[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20240828182908.3735344-5-lizetao1@huawei.com>
Date: Thu, 29 Aug 2024 02:28:58 +0800
From: Li Zetao <lizetao1@...wei.com>
To: <clm@...com>, <josef@...icpanda.com>, <dsterba@...e.com>,
<terrelln@...com>, <quwenruo.btrfs@....com>, <willy@...radead.org>,
<dan.carpenter@...aro.org>
CC: <lizetao1@...wei.com>, <linux-btrfs@...r.kernel.org>,
<linux-kernel@...r.kernel.org>
Subject: [PATCH -next v2 04/14] btrfs: convert try_release_extent_buffer() to take a folio
The old page API is being gradually replaced and converted to use folio
to improve code readability and avoid repeated conversion between page
and folio.
Signed-off-by: Li Zetao <lizetao1@...wei.com>
---
fs/btrfs/disk-io.c | 2 +-
fs/btrfs/extent_io.c | 15 +++++++--------
fs/btrfs/extent_io.h | 2 +-
3 files changed, 9 insertions(+), 10 deletions(-)
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index a6f5441e62d1..ca2f52a28fb0 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -525,7 +525,7 @@ static bool btree_release_folio(struct folio *folio, gfp_t gfp_flags)
if (folio_test_writeback(folio) || folio_test_dirty(folio))
return false;
- return try_release_extent_buffer(&folio->page);
+ return try_release_extent_buffer(folio);
}
static void btree_invalidate_folio(struct folio *folio, size_t offset,
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index feec1c21dbb9..fa436a4ab46a 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4148,21 +4148,20 @@ static int try_release_subpage_extent_buffer(struct folio *folio)
}
-int try_release_extent_buffer(struct page *page)
+int try_release_extent_buffer(struct folio *folio)
{
- struct folio *folio = page_folio(page);
struct extent_buffer *eb;
- if (page_to_fs_info(page)->nodesize < PAGE_SIZE)
- return try_release_subpage_extent_buffer(page_folio(page));
+ if (folio_to_fs_info(folio)->nodesize < PAGE_SIZE)
+ return try_release_subpage_extent_buffer(folio);
/*
* We need to make sure nobody is changing folio private, as we rely on
* folio private as the pointer to extent buffer.
*/
- spin_lock(&page->mapping->i_private_lock);
+ spin_lock(&folio->mapping->i_private_lock);
if (!folio_test_private(folio)) {
- spin_unlock(&page->mapping->i_private_lock);
+ spin_unlock(&folio->mapping->i_private_lock);
return 1;
}
@@ -4177,10 +4176,10 @@ int try_release_extent_buffer(struct page *page)
spin_lock(&eb->refs_lock);
if (atomic_read(&eb->refs) != 1 || extent_buffer_under_io(eb)) {
spin_unlock(&eb->refs_lock);
- spin_unlock(&page->mapping->i_private_lock);
+ spin_unlock(&folio->mapping->i_private_lock);
return 0;
}
- spin_unlock(&page->mapping->i_private_lock);
+ spin_unlock(&folio->mapping->i_private_lock);
/*
* If tree ref isn't set then we know the ref on this eb is a real ref,
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 1d9b30021109..345774c84c4b 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -237,7 +237,7 @@ static inline void extent_changeset_free(struct extent_changeset *changeset)
}
bool try_release_extent_mapping(struct page *page, gfp_t mask);
-int try_release_extent_buffer(struct page *page);
+int try_release_extent_buffer(struct folio *folio);
int btrfs_read_folio(struct file *file, struct folio *folio);
void extent_write_locked_range(struct inode *inode, const struct folio *locked_folio,
--
2.34.1
Powered by blists - more mailing lists