From: Christoph Jaeger <cj@linux.com>
To: petr@vandrovec.name, akpm@linux-foundation.org, joe@perches.com
Cc: linux-kernel@vger.kernel.org, Christoph Jaeger <cj@linux.com>
Subject: [PATCH RESEND] ncpfs: use list_for_each_entry() for list iteration
Date: Wed, 24 Sep 2014 10:53:24 -0400 [thread overview]
Message-ID: <1411570404-13428-1-git-send-email-cj@linux.com> (raw)
Use list_for_each_entry() for the sake of simplicity and readability.
Signed-off-by: Christoph Jaeger <cj@linux.com>
---
fs/ncpfs/dir.c | 6 +-----
fs/ncpfs/ncplib_kernel.h | 14 ++------------
2 files changed, 3 insertions(+), 17 deletions(-)
diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c
index 08b8ea8..314e7ad 100644
--- a/fs/ncpfs/dir.c
+++ b/fs/ncpfs/dir.c
@@ -388,7 +388,6 @@ static struct dentry *
ncp_dget_fpos(struct dentry *dentry, struct dentry *parent, unsigned long fpos)
{
struct dentry *dent = dentry;
- struct list_head *next;
if (d_validate(dent, parent)) {
if (dent->d_name.len <= NCP_MAXPATHLEN &&
@@ -404,9 +403,7 @@ ncp_dget_fpos(struct dentry *dentry, struct dentry *parent, unsigned long fpos)
/* If a pointer is invalid, we search the dentry. */
spin_lock(&parent->d_lock);
- next = parent->d_subdirs.next;
- while (next != &parent->d_subdirs) {
- dent = list_entry(next, struct dentry, d_u.d_child);
+ list_for_each_entry(dent, &parent->d_subdirs, d_u.d_child) {
if ((unsigned long)dent->d_fsdata == fpos) {
if (dent->d_inode)
dget(dent);
@@ -415,7 +412,6 @@ ncp_dget_fpos(struct dentry *dentry, struct dentry *parent, unsigned long fpos)
spin_unlock(&parent->d_lock);
goto out;
}
- next = next->next;
}
spin_unlock(&parent->d_lock);
return NULL;
diff --git a/fs/ncpfs/ncplib_kernel.h b/fs/ncpfs/ncplib_kernel.h
index 32c0658..52cb19d 100644
--- a/fs/ncpfs/ncplib_kernel.h
+++ b/fs/ncpfs/ncplib_kernel.h
@@ -188,20 +188,14 @@ static inline void
ncp_renew_dentries(struct dentry *parent)
{
struct ncp_server *server = NCP_SERVER(parent->d_inode);
- struct list_head *next;
struct dentry *dentry;
spin_lock(&parent->d_lock);
- next = parent->d_subdirs.next;
- while (next != &parent->d_subdirs) {
- dentry = list_entry(next, struct dentry, d_u.d_child);
-
+ list_for_each_entry(dentry, &parent->d_subdirs, d_u.d_child) {
if (dentry->d_fsdata == NULL)
ncp_age_dentry(server, dentry);
else
ncp_new_dentry(dentry);
-
- next = next->next;
}
spin_unlock(&parent->d_lock);
}
@@ -210,16 +204,12 @@ static inline void
ncp_invalidate_dircache_entries(struct dentry *parent)
{
struct ncp_server *server = NCP_SERVER(parent->d_inode);
- struct list_head *next;
struct dentry *dentry;
spin_lock(&parent->d_lock);
- next = parent->d_subdirs.next;
- while (next != &parent->d_subdirs) {
- dentry = list_entry(next, struct dentry, d_u.d_child);
+ list_for_each_entry(dentry, &parent->d_subdirs, d_u.d_child) {
dentry->d_fsdata = NULL;
ncp_age_dentry(server, dentry);
- next = next->next;
}
spin_unlock(&parent->d_lock);
}
--
1.9.3
reply other threads:[~2014-09-24 14:53 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1411570404-13428-1-git-send-email-cj@linux.com \
--to=cj@linux.com \
--cc=akpm@linux-foundation.org \
--cc=joe@perches.com \
--cc=linux-kernel@vger.kernel.org \
--cc=petr@vandrovec.name \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome