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GET /api/patches/807306/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 807306,
    "url": "http://patchwork.ozlabs.org/api/patches/807306/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170829204934.9039-4-jsnow@redhat.com/",
    "project": {
        "id": 14,
        "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api",
        "name": "QEMU Development",
        "link_name": "qemu-devel",
        "list_id": "qemu-devel.nongnu.org",
        "list_email": "qemu-devel@nongnu.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20170829204934.9039-4-jsnow@redhat.com>",
    "list_archive_url": null,
    "date": "2017-08-29T20:49:28",
    "name": "[v2,3/9] IDE: add tracing for data ports",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "b29c601b73d6466f9c0c20c7a6ea885549aacb1d",
    "submitter": {
        "id": 64343,
        "url": "http://patchwork.ozlabs.org/api/people/64343/?format=api",
        "name": "John Snow",
        "email": "jsnow@redhat.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170829204934.9039-4-jsnow@redhat.com/mbox/",
    "series": [
        {
            "id": 474,
            "url": "http://patchwork.ozlabs.org/api/series/474/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=474",
            "date": "2017-08-29T20:49:27",
            "name": "IDE: replace printfs with tracing",
            "version": 2,
            "mbox": "http://patchwork.ozlabs.org/series/474/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/807306/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/807306/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>",
        "X-Original-To": "incoming@patchwork.ozlabs.org",
        "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org",
        "Authentication-Results": [
            "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=nongnu.org\n\t(client-ip=2001:4830:134:3::11; helo=lists.gnu.org;\n\tenvelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n\treceiver=<UNKNOWN>)",
            "ext-mx04.extmail.prod.ext.phx2.redhat.com;\n\tdmarc=none (p=none dis=none) header.from=redhat.com",
            "ext-mx04.extmail.prod.ext.phx2.redhat.com;\n\tspf=fail smtp.mailfrom=jsnow@redhat.com"
        ],
        "Received": [
            "from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11])\n\t(using TLSv1 with cipher AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xhgt10QVDz9sMN\n\tfor <incoming@patchwork.ozlabs.org>;\n\tWed, 30 Aug 2017 06:56:41 +1000 (AEST)",
            "from localhost ([::1]:46930 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>)\n\tid 1dmnYs-0001JO-Rm\n\tfor incoming@patchwork.ozlabs.org; Tue, 29 Aug 2017 16:56:38 -0400",
            "from eggs.gnu.org ([2001:4830:134:3::10]:50061)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <jsnow@redhat.com>) id 1dmnSF-0003bC-NP\n\tfor qemu-devel@nongnu.org; Tue, 29 Aug 2017 16:49:48 -0400",
            "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <jsnow@redhat.com>) id 1dmnSE-0001uI-Fz\n\tfor qemu-devel@nongnu.org; Tue, 29 Aug 2017 16:49:47 -0400",
            "from mx1.redhat.com ([209.132.183.28]:53635)\n\tby eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.71) (envelope-from <jsnow@redhat.com>)\n\tid 1dmnSB-0001rh-Gx; Tue, 29 Aug 2017 16:49:43 -0400",
            "from smtp.corp.redhat.com\n\t(int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby mx1.redhat.com (Postfix) with ESMTPS id 7BCB67EA8D;\n\tTue, 29 Aug 2017 20:49:42 +0000 (UTC)",
            "from probe.bos.redhat.com (dhcp-17-231.bos.redhat.com\n\t[10.18.17.231])\n\tby smtp.corp.redhat.com (Postfix) with ESMTP id D811B63628;\n\tTue, 29 Aug 2017 20:49:41 +0000 (UTC)"
        ],
        "DMARC-Filter": "OpenDMARC Filter v1.3.2 mx1.redhat.com 7BCB67EA8D",
        "From": "John Snow <jsnow@redhat.com>",
        "To": "qemu-block@nongnu.org",
        "Date": "Tue, 29 Aug 2017 16:49:28 -0400",
        "Message-Id": "<20170829204934.9039-4-jsnow@redhat.com>",
        "In-Reply-To": "<20170829204934.9039-1-jsnow@redhat.com>",
        "References": "<20170829204934.9039-1-jsnow@redhat.com>",
        "X-Scanned-By": "MIMEDefang 2.79 on 10.5.11.15",
        "X-Greylist": "Sender IP whitelisted, not delayed by milter-greylist-4.5.16\n\t(mx1.redhat.com [10.5.110.28]);\n\tTue, 29 Aug 2017 20:49:42 +0000 (UTC)",
        "X-detected-operating-system": "by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic]\n\t[fuzzy]",
        "X-Received-From": "209.132.183.28",
        "Subject": "[Qemu-devel] [PATCH v2 3/9] IDE: add tracing for data ports",
