The quilt patch titled
Subject: shmem: convert shmem_symlink() to use a folio
has been removed from the -mm tree. Its filename was
shmem-convert-shmem_symlink-to-use-a-folio.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: shmem: convert shmem_symlink() to use a folio
Date: Fri, 2 Sep 2022 20:46:25 +0100
While symlinks will always be < PAGE_SIZE, using the folio APIs gets rid
of unnecessary calls to compound_head().
Link: https://lkml.kernel.org/r/20220902194653.1739778-30-willy@xxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/shmem.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
--- a/mm/shmem.c~shmem-convert-shmem_symlink-to-use-a-folio
+++ a/mm/shmem.c
@@ -3093,7 +3093,7 @@ static int shmem_symlink(struct user_nam
int error;
int len;
struct inode *inode;
- struct page *page;
+ struct folio *folio;
len = strlen(symname) + 1;
if (len > PAGE_SIZE)
@@ -3121,18 +3121,18 @@ static int shmem_symlink(struct user_nam
inode->i_op = &shmem_short_symlink_operations;
} else {
inode_nohighmem(inode);
- error = shmem_getpage(inode, 0, &page, SGP_WRITE);
+ error = shmem_get_folio(inode, 0, &folio, SGP_WRITE);
if (error) {
iput(inode);
return error;
}
inode->i_mapping->a_ops = &shmem_aops;
inode->i_op = &shmem_symlink_inode_operations;
- memcpy(page_address(page), symname, len);
- SetPageUptodate(page);
- set_page_dirty(page);
- unlock_page(page);
- put_page(page);
+ memcpy(folio_address(folio), symname, len);
+ folio_mark_uptodate(folio);
+ folio_mark_dirty(folio);
+ folio_unlock(folio);
+ folio_put(folio);
}
dir->i_size += BOGO_DIRENT_SIZE;
dir->i_ctime = dir->i_mtime = current_time(dir);
_
Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are
