From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Joel Fernandes <joel@joelfernandes.org>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
kernel-team@android.com, minchan@google.com, hughd@google.com,
lokeshgidra@google.com, Andrew Morton <akpm@linux-foundation.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Kate Stewart <kstewart@linuxfoundation.org>,
Philippe Ombredanne <pombredanne@nexb.com>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] mm: Speed up mremap on large regions
Date: Thu, 11 Oct 2018 08:14:19 +0300 [thread overview]
Message-ID: <20181011051419.2rkfbooqc3auk5ji@kshutemo-mobl1> (raw)
In-Reply-To: <20181011004618.GA237677@joelaf.mtv.corp.google.com>
On Wed, Oct 10, 2018 at 05:46:18PM -0700, Joel Fernandes wrote:
> diff --git a/arch/powerpc/include/asm/book3s/64/pgalloc.h b/arch/powerpc/include/asm/book3s/64/pgalloc.h
> index 391ed2c3b697..8a33f2044923 100644
> --- a/arch/powerpc/include/asm/book3s/64/pgalloc.h
> +++ b/arch/powerpc/include/asm/book3s/64/pgalloc.h
> @@ -192,14 +192,12 @@ static inline pgtable_t pmd_pgtable(pmd_t pmd)
> return (pgtable_t)pmd_page_vaddr(pmd);
> }
>
> -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
> - unsigned long address)
> +static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
> {
> return (pte_t *)pte_fragment_alloc(mm, address, 1);
> }
This is obviously broken.
--
Kirill A. Shutemov
next prev parent reply other threads:[~2018-10-11 5:14 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-09 20:14 [PATCH] mm: Speed up mremap on large regions Joel Fernandes (Google)
2018-10-09 21:38 ` Andrew Morton
2018-10-09 23:08 ` Joel Fernandes
2018-10-09 22:02 ` Kirill A. Shutemov
2018-10-09 23:04 ` Joel Fernandes
2018-10-10 10:00 ` Kirill A. Shutemov
2018-10-11 0:46 ` Joel Fernandes
2018-10-11 0:50 ` Joel Fernandes
2018-10-11 5:14 ` Kirill A. Shutemov [this message]
2018-10-11 8:11 ` Kirill A. Shutemov
2018-10-12 1:47 ` Joel Fernandes
2018-10-11 8:17 ` Kirill A. Shutemov
2018-10-11 12:02 ` Michal Hocko
2018-10-12 3:21 ` Jann Horn
2018-10-12 5:29 ` Juergen Gross
2018-10-12 5:34 ` Jann Horn
2018-10-12 7:29 ` Juergen Gross
2018-10-12 7:24 ` Paolo Bonzini
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