From: Arvind Sankar <nivedita@alum.mit.edu>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: Arvind Sankar <nivedita@alum.mit.edu>,
Dave Hansen <dave.hansen@linux.intel.com>,
Andy Lutomirski <luto@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
"H. Peter Anvin" <hpa@zytor.com>,
the arch/x86 maintainers <x86@kernel.org>,
linux-efi <linux-efi@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/4] x86/mm/pat: Handle no-GBPAGES case correctly in populate_pud
Date: Wed, 4 Mar 2020 13:50:42 -0500 [thread overview]
Message-ID: <20200304185042.GA281042@rani.riverdale.lan> (raw)
In-Reply-To: <CAKv+Gu-Xo2zj9_N+K8FrpBstgU57GZvWO-pDr4tRAODhsYzW-A@mail.gmail.com>
On Wed, Mar 04, 2020 at 07:44:50PM +0100, Ard Biesheuvel wrote:
>
> I've tried a couple of different ways, but I can't seem to get my
> memory map organized in the way that will trigger the error.
What does yours look like? efi_merge_regions doesn't merge everything
that will eventually be mapped the same way, so if there are some
non-conventional memory regions scattered over the address space, it
might be breaking up the mappings to the point where this doesn't
trigger.
next prev parent reply other threads:[~2020-03-04 18:50 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-03 20:54 [PATCH 0/4] Bugfix + small cleanup to populate_p[mug]d Arvind Sankar
2020-03-03 20:54 ` [PATCH 1/4] x86/mm/pat: Handle no-GBPAGES case correctly in populate_pud Arvind Sankar
2020-03-04 8:17 ` Ard Biesheuvel
2020-03-04 15:49 ` Arvind Sankar
2020-03-04 18:44 ` Ard Biesheuvel
2020-03-04 18:50 ` Arvind Sankar [this message]
2020-03-04 19:04 ` Ard Biesheuvel
2020-03-04 19:10 ` Arvind Sankar
2020-03-04 19:22 ` Ard Biesheuvel
2020-03-04 19:54 ` Arvind Sankar
2020-03-04 21:51 ` Ard Biesheuvel
2020-03-04 22:40 ` Arvind Sankar
2020-03-03 20:54 ` [PATCH 2/4] x86/mm/pat: Ensure that populate_pud only handles one PUD Arvind Sankar
2020-03-03 20:54 ` [PATCH 3/4] x86/mm/pat: Propagate all errors out of populate_pud Arvind Sankar
2020-03-03 20:54 ` [PATCH 4/4] x86/mm/pat: Make num_pages consistent in populate_{pte,pud,pgd} Arvind Sankar
2020-03-04 22:38 ` [PATCH 0/4] Bugfix + small cleanup to populate_p[mug]d Ard Biesheuvel
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