From: Erhard Furtner <erhard_f@mailbox.org>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: Juergen Gross <jgross@suse.com>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
linux-sparc@vger.kernel.org,
David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH 0/2] Allow nesting of lazy MMU mode
Date: Fri, 13 Oct 2023 15:42:20 +0200 [thread overview]
Message-ID: <20231013154220.02fb2e6d@yea> (raw)
In-Reply-To: <20231012195415.282357-1-willy@infradead.org>
On Thu, 12 Oct 2023 20:54:13 +0100
"Matthew Wilcox (Oracle)" <willy@infradead.org> wrote:
> Dave Woodhouse reported that we now nest calls to
> arch_enter_lazy_mmu_mode(). That was inadvertent, but in principle we
> should allow it. On further investigation, Juergen already fixed it
> for Xen, but didn't tell anyone. Fix it for Sparc & PowerPC too.
> This may or may not help fix the problem that Erhard reported.
>
> Matthew Wilcox (Oracle) (2):
> powerpc: Allow nesting of lazy MMU mode
> sparc: Allow nesting of lazy MMU mode
>
> arch/powerpc/include/asm/book3s/64/tlbflush-hash.h | 5 ++---
> arch/sparc/mm/tlb.c | 5 ++---
> 2 files changed, 4 insertions(+), 6 deletions(-)
>
> --
> 2.40.1
Applied the patch on top of v6.6-rc5 but unfortunately it did not fix my reported issue.
Regards,
Erhard
WARNING: multiple messages have this Message-ID (diff)
From: Erhard Furtner <erhard_f@mailbox.org>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: linux-kernel@vger.kernel.org, linux-sparc@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org,
Michael Ellerman <mpe@ellerman.id.au>,
David Woodhouse <dwmw2@infradead.org>,
Juergen Gross <jgross@suse.com>
Subject: Re: [PATCH 0/2] Allow nesting of lazy MMU mode
Date: Fri, 13 Oct 2023 15:42:20 +0200 [thread overview]
Message-ID: <20231013154220.02fb2e6d@yea> (raw)
In-Reply-To: <20231012195415.282357-1-willy@infradead.org>
On Thu, 12 Oct 2023 20:54:13 +0100
"Matthew Wilcox (Oracle)" <willy@infradead.org> wrote:
> Dave Woodhouse reported that we now nest calls to
> arch_enter_lazy_mmu_mode(). That was inadvertent, but in principle we
> should allow it. On further investigation, Juergen already fixed it
> for Xen, but didn't tell anyone. Fix it for Sparc & PowerPC too.
> This may or may not help fix the problem that Erhard reported.
>
> Matthew Wilcox (Oracle) (2):
> powerpc: Allow nesting of lazy MMU mode
> sparc: Allow nesting of lazy MMU mode
>
> arch/powerpc/include/asm/book3s/64/tlbflush-hash.h | 5 ++---
> arch/sparc/mm/tlb.c | 5 ++---
> 2 files changed, 4 insertions(+), 6 deletions(-)
>
> --
> 2.40.1
Applied the patch on top of v6.6-rc5 but unfortunately it did not fix my reported issue.
Regards,
Erhard
next prev parent reply other threads:[~2023-10-13 13:43 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-12 19:54 [PATCH 0/2] Allow nesting of lazy MMU mode Matthew Wilcox (Oracle)
2023-10-12 19:54 ` Matthew Wilcox (Oracle)
2023-10-12 19:54 ` [PATCH 1/2] powerpc: " Matthew Wilcox (Oracle)
2023-10-12 19:54 ` Matthew Wilcox (Oracle)
2023-10-12 19:54 ` [PATCH 2/2] sparc: " Matthew Wilcox (Oracle)
2023-10-12 19:54 ` Matthew Wilcox (Oracle)
2023-10-13 13:42 ` Erhard Furtner [this message]
2023-10-13 13:42 ` [PATCH 0/2] " Erhard Furtner
2023-10-17 6:04 ` Aneesh Kumar K.V
2023-10-17 6:04 ` Aneesh Kumar K.V
2023-10-17 23:14 ` Erhard Furtner
2023-10-17 23:14 ` Erhard Furtner
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