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Subject[PATCH] Revert "f2fs: introduce f2fs_set_page_dirty_nobuffer"
Date
This patch reverts copied f2fs_set_page_dirty_nobuffer to use generic function
for stability.

This reverts commit fe76b796fc5194cc3d57265002e3a748566d073f.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
fs/f2fs/checkpoint.c | 2 +-
fs/f2fs/data.c | 33 +--------------------------------
fs/f2fs/f2fs.h | 1 -
fs/f2fs/node.c | 2 +-
4 files changed, 3 insertions(+), 35 deletions(-)

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 2e23b953d304..8fc55d42ba25 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -384,7 +384,7 @@ static int f2fs_set_meta_page_dirty(struct page *page)
if (!PageUptodate(page))
SetPageUptodate(page);
if (!PageDirty(page)) {
- f2fs_set_page_dirty_nobuffers(page);
+ __set_page_dirty_nobuffers(page);
inc_page_count(F2FS_P_SB(page), F2FS_DIRTY_META);
SetPagePrivate(page);
f2fs_trace_pid(page);
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index d32bf363cb60..5477fc09c3cd 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -19,8 +19,6 @@
#include <linux/bio.h>
#include <linux/prefetch.h>
#include <linux/uio.h>
-#include <linux/mm.h>
-#include <linux/memcontrol.h>
#include <linux/cleancache.h>
#include <linux/sched/signal.h>

@@ -2471,35 +2469,6 @@ int f2fs_release_page(struct page *page, gfp_t wait)
return 1;
}

-/*
- * This was copied from __set_page_dirty_buffers which gives higher performance
- * in very high speed storages. (e.g., pmem)
- */
-void f2fs_set_page_dirty_nobuffers(struct page *page)
-{
- struct address_space *mapping = page->mapping;
- unsigned long flags;
-
- if (unlikely(!mapping))
- return;
-
- spin_lock(&mapping->private_lock);
- lock_page_memcg(page);
- SetPageDirty(page);
- spin_unlock(&mapping->private_lock);
-
- xa_lock_irqsave(&mapping->i_pages, flags);
- WARN_ON_ONCE(!PageUptodate(page));
- account_page_dirtied(page, mapping);
- radix_tree_tag_set(&mapping->i_pages,
- page_index(page), PAGECACHE_TAG_DIRTY);
- xa_unlock_irqrestore(&mapping->i_pages, flags);
- unlock_page_memcg(page);
-
- __mark_inode_dirty(mapping->host, I_DIRTY_PAGES);
- return;
-}
-
static int f2fs_set_data_page_dirty(struct page *page)
{
struct address_space *mapping = page->mapping;
@@ -2523,7 +2492,7 @@ static int f2fs_set_data_page_dirty(struct page *page)
}

if (!PageDirty(page)) {
- f2fs_set_page_dirty_nobuffers(page);
+ __set_page_dirty_nobuffers(page);
update_dirty_page(inode, page);
return 1;
}
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 0c72908f3185..9f2bc78a9f5b 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -2939,7 +2939,6 @@ int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
u64 start, u64 len);
bool should_update_inplace(struct inode *inode, struct f2fs_io_info *fio);
bool should_update_outplace(struct inode *inode, struct f2fs_io_info *fio);
-void f2fs_set_page_dirty_nobuffers(struct page *page);
int __f2fs_write_data_pages(struct address_space *mapping,
struct writeback_control *wbc,
enum iostat_type io_type);
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index f202398e20ea..ae83ca9d2d31 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1753,7 +1753,7 @@ static int f2fs_set_node_page_dirty(struct page *page)
if (!PageUptodate(page))
SetPageUptodate(page);
if (!PageDirty(page)) {
- f2fs_set_page_dirty_nobuffers(page);
+ __set_page_dirty_nobuffers(page);
inc_page_count(F2FS_P_SB(page), F2FS_DIRTY_NODES);
SetPagePrivate(page);
f2fs_trace_pid(page);
--
2.17.0.484.g0c8726318c-goog
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