Re: [PATCH v8 00/17] Fix scsi devices plug/unplug races w.r.t virtio-scsi iothread

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Patchew URL: 
20201007115700.707938-1-pbonzini@redhat.com/">https://patchew.org/QEMU/20201007115700.707938-1-pbonzini@redhat.com/



Hi,

This series seems to have some coding style problems. See output below for
more information:

Type: series
Message-id: 20201007115700.707938-1-pbonzini@redhat.com
Subject: [PATCH v8 00/17] Fix scsi devices plug/unplug races w.r.t virtio-scsi 
iothread

=== TEST SCRIPT BEGIN ===
#!/bin/bash
git rev-parse base > /dev/null || exit 0
git config --local diff.renamelimit 0
git config --local diff.renames True
git config --local diff.algorithm histogram
./scripts/checkpatch.pl --mailback base..
=== TEST SCRIPT END ===

Updating 3c8cf5a9c21ff8782164d1def7f44bd888713384
From https://github.com/patchew-project/qemu
 * [new tag]         patchew/20201007115700.707938-1-pbonzini@redhat.com -> 
patchew/20201007115700.707938-1-pbonzini@redhat.com
Switched to a new branch 'test'
7e51a35 scsi/scsi_bus: fix races in REPORT LUNS
3ba554c virtio-scsi: use scsi_device_get
caa2894 scsi/scsi_bus: Add scsi_device_get
8d7483b scsi/scsi-bus: scsi_device_find: don't return unrealized devices
8002737 device-core: use atomic_set on .realized property
d91937f scsi: switch to bus->check_address
562a123 device-core: use RCU for list of children of a bus
6bc4617 device_core: use drain_call_rcu in in qmp_device_add
97fbf85 scsi/scsi_bus: switch search direction in scsi_device_find
bb3b68e qdev: add "check if address free" callback for buses
adf9e3e qemu-iotests, qtest: rewrite test 067 as a qtest
093627d qtest: check that drives are really appearing and disappearing
80856de qtest: switch users back to qtest_qmp_receive
c96d5f0 device-plug-test: use qtest_qmp to send the device_del command
f1f04d9 qtest: remove qtest_qmp_receive_success
1148ec4 qtest: Reintroduce qtest_qmp_receive
20e3183 qtest: rename qtest_qmp_receive to qtest_qmp_receive_dict

=== OUTPUT BEGIN ===
1/17 Checking commit 20e3183ecbd8 (qtest: rename qtest_qmp_receive to 
qtest_qmp_receive_dict)
2/17 Checking commit 1148ec4900a6 (qtest: Reintroduce qtest_qmp_receive)
3/17 Checking commit f1f04d9c2320 (qtest: remove qtest_qmp_receive_success)
4/17 Checking commit c96d5f0aa32b (device-plug-test: use qtest_qmp to send the 
device_del command)
WARNING: line over 80 characters
#33: FILE: tests/qtest/device-plug-test.c:23:
+                     "{'execute': 'device_del', 'arguments': { 'id': %s } }", 
id);

total: 0 errors, 1 warnings, 76 lines checked

Patch 4/17 has style problems, please review.  If any of these errors
are false positives report them to the maintainer, see
CHECKPATCH in MAINTAINERS.
5/17 Checking commit 80856deb548d (qtest: switch users back to 
qtest_qmp_receive)
6/17 Checking commit 093627d21203 (qtest: check that drives are really 
appearing and disappearing)
7/17 Checking commit adf9e3ea2b0c (qemu-iotests, qtest: rewrite test 067 as a 
qtest)
WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#43: 
deleted file mode 100755

WARNING: line over 80 characters
#646: FILE: tests/qtest/drive_del-test.c:19:
+static bool look_for_drive0(QTestState *qts, const char *command, const char 
*key)

total: 0 errors, 2 warnings, 308 lines checked

Patch 7/17 has style problems, please review.  If any of these errors
are false positives report them to the maintainer, see
CHECKPATCH in MAINTAINERS.
8/17 Checking commit bb3b68e3507e (qdev: add "check if address free" callback 
for buses)
9/17 Checking commit 97fbf857acae (scsi/scsi_bus: switch search direction in 
scsi_device_find)
10/17 Checking commit 6bc461779d34 (device_core: use drain_call_rcu in in 
qmp_device_add)
11/17 Checking commit 562a12390903 (device-core: use RCU for list of children 
of a bus)
12/17 Checking commit d91937ffcb2f (scsi: switch to bus->check_address)
ERROR: code indent should never use tabs
#55: FILE: hw/scsi/scsi-bus.c:137:
+^I^I^I^I     int channel, int target, int lun,$

ERROR: code indent should never use tabs
#56: FILE: hw/scsi/scsi-bus.c:138:
+^I^I^I^I     SCSIDevice **p_dev)$

WARNING: line over 80 characters
#71: FILE: hw/scsi/scsi-bus.c:153:
+static bool scsi_bus_check_address(BusState *qbus, DeviceState *qdev, Error 
**errp)

WARNING: line over 80 characters
#91: FILE: hw/scsi/scsi-bus.c:173:
+        if (!scsi_bus_is_address_free(bus, dev->channel, dev->id, dev->lun, 
&d)) {

WARNING: line over 80 characters
#130: FILE: hw/scsi/scsi-bus.c:195:
+            is_free = scsi_bus_is_address_free(bus, dev->channel, ++id, 
dev->lun, NULL);

WARNING: line over 80 characters
#143: FILE: hw/scsi/scsi-bus.c:205:
+            is_free = scsi_bus_is_address_free(bus, dev->channel, dev->id, 
++lun, NULL);

total: 2 errors, 4 warnings, 182 lines checked

Patch 12/17 has style problems, please review.  If any of these errors
are false positives report them to the maintainer, see
CHECKPATCH in MAINTAINERS.

13/17 Checking commit 8002737303c9 (device-core: use atomic_set on .realized 
property)
14/17 Checking commit 8d7483be0fd9 (scsi/scsi-bus: scsi_device_find: don't 
return unrealized devices)
15/17 Checking commit caa289460be6 (scsi/scsi_bus: Add scsi_device_get)
16/17 Checking commit 3ba554cd4f48 (virtio-scsi: use scsi_device_get)
17/17 Checking commit 7e51a3563abe (scsi/scsi_bus: fix races in REPORT LUNS)
=== OUTPUT END ===

Test command exited with code: 1


The full log is available at
20201007115700.707938-1-pbonzini@redhat.com/testing.checkpatch/?type=message">http://patchew.org/logs/20201007115700.707938-1-pbonzini@redhat.com/testing.checkpatch/?type=message.
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