f2fs_wait_on_page_writeback(page, DATA, false);
/* wait for GCed page writeback via META_MAPPING */
- if (f2fs_post_read_required(inode))
- f2fs_wait_on_block_writeback(sbi, dn.data_blkaddr);
+ f2fs_wait_on_block_writeback(inode, dn.data_blkaddr);
out_sem:
up_read(&F2FS_I(inode)->i_mmap_sem);
trace_f2fs_sync_file_enter(inode);
+ if (S_ISDIR(inode->i_mode))
+ goto go_write;
+
/* if fdatasync is triggered, let's do in-place-update */
if (datasync || get_dirty_pages(inode) <= SM_I(sbi)->min_fsync_blocks)
set_inode_flag(inode, FI_NEED_IPU);
return pgofs;
}
-static bool __found_offset(block_t blkaddr, pgoff_t dirty, pgoff_t pgofs,
- int whence)
+static bool __found_offset(struct f2fs_sb_info *sbi, block_t blkaddr,
+ pgoff_t dirty, pgoff_t pgofs, int whence)
{
switch (whence) {
case SEEK_DATA:
if ((blkaddr == NEW_ADDR && dirty == pgofs) ||
- (blkaddr != NEW_ADDR && blkaddr != NULL_ADDR))
+ is_valid_data_blkaddr(sbi, blkaddr))
return true;
break;
case SEEK_HOLE:
blkaddr = datablock_addr(dn.inode,
dn.node_page, dn.ofs_in_node);
- if (__found_offset(blkaddr, dirty, pgofs, whence)) {
+ if (__is_valid_data_blkaddr(blkaddr) &&
+ !f2fs_is_valid_blkaddr(F2FS_I_SB(inode),
+ blkaddr, DATA_GENERIC)) {
+ f2fs_put_dnode(&dn);
+ goto fail;
+ }
+
+ if (__found_offset(F2FS_I_SB(inode), blkaddr, dirty,
+ pgofs, whence)) {
f2fs_put_dnode(&dn);
goto found;
}
dn->data_blkaddr = NULL_ADDR;
set_data_blkaddr(dn);
+
+ if (__is_valid_data_blkaddr(blkaddr) &&
+ !f2fs_is_valid_blkaddr(sbi, blkaddr, DATA_GENERIC))
+ continue;
+
invalidate_blocks(sbi, blkaddr);
if (dn->ofs_in_node == 0 && IS_INODE(dn->node_page))
clear_inode_flag(dn->inode, FI_FIRST_BLOCK_WRITTEN);
inode_lock(inode);
+ down_write(&F2FS_I(inode)->dio_rwsem[WRITE]);
+
if (f2fs_is_atomic_file(inode))
goto out;
stat_inc_atomic_write(inode);
stat_update_max_atomic_write(inode);
out:
+ up_write(&F2FS_I(inode)->dio_rwsem[WRITE]);
inode_unlock(inode);
mnt_drop_write_file(filp);
return ret;
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct super_block *sb = sbi->sb;
__u32 in;
- int ret;
+ int ret = 0;
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
if (get_user(in, (__u32 __user *)arg))
return -EFAULT;
- ret = mnt_want_write_file(filp);
- if (ret)
- return ret;
+ if (in != F2FS_GOING_DOWN_FULLSYNC) {
+ ret = mnt_want_write_file(filp);
+ if (ret)
+ return ret;
+ }
switch (in) {
case F2FS_GOING_DOWN_FULLSYNC:
f2fs_update_time(sbi, REQ_TIME);
out:
- mnt_drop_write_file(filp);
+ if (in != F2FS_GOING_DOWN_FULLSYNC)
+ mnt_drop_write_file(filp);
return ret;
}
}
f2fs_put_page(ipage, 1);
- dquot_initialize(inode);
+ err = dquot_initialize(inode);
+ if (err)
+ goto out_unlock;
transfer_to[PRJQUOTA] = dqget(sb, make_kqid_projid(kprojid));
if (!IS_ERR(transfer_to[PRJQUOTA])) {