From: Gao Xiang <gaoxiang25@huawei.com>
To: Pratik Shinde <pratikshinde320@gmail.com>
Cc: devel@driverdev.osuosl.org, gregkh@linuxfoundation.org,
linux-erofs@lists.ozlabs.org
Subject: Re: [PATCH] erofs: using switch-case while checking the inode type.
Date: Fri, 30 Aug 2019 22:22:33 +0800 [thread overview]
Message-ID: <20190830142233.GA241393@architecture4> (raw)
In-Reply-To: <20190830115947.GA10981@hsiangkao-HP-ZHAN-66-Pro-G1>
On Fri, Aug 30, 2019 at 07:59:48PM +0800, Gao Xiang wrote:
> Hi Pratik,
>
> The subject line could be better as '[PATCH v2] xxxxxx'...
>
> On Fri, Aug 30, 2019 at 03:26:15PM +0530, Pratik Shinde wrote:
> > while filling the linux inode, using switch-case statement to check
> > the type of inode.
> > switch-case statement looks more clean here.
> >
> > Signed-off-by: Pratik Shinde <pratikshinde320@gmail.com>
>
> I have no problem of this patch, and I will do a test and reply
> you "Reviewed-by:" in hours (I'm doing another patchset to resolve
> what Christoph suggested again)...
Reviewed-by: Gao Xiang <gaoxiang25@huawei.com>
Thanks,
Gao Xiang
>
> Thanks,
> Gao Xiang
>
> > ---
> > fs/erofs/inode.c | 18 ++++++++++++------
> > 1 file changed, 12 insertions(+), 6 deletions(-)
> >
> > diff --git a/fs/erofs/inode.c b/fs/erofs/inode.c
> > index 80f4fe9..6336cc1 100644
> > --- a/fs/erofs/inode.c
> > +++ b/fs/erofs/inode.c
> > @@ -190,22 +190,28 @@ static int fill_inode(struct inode *inode, int isdir)
> > err = read_inode(inode, data + ofs);
> > if (!err) {
> > /* setup the new inode */
> > - if (S_ISREG(inode->i_mode)) {
> > + switch (inode->i_mode & S_IFMT) {
> > + case S_IFREG:
> > inode->i_op = &erofs_generic_iops;
> > inode->i_fop = &generic_ro_fops;
> > - } else if (S_ISDIR(inode->i_mode)) {
> > + break;
> > + case S_IFDIR:
> > inode->i_op = &erofs_dir_iops;
> > inode->i_fop = &erofs_dir_fops;
> > - } else if (S_ISLNK(inode->i_mode)) {
> > + break;
> > + case S_IFLNK:
> > /* by default, page_get_link is used for symlink */
> > inode->i_op = &erofs_symlink_iops;
> > inode_nohighmem(inode);
> > - } else if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) ||
> > - S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) {
> > + break;
> > + case S_IFCHR:
> > + case S_IFBLK:
> > + case S_IFIFO:
> > + case S_IFSOCK:
> > inode->i_op = &erofs_generic_iops;
> > init_special_inode(inode, inode->i_mode, inode->i_rdev);
> > goto out_unlock;
> > - } else {
> > + default:
> > err = -EFSCORRUPTED;
> > goto out_unlock;
> > }
> > --
> > 2.9.3
> >
> > _______________________________________________
> > devel mailing list
> > devel@linuxdriverproject.org
> > http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
next prev parent reply other threads:[~2019-08-30 14:23 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-30 9:56 [PATCH] erofs: using switch-case while checking the inode type Pratik Shinde
2019-08-30 11:59 ` Gao Xiang via Linux-erofs
2019-08-30 14:22 ` Gao Xiang [this message]
2019-09-04 2:12 ` Gao Xiang
2019-09-04 6:31 ` Greg KH
2019-09-04 7:38 ` Gao Xiang
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