Re: [f2fs-dev] [PATCH v4 3/3] f2fs: Support case-insensitive file name lookups

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On 2019-7-24 7:05, Daniel Rosenberg via Linux-f2fs-devel wrote:
>  /* Flags that are appropriate for regular files (all but dir-specific ones). */
>  #define F2FS_REG_FLMASK		(~(F2FS_DIRSYNC_FL | F2FS_PROJINHERIT_FL))

We missed to add F2FS_CASEFOLD_FL here to exclude it in F2FS_REG_FLMASK.

> @@ -1660,7 +1660,16 @@ static int f2fs_setflags_common(struct inode *inode, u32 iflags, u32 mask)
>  		return -EPERM;
>  
>  	oldflags = fi->i_flags;
> +	if ((iflags ^ oldflags) & F2FS_CASEFOLD_FL) {
> +		if (!f2fs_sb_has_casefold(F2FS_I_SB(inode)))
> +			return -EOPNOTSUPP;
> +
> +		if (!S_ISDIR(inode->i_mode))
> +			return -ENOTDIR;
>  
> +		if (!f2fs_empty_dir(inode))
> +			return -ENOTEMPTY;
> +	}

I applied the patches based on last Jaegeuk's dev branch, it seems we needs to
adjust above code a bit. Otherwise it looks good to me.

BTW, it looks the patchset works fine with generic/556 testcase.

Thanks,



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