On Thu, May 07, 2020 at 12:59:05AM -0700, Eric Biggers wrote:
> -static void init_dent_inode(const struct f2fs_filename *fname,
> +static void init_dent_inode(struct inode *dir, struct inode *inode,
> + const struct f2fs_filename *fname,
> struct page *ipage)
> {
> struct f2fs_inode *ri;
>
> + if (!fname) /* tmpfile case? */
> + return;
> +
> f2fs_wait_on_page_writeback(ipage, NODE, true, true);
>
> /* copy name info. to this inode page */
> ri = F2FS_INODE(ipage);
> ri->i_namelen = cpu_to_le32(fname->disk_name.len);
> memcpy(ri->i_name, fname->disk_name.name, fname->disk_name.len);
> + if (IS_ENCRYPTED(dir)) {
> + file_set_enc_name(inode);
> + /*
> + * Roll-forward recovery doesn't have encryption keys available,
> + * so it can't compute the dirhash for encrypted+casefolded
> + * filenames. Append it to i_name if possible. Else, disable
> + * roll-forward recovery of the dentry (i.e., make fsync'ing the
> + * file force a checkpoint) by setting LOST_PINO.
> + */
> + if (IS_CASEFOLDED(dir)) {
> + if (fname->disk_name.len + sizeof(f2fs_hash_t) <=
> + F2FS_NAME_LEN)
> + put_unaligned(fname->hash,
> + &ri->i_name[fname->disk_name.len]);
Jaegeuk pointed out that we need a cast to 'f2fs_hash_t *' here.
- Eric
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