Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index 115dc21..896db04 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -1,11 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* fs/f2fs/inline.c
* Copyright (c) 2013, Intel Corporation
* Authors: Huajun Li <huajun.li@intel.com>
* Haicheng Li <haicheng.li@intel.com>
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/fs.h>
@@ -74,7 +72,7 @@
addr = inline_data_addr(inode, ipage);
- f2fs_wait_on_page_writeback(ipage, NODE, true);
+ f2fs_wait_on_page_writeback(ipage, NODE, true, true);
memset(addr + from, 0, MAX_INLINE_DATA(inode) - from);
set_page_dirty(ipage);
@@ -133,6 +131,7 @@
err = f2fs_get_node_info(fio.sbi, dn->nid, &ni);
if (err) {
+ f2fs_truncate_data_blocks_range(dn, 1);
f2fs_put_dnode(dn);
return err;
}
@@ -142,11 +141,9 @@
if (unlikely(dn->data_blkaddr != NEW_ADDR)) {
f2fs_put_dnode(dn);
set_sbi_flag(fio.sbi, SBI_NEED_FSCK);
- f2fs_msg(fio.sbi->sb, KERN_WARNING,
- "%s: corrupted inline inode ino=%lx, i_addr[0]:0x%x, "
- "run fsck to fix.",
- __func__, dn->inode->i_ino, dn->data_blkaddr);
- return -EINVAL;
+ f2fs_warn(fio.sbi, "%s: corrupted inline inode ino=%lx, i_addr[0]:0x%x, run fsck to fix.",
+ __func__, dn->inode->i_ino, dn->data_blkaddr);
+ return -EFSCORRUPTED;
}
f2fs_bug_on(F2FS_P_SB(page), PageWriteback(page));
@@ -163,7 +160,7 @@
fio.old_blkaddr = dn->data_blkaddr;
set_inode_flag(dn->inode, FI_HOT_DATA);
f2fs_outplace_write_data(dn, &fio);
- f2fs_wait_on_page_writeback(page, DATA, true);
+ f2fs_wait_on_page_writeback(page, DATA, true, true);
if (dirty) {
inode_dec_dirty_pages(dn->inode);
f2fs_remove_dirty_inode(dn->inode);
@@ -238,14 +235,14 @@
f2fs_bug_on(F2FS_I_SB(inode), page->index);
- f2fs_wait_on_page_writeback(dn.inode_page, NODE, true);
+ f2fs_wait_on_page_writeback(dn.inode_page, NODE, true, true);
src_addr = kmap_atomic(page);
dst_addr = inline_data_addr(inode, dn.inode_page);
memcpy(dst_addr, src_addr, MAX_INLINE_DATA(inode));
kunmap_atomic(src_addr);
set_page_dirty(dn.inode_page);
- f2fs_clear_radix_tree_dirty_tag(page);
+ f2fs_clear_page_cache_dirty_tag(page);
set_inode_flag(inode, FI_APPEND_WRITE);
set_inode_flag(inode, FI_DATA_EXIST);
@@ -279,7 +276,7 @@
ipage = f2fs_get_node_page(sbi, inode->i_ino);
f2fs_bug_on(sbi, IS_ERR(ipage));
- f2fs_wait_on_page_writeback(ipage, NODE, true);
+ f2fs_wait_on_page_writeback(ipage, NODE, true, true);
src_addr = inline_data_addr(inode, npage);
dst_addr = inline_data_addr(inode, ipage);
@@ -324,7 +321,7 @@
return NULL;
}
- namehash = f2fs_dentry_hash(&name, fname);
+ namehash = f2fs_dentry_hash(dir, &name, fname);
inline_dentry = inline_data_addr(dir, ipage);
@@ -385,15 +382,13 @@
if (unlikely(dn.data_blkaddr != NEW_ADDR)) {
f2fs_put_dnode(&dn);
set_sbi_flag(F2FS_P_SB(page), SBI_NEED_FSCK);
- f2fs_msg(F2FS_P_SB(page)->sb, KERN_WARNING,
- "%s: corrupted inline inode ino=%lx, i_addr[0]:0x%x, "
- "run fsck to fix.",
- __func__, dir->i_ino, dn.data_blkaddr);
- err = -EINVAL;
+ f2fs_warn(F2FS_P_SB(page), "%s: corrupted inline inode ino=%lx, i_addr[0]:0x%x, run fsck to fix.",
+ __func__, dir->i_ino, dn.data_blkaddr);
+ err = -EFSCORRUPTED;
goto out;
}
- f2fs_wait_on_page_writeback(page, DATA, true);
+ f2fs_wait_on_page_writeback(page, DATA, true, true);
dentry_blk = page_address(page);
@@ -422,6 +417,14 @@
stat_dec_inline_dir(dir);
clear_inode_flag(dir, FI_INLINE_DENTRY);
+ /*
+ * should retrieve reserved space which was used to keep
+ * inline_dentry's structure for backward compatibility.
