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f2fs: Use a folio throughout f2fs_truncate_inode_blocks()

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Use f2fs_get_node_folio() to get a folio and use it throughout.  Remove a
few calls to compound_head() and a reference to page->mapping.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Matthew Wilcox (Oracle)
2025-02-18 05:51:52 +00:00
committed by Jaegeuk Kim
parent 4d417ae2bf
commit 520b17e093
1 changed files with 16 additions and 16 deletions
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32
fs/f2fs/node.c
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@@ -1130,7 +1130,7 @@ int f2fs_truncate_inode_blocks(struct inode *inode, pgoff_t from)
unsigned int nofs = 0;
struct f2fs_inode *ri;
struct dnode_of_data dn;
struct page *page;
struct folio *folio;
trace_f2fs_truncate_inode_blocks_enter(inode, from);
@@ -1147,16 +1147,16 @@ int f2fs_truncate_inode_blocks(struct inode *inode, pgoff_t from)
return level;
}
page = f2fs_get_node_page(sbi, inode->i_ino);
if (IS_ERR(page)) {
trace_f2fs_truncate_inode_blocks_exit(inode, PTR_ERR(page));
return PTR_ERR(page);
folio = f2fs_get_node_folio(sbi, inode->i_ino);
if (IS_ERR(folio)) {
trace_f2fs_truncate_inode_blocks_exit(inode, PTR_ERR(folio));
return PTR_ERR(folio);
}
set_new_dnode(&dn, inode, page, NULL, 0);
unlock_page(page);
set_new_dnode(&dn, inode, &folio->page, NULL, 0);
folio_unlock(folio);
ri = F2FS_INODE(page);
ri = F2FS_INODE(&folio->page);
switch (level) {
case 0:
case 1:
@@ -1185,7 +1185,7 @@ int f2fs_truncate_inode_blocks(struct inode *inode, pgoff_t from)
skip_partial:
while (cont) {
dn.nid = get_nid(page, offset[0], true);
dn.nid = get_nid(&folio->page, offset[0], true);
switch (offset[0]) {
case NODE_DIR1_BLOCK:
case NODE_DIR2_BLOCK:
@@ -1206,7 +1206,7 @@ int f2fs_truncate_inode_blocks(struct inode *inode, pgoff_t from)
BUG();
}
if (err == -ENOENT) {
set_sbi_flag(F2FS_P_SB(page), SBI_NEED_FSCK);
set_sbi_flag(F2FS_F_SB(folio), SBI_NEED_FSCK);
f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR);
f2fs_err_ratelimited(sbi,
"truncate node fail, ino:%lu, nid:%u, "
@@ -1217,18 +1217,18 @@ int f2fs_truncate_inode_blocks(struct inode *inode, pgoff_t from)
}
if (err < 0)
goto fail;
if (offset[1] == 0 && get_nid(page, offset[0], true)) {
lock_page(page);
BUG_ON(page->mapping != NODE_MAPPING(sbi));
set_nid(page, offset[0], 0, true);
unlock_page(page);
if (offset[1] == 0 && get_nid(&folio->page, offset[0], true)) {
folio_lock(folio);
BUG_ON(folio->mapping != NODE_MAPPING(sbi));
set_nid(&folio->page, offset[0], 0, true);
folio_unlock(folio);
}
offset[1] = 0;
offset[0]++;
nofs += err;
}
fail:
f2fs_put_page(page, 0);
f2fs_folio_put(folio, false);
trace_f2fs_truncate_inode_blocks_exit(inode, err);
return err > 0 ? 0 : err;
}