[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20190729062735.GA98839@jaegeuk-macbookpro.roam.corp.google.com>
Date: Sun, 28 Jul 2019 23:27:35 -0700
From: Jaegeuk Kim <jaegeuk@...nel.org>
To: Chao Yu <chao@...nel.org>
Cc: Daniel Rosenberg <drosen@...gle.com>, Chao Yu <yuchao0@...wei.com>,
Jonathan Corbet <corbet@....net>,
linux-f2fs-devel@...ts.sourceforge.net, linux-doc@...r.kernel.org,
linux-api@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-fsdevel@...r.kernel.org, kernel-team@...roid.com
Subject: Re: [f2fs-dev] [PATCH v4 3/3] f2fs: Support case-insensitive file
name lookups
On 07/28, Chao Yu wrote:
> 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.
Applied.
>
> > @@ -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;
> > + }
Modified like this:
@@ -1665,6 +1665,13 @@ static int f2fs_setflags_common(struct inode *inode, u32 iflags, u32 mask)
if (IS_NOQUOTA(inode))
return -EPERM;
+ if ((iflags ^ fi->i_flags) & F2FS_CASEFOLD_FL) {
+ if (!f2fs_sb_has_casefold(F2FS_I_SB(inode)))
+ return -EOPNOTSUPP;
+ if (!f2fs_empty_dir(inode))
+ return -ENOTEMPTY;
+ }
+
Note that, directory is checked by above change.
I've uploaded in f2fs.git, so could you check it out and test a bit?
Thanks,
>
> 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,
Powered by blists - more mailing lists