From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org, willy@infradead.org,
duminjie@vivo.com, akpm@linux-foundation.org
Subject: + mm-filemap-increase-usage-of-folio_next_index-helper.patch added to mm-unstable branch
Date: Thu, 21 Sep 2023 18:35:17 -0700 [thread overview]
Message-ID: <20230922013518.20D3CC433C9@smtp.kernel.org> (raw)
The patch titled
Subject: mm/filemap: increase usage of folio_next_index() helper
has been added to the -mm mm-unstable branch. Its filename is
mm-filemap-increase-usage-of-folio_next_index-helper.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-filemap-increase-usage-of-folio_next_index-helper.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Minjie Du <duminjie@vivo.com>
Subject: mm/filemap: increase usage of folio_next_index() helper
Date: Thu, 21 Sep 2023 16:15:35 +0800
Simplify code pattern of 'folio->index + folio_nr_pages(folio)' by using
the existing helper folio_next_index() in filemap_map_pages().
Link: https://lkml.kernel.org/r/20230921081535.3398-1-duminjie@vivo.com
Signed-off-by: Minjie Du <duminjie@vivo.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/filemap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/filemap.c~mm-filemap-increase-usage-of-folio_next_index-helper
+++ a/mm/filemap.c
@@ -3591,7 +3591,7 @@ vm_fault_t filemap_map_pages(struct vm_f
addr += (xas.xa_index - last_pgoff) << PAGE_SHIFT;
vmf->pte += xas.xa_index - last_pgoff;
last_pgoff = xas.xa_index;
- end = folio->index + folio_nr_pages(folio) - 1;
+ end = folio_next_index(folio) - 1;
nr_pages = min(end, end_pgoff) - xas.xa_index + 1;
if (!folio_test_large(folio))
_
Patches currently in -mm which might be from duminjie@vivo.com are
mm-filemap-increase-usage-of-folio_next_index-helper.patch
next reply other threads:[~2023-09-22 1:35 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-22 1:35 Andrew Morton [this message]
2023-11-07 15:37 + mm-filemap-increase-usage-of-folio_next_index-helper.patch added to mm-unstable branch Andrew Morton
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