From: Sidhartha Kumar <sidhartha.kumar@oracle.com>
To: linux-kernel@vger.kernel.org, linux-mm@kvack.org
Cc: akpm@linux-foundation.org, willy@infradead.org,
apopple@nvidia.com, Sidhartha Kumar <sidhartha.kumar@oracle.com>
Subject: [PATCH v2 1/6] mm/migrate: introduce migrate_pfn_to_folio()
Date: Fri, 16 Feb 2024 13:13:15 -0800 [thread overview]
Message-ID: <20240216211320.222431-1-sidhartha.kumar@oracle.com> (raw)
Add a folio compatible wrapper for migrate_pfn_to_page() so we can
return a folio directly.
Signed-off-by: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Suggested-by: Alistair Popple <apopple@nvidia.com>
---
include/linux/migrate.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 2ce13e8a309bd..21a1a5e415338 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -171,6 +171,11 @@ static inline struct page *migrate_pfn_to_page(unsigned long mpfn)
return pfn_to_page(mpfn >> MIGRATE_PFN_SHIFT);
}
+static inline struct folio *migrate_pfn_to_folio(unsigned long mpfn)
+{
+ return page_folio(migrate_pfn_to_page(mpfn));
+}
+
static inline unsigned long migrate_pfn(unsigned long pfn)
{
return (pfn << MIGRATE_PFN_SHIFT) | MIGRATE_PFN_VALID;
--
2.42.0
next reply other threads:[~2024-02-16 21:13 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-16 21:13 Sidhartha Kumar [this message]
2024-02-16 21:13 ` [PATCH v2 2/6] mm/migrate_device: further convert migrate_device_unmap() to folios Sidhartha Kumar
2024-02-16 21:51 ` Matthew Wilcox
2024-02-16 21:13 ` [PATCH v2 3/6] mm/migrate_device: further convert migrate_device_finalize() " Sidhartha Kumar
2024-02-16 21:13 ` [PATCH v2 4/6] mm/migrate_device: convert __migrate_device_pages() " Sidhartha Kumar
2024-02-16 21:55 ` Matthew Wilcox
2024-02-16 22:00 ` Sidhartha Kumar
2024-02-16 23:19 ` Matthew Wilcox
2024-02-19 9:49 ` Alistair Popple
2024-02-16 21:13 ` [PATCH v2 5/6] mm/migrate_device: convert migrate_device_coherent_page() to migrate_device_coherent_folio() Sidhartha Kumar
2024-02-16 21:13 ` [PATCH v2 6/6] mm/migrate_device: convert migrate_device_range() to folios Sidhartha Kumar
2024-02-16 21:50 ` [PATCH v2 1/6] mm/migrate: introduce migrate_pfn_to_folio() Matthew Wilcox
2024-02-16 22:03 ` Sidhartha Kumar
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=20240216211320.222431-1-sidhartha.kumar@oracle.com \
--to=sidhartha.kumar@oracle.com \
--cc=akpm@linux-foundation.org \
--cc=apopple@nvidia.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=willy@infradead.org \
/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