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Wed, 23 Aug 2023 08:54:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ynddal.dk; s=sig1; t=1692780880; bh=LDRzB8NZ046ueAIigp31NIDUT523AGKGB/KGni40fIc=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=G/CYibv+LSvWZ96R0XtfVsV9nzVxzkuSkXU2roLKPapif2d41n5iGdj3zx8QSo+MU un4sNYKNUdWFV1m2iU3v38510U1k/qw1Pi9VCQXn+a6ovKiMewd/eJx9zYGZCJTCk5 1MfCl0H8ehRGTs9PGoge/Eoe9CBwlf8clSF9C89eRk5qt08UHPpThtIe1ERy6BPC06 9m0l+rdY9wrbAucn7/JJiB78LN7C+V7G2mJjRb/67eMwEAzMKBev7tkTu0zx4XMz5X B4soxsBusV5YDpqLBNVkMF7/EBlxFsvghnU8mXCZfT/KVqxoetO75WpauO6W36XTpv 0nNVvI3ukUCNw== From: Mads Ynddal To: qemu-devel@nongnu.org Cc: John Snow , Mads Ynddal , Stefan Hajnoczi , Cleber Rosa , Mads Ynddal Subject: [PATCH v4 02/14] simpletrace: annotate magic constants from QEMU code Date: Wed, 23 Aug 2023 10:54:17 +0200 Message-Id: <20230823085429.20519-3-mads@ynddal.dk> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230823085429.20519-1-mads@ynddal.dk> References: <20230823085429.20519-1-mads@ynddal.dk> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-ORIG-GUID: 4AZ2DnAWlEUY5XSzk-01RX3RYhcevmUw X-Proofpoint-GUID: 4AZ2DnAWlEUY5XSzk-01RX3RYhcevmUw X-Proofpoint-Virus-Version: =?UTF-8?Q?vendor=3Dfsecure_engine=3D1.1.170-22c6f66c430a71ce266a39bfe25bc?= =?UTF-8?Q?2903e8d5c8f:6.0.517,18.0.883,17.11.64.514.0000000_definitions?= =?UTF-8?Q?=3D2022-06-21=5F08:2022-06-21=5F01,2022-06-21=5F08,2022-02-23?= =?UTF-8?Q?=5F01_signatures=3D0?= X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 spamscore=0 mlxlogscore=298 clxscore=1030 bulkscore=0 adultscore=0 phishscore=0 suspectscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2308230080 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=17.58.6.54; envelope-from=mads@ynddal.dk; helo=pv50p00im-tydg10021701.me.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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_LOW=-0.7, RCVD_IN_MSPIKE_H2=-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: 2.1.29 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 @ynddal.dk) X-ZM-MESSAGEID: 1692781008720100006 Content-Type: text/plain; charset="utf-8" From: Mads Ynddal It wasn't clear where the constants and structs came from, so I added comments to help. Signed-off-by: Mads Ynddal Reviewed-by: Stefan Hajnoczi --- scripts/simpletrace.py | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/scripts/simpletrace.py b/scripts/simpletrace.py index b221d9a241..5c230a1b74 100755 --- a/scripts/simpletrace.py +++ b/scripts/simpletrace.py @@ -16,6 +16,11 @@ =20 __all__ =3D ['Analyzer', 'process', 'run'] =20 +# This is the binary format that the QEMU "simple" trace backend +# emits. There is no specification documentation because the format is +# not guaranteed to be stable. Trace files must be parsed with the +# same trace-events-all file and the same simpletrace.py file that +# QEMU was built with. header_event_id =3D 0xffffffffffffffff header_magic =3D 0xf2b177cb0aa429b4 dropped_event_id =3D 0xfffffffffffffffe --=20 2.38.1