From: Matthew Wilcox <willy@infradead.org>
To: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: akpm@linux-foundation.org, rppt@linux.ibm.com,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Huacai Chen <chenhuacai@kernel.org>,
WANG Xuerui <kernel@xen0n.name>,
loongarch@lists.linux.dev
Subject: Re: [RFC PATCH v3 2/3] mm: Add PUD level pagetable account
Date: Sun, 3 Jul 2022 04:47:07 +0100 [thread overview]
Message-ID: <YsERO3OpZSJuC4hW@casper.infradead.org> (raw)
In-Reply-To: <6a6a768634b9ce8537154264e35e6a66a79b6ca8.1656586863.git.baolin.wang@linux.alibaba.com>
On Thu, Jun 30, 2022 at 07:11:15PM +0800, Baolin Wang wrote:
> +++ b/arch/loongarch/include/asm/pgalloc.h
> @@ -89,10 +89,15 @@ static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
> static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long address)
> {
> pud_t *pud;
> + struct page *page;
>
> - pud = (pud_t *) __get_free_pages(GFP_KERNEL, PUD_ORDER);
> - if (pud)
> - pud_init((unsigned long)pud, (unsigned long)invalid_pmd_table);
> + page = alloc_pages(GFP_KERNEL, PUD_ORDER);
Argh. I just got rid of PMD_ORDER from PA-RISC. Now Loongstupid has
reintroduced it, and worse introduced PUD_ORDER. See commit
7bf82eb3873f.
next prev parent reply other threads:[~2022-07-03 3:47 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-30 11:11 [RFC PATCH v3 0/3] Add PUD and kernel PTE " Baolin Wang
2022-06-30 11:11 ` [RFC PATCH v3 1/3] mm: Factor out the pagetable pages account into new helper function Baolin Wang
2022-06-30 14:11 ` Mike Rapoport
2022-07-01 8:00 ` Baolin Wang
2022-07-02 10:15 ` Mike Rapoport
2022-07-03 13:48 ` Baolin Wang
2022-06-30 11:11 ` [RFC PATCH v3 2/3] mm: Add PUD level pagetable account Baolin Wang
2022-06-30 14:17 ` Mike Rapoport
2022-07-01 8:04 ` Baolin Wang
2022-07-03 3:40 ` Matthew Wilcox
2022-07-03 14:06 ` Baolin Wang
2022-07-03 14:28 ` Mike Rapoport
2022-07-03 14:49 ` Baolin Wang
2022-07-03 14:52 ` Matthew Wilcox
2022-07-03 15:07 ` Baolin Wang
2022-07-03 3:47 ` Matthew Wilcox [this message]
2022-07-03 14:18 ` Mike Rapoport
2022-06-30 11:11 ` [RFC PATCH v3 3/3] mm: Add kernel PTE level pagetable pages account Baolin Wang
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=YsERO3OpZSJuC4hW@casper.infradead.org \
--to=willy@infradead.org \
--cc=akpm@linux-foundation.org \
--cc=baolin.wang@linux.alibaba.com \
--cc=chenhuacai@kernel.org \
--cc=kernel@xen0n.name \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=loongarch@lists.linux.dev \
--cc=rppt@linux.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®