From: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
To: Hans de Goede <hdegoede@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Pavel Machek <pavel@ucw.cz>,
Andrew Cooper <Andrew.Cooper3@citrix.com>,
linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
Daniel Sneddon <daniel.sneddon@linux.intel.com>,
antonio.gomez.iglesias@linux.intel.com
Subject: Re: [PATCH 0/3] Check enumeration before MSR save/restore
Date: Mon, 19 Sep 2022 09:56:17 -0700 [thread overview]
Message-ID: <20220919165617.mpt2llkeglc2254e@desk> (raw)
In-Reply-To: <5097a283-6111-bedc-13c6-61a581f8b72c@redhat.com>
On Sat, Sep 17, 2022 at 01:42:13PM +0200, Hans de Goede wrote:
> Hi,
>
> On 9/13/22 02:50, Pawan Gupta wrote:
> > On Mon, Sep 12, 2022 at 04:38:44PM -0700, Pawan Gupta wrote:
> >> Hi,
> >>
> >> This patchset is to fix the "unchecked MSR access error" [1] during S3
> >> resume. Patch 1/3 adds a feature bit for MSR_IA32_TSX_CTRL.
> >>
> >> Patch 2/3 adds a feature bit for MSR_AMD64_LS_CFG.
> >>
> >> Patch 3/3 adds check for feature bit before adding any speculation
> >> control MSR to the list of MSRs to save/restore.
> >>
> >> [1] https://lore.kernel.org/lkml/20220906201743.436091-1-hdegoede@redhat.com/
> >
> > Added the correct email-id of Hans de Goede <hdegoede@redhat.com>.
>
> I have tested this series and I can confirm that it fixes the exception
> which I was seeing on a Packard Bell Dot SC with an Atom N2600 CPU:
>
> Tested-by: Hans de Goede <hdegoede@redhat.com>
Thanks.
next prev parent reply other threads:[~2022-09-19 16:56 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-12 23:38 [PATCH 0/3] Check enumeration before MSR save/restore Pawan Gupta
2022-09-12 23:39 ` [PATCH 1/3] x86/tsx: Add feature bit for TSX control MSR support Pawan Gupta
2022-11-08 18:27 ` Dave Hansen
2022-11-08 22:06 ` Pawan Gupta
2022-09-12 23:40 ` [PATCH 2/3] x86/cpu/amd: Add feature bit for MSR_AMD64_LS_CFG enumeration Pawan Gupta
2022-11-08 18:54 ` Borislav Petkov
2022-11-08 22:51 ` Pawan Gupta
2022-11-08 23:10 ` Borislav Petkov
2022-11-09 0:45 ` Andrew Cooper
2022-11-09 17:37 ` Pawan Gupta
2022-11-09 18:34 ` Borislav Petkov
2022-11-09 21:41 ` Pawan Gupta
2022-11-10 0:00 ` Andrew Cooper
2022-11-10 6:09 ` Pawan Gupta
2022-11-09 2:18 ` Pawan Gupta
2022-09-12 23:41 ` [PATCH 3/3] x86/pm: Add enumeration check before spec MSRs save/restore setup Pawan Gupta
2022-11-08 18:40 ` Dave Hansen
2022-11-08 22:09 ` Pawan Gupta
2022-09-13 0:50 ` [PATCH 0/3] Check enumeration before MSR save/restore Pawan Gupta
2022-09-17 11:42 ` Hans de Goede
2022-09-19 16:56 ` Pawan Gupta [this message]
2022-11-08 18:16 ` Hans de Goede
2022-11-08 18:26 ` Borislav Petkov
2022-11-08 18:55 ` Borislav Petkov
2022-11-08 22:07 ` Pawan Gupta
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