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Message-ID: <CAJZ5v0j6qd930BKWWf-e+_Vod0Wv16LZChCOa0yf0_uLC=UMyw@mail.gmail.com>
Date: Tue, 3 Jan 2023 18:55:06 +0100
From: "Rafael J. Wysocki" <rafael@...nel.org>
To: "Edgecombe, Rick P" <rick.p.edgecombe@...el.com>
Cc: "rafael@...nel.org" <rafael@...nel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"peterz@...radead.org" <peterz@...radead.org>,
"rppt@...nel.org" <rppt@...nel.org>,
"tglx@...utronix.de" <tglx@...utronix.de>,
"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
"dave.hansen@...ux.intel.com" <dave.hansen@...ux.intel.com>,
"pavel@....cz" <pavel@....cz>, "x86@...nel.org" <x86@...nel.org>,
"hpa@...or.com" <hpa@...or.com>,
"mingo@...hat.com" <mingo@...hat.com>,
"Lutomirski, Andy" <luto@...nel.org>,
"bp@...en8.de" <bp@...en8.de>, "Brown, Len" <len.brown@...el.com>
Subject: Re: [PATCH] x86/hibernate: Use fixmap for saving unmapped pages
On Tue, Jan 3, 2023 at 6:23 PM Edgecombe, Rick P
<rick.p.edgecombe@...el.com> wrote:
>
> On Mon, 2022-12-05 at 13:46 +0100, Rafael J. Wysocki wrote:
> > >
> > > Hi,
> > >
> > > Since none of the module space allocation overhauls ever seem to go
> > > smoothly
> > > and it may be awhile before VM_FLUSH_RESET_PERMS in not needed, I
> > > thought I
> > > would try and fix up some of its deficiencies in the meantime. This
> > > is
> > > pre-work for that, but I thought it was useful enough on it's own.
> > >
> > > The testing was hacking up hibernate to load some data to a huge NP
> > > mapping
> > > and making sure the data was there when it came back.
> >
> > OK, so I don't feel like it is 6.2 material at this point.
> >
> > Please resend it when 6.2-rc1 is out so it gets some more significant
> > linux-next coverage before going into the mainline.
> >
> > Thanks!
>
> Hi,
>
> This still applies fine on both tip and Linus' tree. Is it a good time?
Sure.
Thanks!
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