|WARNING| pw114057 [PATCH] [v2] rwlock: prevent readers from starving writers

|WARNING| pw114057 [PATCH] [v2] rwlock: prevent readers from starving writers

[dpdklab]

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Test-Label: iol-abi-testing
Test-Status: WARNING
http://dpdk.org/patch/114057

_Testing issues_

Submitter: Stephen Hemminger <stephen@networkplumber.org>
Date: Tuesday, July 19 2022 20:27:50 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:4fceceed5b5e9fbf04acffd66239c79d81e79260

114057 --> testing fail

Test environment and result as below:

+-----------------------------+----------+
|         Environment         | abi_test |
+=============================+==========+
| RHEL 7                      | FAIL     |
+-----------------------------+----------+
| openSUSE Leap 15            | FAIL     |
+-----------------------------+----------+
| Ubuntu 18.04                | FAIL     |
+-----------------------------+----------+
| Fedora 34                   | FAIL     |
+-----------------------------+----------+
| CentOS Stream 8             | FAIL     |
+-----------------------------+----------+
| Fedora 32                   | FAIL     |
+-----------------------------+----------+
| Fedora 33                   | FAIL     |
+-----------------------------+----------+
| RHEL8                       | FAIL     |
+-----------------------------+----------+
| Fedora 31                   | FAIL     |
+-----------------------------+----------+
| Ubuntu 20.04                | FAIL     |
+-----------------------------+----------+
| Arch Linux                  | FAIL     |
+-----------------------------+----------+
| Fedora 34 clang             | FAIL     |
+-----------------------------+----------+
| Alpine                      | FAIL     |
+-----------------------------+----------+
| Ubuntu 20.04 ARM GCC Native | FAIL     |
+-----------------------------+----------+

==== 20 line log output for Ubuntu 20.04 ARM GCC Native (abi_test): ====
Variables changes summary: 0 Removed, 0 Changed, 0 Added variable

Functions changes summary: 0 Removed, 0 Changed (9 filtered out), 0 Added functions
Variables changes summary: 0 Removed, 0 Changed, 0 Added variable

Functions changes summary: 0 Removed, 0 Changed (4 filtered out), 0 Added (2 filtered out) functions
Variables changes summary: 0 Removed, 0 Changed (1 filtered out), 0 Added variable

Functions changes summary: 0 Removed, 0 Changed, 0 Added (1 filtered out) function
Variables changes summary: 0 Removed, 0 Changed, 0 Added variable

Functions changes summary: 0 Removed, 0 Changed, 0 Added function
Variables changes summary: 0 Removed, 0 Changed (1 filtered out), 0 Added variable

Functions changes summary: 0 Removed, 0 Changed (1 filtered out), 0 Added function
Variables changes summary: 0 Removed, 0 Changed, 0 Added variable

Functions changes summary: 0 Removed, 0 Changed (1 filtered out), 0 Added function
Variables changes summary: 0 Removed, 0 Changed, 0 Added variable

==== End log output ====

RHEL 7
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 4.8.5 20150623 (Red Hat 4.8.5-44)

openSUSE Leap 15
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 7.5.0

Ubuntu 18.04
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 7.5.0-3ubuntu1~18.04

Fedora 34
	Kernel: 5.4.0-72-generic
	Compiler: gcc 11.1.1 20210428 (Red Hat 11.1.1-1)

CentOS Stream 8
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 8.4.1 20200928

Fedora 32
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 10.2.1

Fedora 33
	Kernel: 5.4.0-72-generic
	Compiler: gcc 10.3.1 20210422 (Red Hat 10.3.1-1)

RHEL8
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 8.3.1 20191121 (Red Hat 8.3.1-5)

Fedora 31
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 9.3.1

Ubuntu 20.04
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 9.3.0-17ubuntu1~20.04

Arch Linux
	Kernel: 5.4.0-73-generic
	Compiler: gcc 11.1.0

Fedora 34 clang
	Kernel: 5.4.0-72-generic
	Compiler: clang 12.0.0 (Fedora 12.0.0-0.3.rc1.fc34)

Alpine
	Kernel: 5.4.0-73-generic
	Compiler: gcc (Alpine 10.3.1_git20210424) 10.3.1 20210424

Ubuntu 20.04 ARM GCC Native
	Kernel: 5.4.0-53-generic
	Compiler: gcc 9.3

To view detailed results, visit:
https://lab.dpdk.org/results/dashboard/patchsets/23031/

UNH-IOL DPDK Community Lab

To manage your email subscriptions, visit: 
https://lab.dpdk.org/results/dashboard/preferences/subscriptions/

|WARNING| pw114057 [PATCH v2] rwlock: prevent readers from starving writers

[checkpatch]

Test-Label: checkpatch
Test-Status: WARNING
http://dpdk.org/patch/114057

_coding style issues_


WARNING:TYPO_SPELLING: 'befor' may be misspelled - perhaps 'before'?
#271: FILE: lib/eal/include/generic/rte_rwlock.h:213:
+		/* Wait until no readers befor trying again */

WARNING:LEADING_SPACE: please, no spaces at the start of a line
#275: FILE: lib/eal/include/generic/rte_rwlock.h:217:
+    }$

total: 0 errors, 2 warnings, 183 lines checked