14 Oct 2020 04:53:15 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyTgo4v/FSt9mSGD+KFD2dC/8duzlFdXCK8/kUP4osNTTHueQC1g5n6SbB5Xh9X8IY8TLOTHw== X-Received: by 2002:adf:e6c4:: with SMTP id y4mr5284728wrm.423.1602676395088; Wed, 14 Oct 2020 04:53:15 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Alex Williamson , Max Reitz , Fam Zheng , qemu-block@nongnu.org, Stefan Hajnoczi , Kevin Wolf , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH 4/9] util/vfio-helpers: Trace where BARs are mapped Date: Wed, 14 Oct 2020 13:52:48 +0200 Message-Id: <20201014115253.25276-5-philmd@redhat.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201014115253.25276-1-philmd@redhat.com> References: <20201014115253.25276-1-philmd@redhat.com> MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=philmd@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @redhat.com) For debugging purpose, trace where a BAR is mapped. Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- util/vfio-helpers.c | 2 ++ util/trace-events | 1 + 2 files changed, 3 insertions(+) diff --git a/util/vfio-helpers.c b/util/vfio-helpers.c index cd6287c3a98..278c54902e7 100644 --- a/util/vfio-helpers.c +++ b/util/vfio-helpers.c @@ -166,6 +166,8 @@ void *qemu_vfio_pci_map_bar(QEMUVFIOState *s, int index, p =3D mmap(NULL, MIN(size, s->bar_region_info[index].size - offset), prot, MAP_SHARED, s->device, s->bar_region_info[index].offset + offset); + trace_qemu_vfio_pci_map_bar(index, s->bar_region_info[index].offset , + size, offset, p); if (p =3D=3D MAP_FAILED) { error_setg_errno(errp, errno, "Failed to map BAR region"); p =3D NULL; diff --git a/util/trace-events b/util/trace-events index 4d40c74a21f..50652761a58 100644 --- a/util/trace-events +++ b/util/trace-events @@ -88,3 +88,4 @@ qemu_vfio_dma_unmap(void *s, void *host) "s %p host %p" qemu_vfio_pci_read_config(void *buf, int ofs, int size, uint64_t region_of= s, uint64_t region_size) "read cfg ptr %p ofs 0x%x size %d (region ofs 0x%"= PRIx64" size %"PRId64")" qemu_vfio_pci_write_config(void *buf, int ofs, int size, uint64_t region_o= fs, uint64_t region_size) "write cfg ptr %p ofs 0x%x size %d (region ofs 0x= %"PRIx64" size %"PRId64")" qemu_vfio_region_info(const char *desc, uint64_t offset, uint64_t size, ui= nt32_t cap_offset) "region '%s' ofs 0x%"PRIx64" size %"PRId64" cap_ofs %"PR= Id32 +qemu_vfio_pci_map_bar(int index, uint64_t region_ofs, uint64_t region_size= , int ofs, void *host) "map region bar#%d ofs 0x%"PRIx64" size %"PRId64" of= s %d host %p" --=20 2.26.2