From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: linux-kernel@vger.kernel.org, dwmw2@redhat.com
Subject: [PATCH] jffs2: eliminate BKL on ioctl
Date: Thu, 22 May 2008 22:10:50 +0100 [thread overview]
Message-ID: <20080522221050.0a251a9e@core> (raw)
As the ioctl does nothing right now its easy to get the locking right 8)
Signed-off-by: Alan Cox <alan@redhat.com>
diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index c0c141f..dd784df 100644
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -36,10 +36,10 @@ static int jffs2_rename (struct inode *, struct dentry *,
const struct file_operations jffs2_dir_operations =
{
- .read = generic_read_dir,
- .readdir = jffs2_readdir,
- .ioctl = jffs2_ioctl,
- .fsync = jffs2_fsync
+ .read = generic_read_dir,
+ .readdir = jffs2_readdir,
+ .unlocked_ioctl = jffs2_ioctl,
+ .fsync = jffs2_fsync
};
diff --git a/fs/jffs2/file.c b/fs/jffs2/file.c
index 5e92034..5b298b9 100644
--- a/fs/jffs2/file.c
+++ b/fs/jffs2/file.c
@@ -46,7 +46,7 @@ const struct file_operations jffs2_file_operations =
.aio_read = generic_file_aio_read,
.write = do_sync_write,
.aio_write = generic_file_aio_write,
- .ioctl = jffs2_ioctl,
+ .unlocked_ioctl = jffs2_ioctl,
.mmap = generic_file_readonly_mmap,
.fsync = jffs2_fsync,
.splice_read = generic_file_splice_read,
diff --git a/fs/jffs2/ioctl.c b/fs/jffs2/ioctl.c
index e217721..9d41f43 100644
--- a/fs/jffs2/ioctl.c
+++ b/fs/jffs2/ioctl.c
@@ -12,8 +12,7 @@
#include <linux/fs.h>
#include "nodelist.h"
-int jffs2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
+long jffs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
/* Later, this will provide for lsattr.jffs2 and chattr.jffs2, which
will include compression support etc. */
diff --git a/fs/jffs2/os-linux.h b/fs/jffs2/os-linux.h
index 2cc866c..5e194a5 100644
--- a/fs/jffs2/os-linux.h
+++ b/fs/jffs2/os-linux.h
@@ -167,7 +167,7 @@ int jffs2_fsync(struct file *, struct dentry *, int);
int jffs2_do_readpage_unlock (struct inode *inode, struct page *pg);
/* ioctl.c */
-int jffs2_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
+long jffs2_ioctl(struct file *, unsigned int, unsigned long);
/* symlink.c */
extern const struct inode_operations jffs2_symlink_inode_operations;
reply other threads:[~2008-05-22 21:24 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=20080522221050.0a251a9e@core \
--to=alan@lxorguk.ukuu.org.uk \
--cc=dwmw2@redhat.com \
--cc=linux-kernel@vger.kernel.org \
/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