From: J. Bruce Fields <[EMAIL PROTECTED]>
Share more code between setlease (used by nfsd) and fcntl.
Also some minor cleanup.
Signed-off-by: "J. Bruce Fields" <[EMAIL PROTECTED]>
---
fs/locks.c | 30 ++++++++++--------------------
1 files changed, 10 insertions(+), 20 deletions(-)
diff --git a/fs/locks.c b/fs/locks.c
index 431a8b8..6ad3c7b 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -1346,6 +1346,14 @@ static int __setlease(struct file *filp, long arg,
struct file_lock **flp)
struct inode *inode = dentry->d_inode;
int error, rdlease_count = 0, wrlease_count = 0;
+ if ((current->fsuid != inode->i_uid) && !capable(CAP_LEASE))
+ return -EACCES;
+ if (!S_ISREG(inode->i_mode))
+ return -EINVAL;
+ error = security_file_lock(filp, arg);
+ if (error)
+ return error;
+
time_out_leases(inode);
error = -EINVAL;
@@ -1431,18 +1439,8 @@ out:
int setlease(struct file *filp, long arg, struct file_lock **lease)
{
- struct dentry *dentry = filp->f_path.dentry;
- struct inode *inode = dentry->d_inode;
int error;
- if ((current->fsuid != inode->i_uid) && !capable(CAP_LEASE))
- return -EACCES;
- if (!S_ISREG(inode->i_mode))
- return -EINVAL;
- error = security_file_lock(filp, arg);
- if (error)
- return error;
-
lock_kernel();
error = __setlease(filp, arg, lease);
unlock_kernel();
@@ -1469,14 +1467,6 @@ int fcntl_setlease(unsigned int fd, struct file *filp,
long arg)
struct inode *inode = dentry->d_inode;
int error;
- if ((current->fsuid != inode->i_uid) && !capable(CAP_LEASE))
- return -EACCES;
- if (!S_ISREG(inode->i_mode))
- return -EINVAL;
- error = security_file_lock(filp, arg);
- if (error)
- return error;
-
locks_init_lock(&fl);
error = lease_init(filp, arg, &fl);
if (error)
@@ -1490,9 +1480,9 @@ int fcntl_setlease(unsigned int fd, struct file *filp,
long arg)
error = fasync_helper(fd, filp, 1, &flp->fl_fasync);
if (error < 0) {
- /* remove lease just inserted by __setlease */
+ /* remove lease just inserted by setlease */
flp->fl_type = F_UNLCK | F_INPROGRESS;
- flp->fl_break_time = jiffies- 10;
+ flp->fl_break_time = jiffies - 10;
time_out_leases(inode);
goto out_unlock;
}
--
1.5.2.58.g98ee
-
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