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authorLinus Torvalds <torvalds@linux-foundation.org>2022-05-25 05:55:07 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2022-05-25 05:55:07 +0300
commitfdaf9a5840acaab18694a19e0eb0aa51162eeeed (patch)
treea027770138bccf9114cc83bafaa57accc13c91a6 /fs/f2fs/verity.c
parent8642174b52214dde4d8113f28fb4c9be5a432126 (diff)
parent516edb456f121e819d2130571004ed82f9566c4d (diff)
downloadlinux-fdaf9a5840acaab18694a19e0eb0aa51162eeeed.tar.xz
Merge tag 'folio-5.19' of git://git.infradead.org/users/willy/pagecache
Pull page cache updates from Matthew Wilcox: - Appoint myself page cache maintainer - Fix how scsicam uses the page cache - Use the memalloc_nofs_save() API to replace AOP_FLAG_NOFS - Remove the AOP flags entirely - Remove pagecache_write_begin() and pagecache_write_end() - Documentation updates - Convert several address_space operations to use folios: - is_dirty_writeback - readpage becomes read_folio - releasepage becomes release_folio - freepage becomes free_folio - Change filler_t to require a struct file pointer be the first argument like ->read_folio * tag 'folio-5.19' of git://git.infradead.org/users/willy/pagecache: (107 commits) nilfs2: Fix some kernel-doc comments Appoint myself page cache maintainer fs: Remove aops->freepage secretmem: Convert to free_folio nfs: Convert to free_folio orangefs: Convert to free_folio fs: Add free_folio address space operation fs: Convert drop_buffers() to use a folio fs: Change try_to_free_buffers() to take a folio jbd2: Convert release_buffer_page() to use a folio jbd2: Convert jbd2_journal_try_to_free_buffers to take a folio reiserfs: Convert release_buffer_page() to use a folio fs: Remove last vestiges of releasepage ubifs: Convert to release_folio reiserfs: Convert to release_folio orangefs: Convert to release_folio ocfs2: Convert to release_folio nilfs2: Remove comment about releasepage nfs: Convert to release_folio jfs: Convert to release_folio ...
Diffstat (limited to 'fs/f2fs/verity.c')
-rw-r--r--fs/f2fs/verity.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/f2fs/verity.c b/fs/f2fs/verity.c
index 3d793202cc9f..65395ae188aa 100644
--- a/fs/f2fs/verity.c
+++ b/fs/f2fs/verity.c
@@ -74,6 +74,9 @@ static int pagecache_read(struct inode *inode, void *buf, size_t count,
static int pagecache_write(struct inode *inode, const void *buf, size_t count,
loff_t pos)
{
+ struct address_space *mapping = inode->i_mapping;
+ const struct address_space_operations *aops = mapping->a_ops;
+
if (pos + count > inode->i_sb->s_maxbytes)
return -EFBIG;
@@ -85,8 +88,7 @@ static int pagecache_write(struct inode *inode, const void *buf, size_t count,
void *addr;
int res;
- res = pagecache_write_begin(NULL, inode->i_mapping, pos, n, 0,
- &page, &fsdata);
+ res = aops->write_begin(NULL, mapping, pos, n, &page, &fsdata);
if (res)
return res;
@@ -94,8 +96,7 @@ static int pagecache_write(struct inode *inode, const void *buf, size_t count,
memcpy(addr + offset_in_page(pos), buf, n);
kunmap_atomic(addr);
- res = pagecache_write_end(NULL, inode->i_mapping, pos, n, n,
- page, fsdata);
+ res = aops->write_end(NULL, mapping, pos, n, n, page, fsdata);
if (res < 0)
return res;
if (res != n)