        "X-BeenThere": "qemu-devel@nongnu.org",
        "X-Mailman-Version": "2.1.21",
        "Precedence": "list",
        "List-Id": "<qemu-devel.nongnu.org>",
        "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>",
        "List-Archive": "<http://lists.nongnu.org/archive/html/qemu-devel/>",
        "List-Post": "<mailto:qemu-devel@nongnu.org>",
        "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>",
        "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=subscribe>",
        "Cc": "John Snow <jsnow@redhat.com>, qemu-devel@nongnu.org, f4bug@amsat.org",
        "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org",
        "Sender": "\"Qemu-devel\"\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>"
    },
    "content": "To be used sparingly, but still interesting in the case of small\nfirmwares designed to reproduce bugs in QEMU IDE.\n\nSigned-off-by: John Snow <jsnow@redhat.com>\n---\n hw/ide/core.c       | 12 +++++++++++-\n hw/ide/trace-events |  5 +++++\n 2 files changed, 16 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/hw/ide/core.c b/hw/ide/core.c\nindex cb250e6..82a19b1 100644\n--- a/hw/ide/core.c\n+++ b/hw/ide/core.c\n@@ -2259,6 +2259,8 @@ void ide_data_writew(void *opaque, uint32_t addr, uint32_t val)\n     IDEState *s = idebus_active_if(bus);\n     uint8_t *p;\n \n+    trace_ide_data_writew(addr, val, bus, s);\n+\n     /* PIO data access allowed only when DRQ bit is set. The result of a write\n      * during PIO out is indeterminate, just ignore it. */\n     if (!(s->status & DRQ_STAT) || ide_is_pio_out(s)) {\n@@ -2304,6 +2306,8 @@ uint32_t ide_data_readw(void *opaque, uint32_t addr)\n         s->status &= ~DRQ_STAT;\n         s->end_transfer_func(s);\n     }\n+\n+    trace_ide_data_readw(addr, ret, bus, s);\n     return ret;\n }\n \n@@ -2313,6 +2317,8 @@ void ide_data_writel(void *opaque, uint32_t addr, uint32_t val)\n     IDEState *s = idebus_active_if(bus);\n     uint8_t *p;\n \n+    trace_ide_data_writel(addr, val, bus, s);\n+\n     /* PIO data access allowed only when DRQ bit is set. The result of a write\n      * during PIO out is indeterminate, just ignore it. */\n     if (!(s->status & DRQ_STAT) || ide_is_pio_out(s)) {\n@@ -2343,7 +2349,8 @@ uint32_t ide_data_readl(void *opaque, uint32_t addr)\n     /* PIO data access allowed only when DRQ bit is set. The result of a read\n      * during PIO in is indeterminate, return 0 and don't move forward. */\n     if (!(s->status & DRQ_STAT) || !ide_is_pio_out(s)) {\n-        return 0;\n+        ret = 0;\n+        goto out;\n     }\n \n     p = s->data_ptr;\n@@ -2358,6 +2365,9 @@ uint32_t ide_data_readl(void *opaque, uint32_t addr)\n         s->status &= ~DRQ_STAT;\n         s->end_transfer_func(s);\n     }\n+\n+out:\n+    trace_ide_data_readl(addr, ret, bus, s);\n     return ret;\n }\n \ndiff --git a/hw/ide/trace-events b/hw/ide/trace-events\nindex bff8f39..17bc6f1 100644\n--- a/hw/ide/trace-events\n+++ b/hw/ide/trace-events\n@@ -6,6 +6,11 @@ ide_ioport_read(uint32_t addr, const char *reg, uint32_t val, void *bus, void *s\n ide_ioport_write(uint32_t addr, const char *reg, uint32_t val, void *bus, void *s) \"IDE PIO wr @ 0x%\"PRIx32\" (%s); val 0x%02\"PRIx32\"; bus %p IDEState %p\"\n ide_status_read(uint32_t addr, uint32_t val, void *bus, void *s)                   \"IDE PIO rd @ 0x%\"PRIx32\" (Alt Status); val 0x%02\"PRIx32\"; bus %p; IDEState %p\"\n ide_cmd_write(uint32_t addr, uint32_t val, void *bus)                              \"IDE PIO wr @ 0x%\"PRIx32\" (Device Control); val 0x%02\"PRIx32\"; bus %p\"\n+# Warning: verbose\n+ide_data_readw(uint32_t addr, uint32_t val, void *bus, void *s)                    \"IDE PIO rd @ 0x%\"PRIx32\" (Data: Word); val 0x%04\"PRIx32\"; bus %p; IDEState %p\"\n+ide_data_writew(uint32_t addr, uint32_t val, void *bus, void *s)                   \"IDE PIO wr @ 0x%\"PRIx32\" (Data: Word); val 0x%04\"PRIx32\"; bus %p; IDEState %p\"\n+ide_data_readl(uint32_t addr, uint32_t val, void *bus, void *s)                    \"IDE PIO rd @ 0x%\"PRIx32\" (Data: Long); val 0x%08\"PRIx32\"; bus %p; IDEState %p\"\n+ide_data_writel(uint32_t addr, uint32_t val, void *bus, void *s)                   \"IDE PIO wr @ 0x%\"PRIx32\" (Data: Long); val 0x%08\"PRIx32\"; bus %p; IDEState %p\"\n # misc\n ide_exec_cmd(void *bus, void *state, uint32_t cmd) \"IDE exec cmd: bus %p; state %p; cmd 0x%02x\"\n ide_cancel_dma_sync_buffered(void *fn, void *req) \"invoking cb %p of buffered request %p with -ECANCELED\"\n",
    "prefixes": [
        "v2",
        "3/9"
    ]
}