From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: linuxppc-dev@lists.ozlabs.org, Jordan Niethe <jniethe5@gmail.com>
Cc: mikey@neuling.org
Subject: Re: [PATCH v2 1/2] selftests/powerpc: Add missing clobbered register to to ptrace TM tests
Date: Fri, 27 Aug 2021 23:16:08 +1000 [thread overview]
Message-ID: <163007016833.52768.1911021541749287636.b4-ty@ellerman.id.au> (raw)
In-Reply-To: <20210729041317.366612-1-jniethe5@gmail.com>
On Thu, 29 Jul 2021 14:13:16 +1000, Jordan Niethe wrote:
> ISA v3.1 removes TM but includes a synthetic implementation for
> backwards compatibility. With this implementation, the tests
> ptrace-tm-spd-gpr and ptrace-tm-gpr should never be able to make any
> forward progress and eventually should be killed by the timeout.
> Instead on a P10 running in P9 mode, ptrace_tm_gpr fails like so:
>
> test: ptrace_tm_gpr
> tags: git_version:unknown
> Starting the child
> ...
> ...
> GPR[27]: 1 Expected: 2
> GPR[28]: 1 Expected: 2
> GPR[29]: 1 Expected: 2
> GPR[30]: 1 Expected: 2
> GPR[31]: 1 Expected: 2
> [FAIL] Test FAILED on line 98
> failure: ptrace_tm_gpr
> selftests: ptrace-tm-gpr [FAIL]
>
> [...]
Applied to powerpc/next.
[1/2] selftests/powerpc: Add missing clobbered register to to ptrace TM tests
https://git.kernel.org/powerpc/c/c95278a0534449efc64ac8169382bce217963be2
[2/2] selftests: Skip TM tests on synthetic TM implementations
https://git.kernel.org/powerpc/c/e42edf9b9d126bb1c743f2e7984877ba27f09fe7
cheers
prev parent reply other threads:[~2021-08-27 13:28 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-29 4:13 [PATCH v2 1/2] selftests/powerpc: Add missing clobbered register to to ptrace TM tests Jordan Niethe
2021-07-29 4:13 ` [PATCH v2 2/2] selftests: Skip TM tests on synthetic TM implementations Jordan Niethe
2021-08-27 13:16 ` Michael Ellerman [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=163007016833.52768.1911021541749287636.b4-ty@ellerman.id.au \
--to=patch-notifications@ellerman.id.au \
--cc=jniethe5@gmail.com \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=mikey@neuling.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).