+ */
+ if (!f2fs_sb_has_flexible_inline_xattr(F2FS_I_SB(dir)) &&
+ !f2fs_has_inline_xattr(dir))
+ F2FS_I(dir)->i_inline_xattr_size = 0;
+
f2fs_i_depth_write(dir, 1);
if (i_size_read(dir) < PAGE_SIZE)
f2fs_i_size_write(dir, PAGE_SIZE);
@@ -503,18 +506,27 @@
stat_dec_inline_dir(dir);
clear_inode_flag(dir, FI_INLINE_DENTRY);
- kfree(backup_dentry);
+
+ /*
+ * should retrieve reserved space which was used to keep
+ * inline_dentry's structure for backward compatibility.
+ */
+ if (!f2fs_sb_has_flexible_inline_xattr(F2FS_I_SB(dir)) &&
+ !f2fs_has_inline_xattr(dir))
+ F2FS_I(dir)->i_inline_xattr_size = 0;
+
+ kvfree(backup_dentry);
return 0;
recover:
lock_page(ipage);
- f2fs_wait_on_page_writeback(ipage, NODE, true);
+ f2fs_wait_on_page_writeback(ipage, NODE, true, true);
memcpy(inline_dentry, backup_dentry, MAX_INLINE_DATA(dir));
f2fs_i_depth_write(dir, 0);
f2fs_i_size_write(dir, MAX_INLINE_DATA(dir));
set_page_dirty(ipage);
f2fs_put_page(ipage, 1);
- kfree(backup_dentry);
+ kvfree(backup_dentry);
return err;
}
@@ -567,9 +579,9 @@
}
}
- f2fs_wait_on_page_writeback(ipage, NODE, true);
+ f2fs_wait_on_page_writeback(ipage, NODE, true, true);
- name_hash = f2fs_dentry_hash(new_name, NULL);
+ name_hash = f2fs_dentry_hash(dir, new_name, NULL);
f2fs_update_dentry(ino, mode, &d, new_name, name_hash, bit_pos);
set_page_dirty(ipage);
@@ -577,6 +589,11 @@
/* we don't need to mark_inode_dirty now */
if (inode) {
f2fs_i_pino_write(inode, dir->i_ino);
+
+ /* synchronize inode page's data from inode cache */
+ if (is_inode_flag_set(inode, FI_NEW_INODE))
+ f2fs_update_inode(inode, page);
+
f2fs_put_page(page, 1);
}
@@ -599,7 +616,7 @@
int i;
lock_page(page);
- f2fs_wait_on_page_writeback(page, NODE, true);
+ f2fs_wait_on_page_writeback(page, NODE, true, true);
inline_dentry = inline_data_addr(dir, page);
make_dentry_ptr_inline(dir, &d, inline_dentry);
@@ -661,6 +678,12 @@
if (IS_ERR(ipage))
return PTR_ERR(ipage);
+ /*
+ * f2fs_readdir was protected by inode.i_rwsem, it is safe to access
+ * ipage without page's lock held.
+ */
+ unlock_page(ipage);
+
inline_dentry = inline_data_addr(inode, ipage);
make_dentry_ptr_inline(inode, &d, inline_dentry);
@@ -669,7 +692,7 @@
if (!err)
ctx->pos = d.max;
- f2fs_put_page(ipage, 1);
+ f2fs_put_page(ipage, 0);
return err < 0 ? err : 0;
}
@@ -687,7 +710,13 @@
if (IS_ERR(ipage))
return PTR_ERR(ipage);
- if (!f2fs_has_inline_data(inode)) {
+ if ((S_ISREG(inode->i_mode) || S_ISLNK(inode->i_mode)) &&
+ !f2fs_has_inline_data(inode)) {
+ err = -EAGAIN;
+ goto out;
+ }
+
+ if (S_ISDIR(inode->i_mode) && !f2fs_has_inline_dentry(inode)) {
err = -EAGAIN;
goto out;
}