diff options
author | Al Viro <viro@zeniv.linux.org.uk> | 2009-12-24 06:47:55 -0500 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2010-03-03 13:00:21 -0500 |
commit | 8737c9305bd5602b11f7eb4655d5695d4a42a0c6 (patch) | |
tree | 54038cac1135b039a292151ebe9b156f80904843 /fs | |
parent | d208bbdda991b8808d9c033ce4d31cb1bd87dcfc (diff) | |
download | lwn-8737c9305bd5602b11f7eb4655d5695d4a42a0c6.tar.gz lwn-8737c9305bd5602b11f7eb4655d5695d4a42a0c6.zip |
Switch may_open() and break_lease() to passing O_...
... instead of mixing FMODE_ and O_
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/cifs/file.c | 4 | ||||
-rw-r--r-- | fs/locks.c | 5 | ||||
-rw-r--r-- | fs/namei.c | 10 | ||||
-rw-r--r-- | fs/nfsctl.c | 5 | ||||
-rw-r--r-- | fs/nfsd/vfs.c | 4 | ||||
-rw-r--r-- | fs/open.c | 2 |
6 files changed, 15 insertions, 15 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 057e1dae12ab..3d8f8a96f5a3 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -2289,9 +2289,9 @@ cifs_oplock_break(struct slow_work *work) if (inode && S_ISREG(inode->i_mode)) { #ifdef CONFIG_CIFS_EXPERIMENTAL if (cinode->clientCanCacheAll == 0) - break_lease(inode, FMODE_READ); + break_lease(inode, O_RDONLY); else if (cinode->clientCanCacheRead == 0) - break_lease(inode, FMODE_WRITE); + break_lease(inode, O_WRONLY); #endif rc = filemap_fdatawrite(inode->i_mapping); if (cinode->clientCanCacheRead == 0) { diff --git a/fs/locks.c b/fs/locks.c index a8794f233bc9..ae9ded026b7c 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -1182,8 +1182,9 @@ int __break_lease(struct inode *inode, unsigned int mode) struct file_lock *fl; unsigned long break_time; int i_have_this_lease = 0; + int want_write = (mode & O_ACCMODE) != O_RDONLY; - new_fl = lease_alloc(NULL, mode & FMODE_WRITE ? F_WRLCK : F_RDLCK); + new_fl = lease_alloc(NULL, want_write ? F_WRLCK : F_RDLCK); lock_kernel(); @@ -1197,7 +1198,7 @@ int __break_lease(struct inode *inode, unsigned int mode) if (fl->fl_owner == current->files) i_have_this_lease = 1; - if (mode & FMODE_WRITE) { + if (want_write) { /* If we want write access, we have to revoke any lease. */ future = F_UNLCK | F_INPROGRESS; } else if (flock->fl_type & F_INPROGRESS) { diff --git a/fs/namei.c b/fs/namei.c index a4855af776a8..b20f83d1e065 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1503,7 +1503,7 @@ int may_open(struct path *path, int acc_mode, int flag) * An append-only file must be opened in append mode for writing. */ if (IS_APPEND(inode)) { - if ((flag & FMODE_WRITE) && !(flag & O_APPEND)) + if ((flag & O_ACCMODE) != O_RDONLY && !(flag & O_APPEND)) return -EPERM; if (flag & O_TRUNC) return -EPERM; @@ -1547,7 +1547,7 @@ static int handle_truncate(struct path *path) * what get passed to sys_open(). */ static int __open_namei_create(struct nameidata *nd, struct path *path, - int flag, int mode) + int open_flag, int mode) { int error; struct dentry *dir = nd->path.dentry; @@ -1565,7 +1565,7 @@ out_unlock: if (error) return error; /* Don't check for write permission, don't truncate */ - return may_open(&nd->path, 0, flag & ~O_TRUNC); + return may_open(&nd->path, 0, open_flag & ~O_TRUNC); } /* @@ -1736,7 +1736,7 @@ do_last: error = mnt_want_write(nd.path.mnt); if (error) goto exit_mutex_unlock; - error = __open_namei_create(&nd, &path, flag, mode); + error = __open_namei_create(&nd, &path, open_flag, mode); if (error) { mnt_drop_write(nd.path.mnt); goto exit; @@ -1798,7 +1798,7 @@ ok: if (error) goto exit; } - error = may_open(&nd.path, acc_mode, flag); + error = may_open(&nd.path, acc_mode, open_flag); if (error) { if (will_truncate) mnt_drop_write(nd.path.mnt); diff --git a/fs/nfsctl.c b/fs/nfsctl.c index d3854d94b7cf..bf9cbd242ddd 100644 --- a/fs/nfsctl.c +++ b/fs/nfsctl.c @@ -36,10 +36,9 @@ static struct file *do_open(char *name, int flags) return ERR_PTR(error); if (flags == O_RDWR) - error = may_open(&nd.path, MAY_READ|MAY_WRITE, - FMODE_READ|FMODE_WRITE); + error = may_open(&nd.path, MAY_READ|MAY_WRITE, flags); else - error = may_open(&nd.path, MAY_WRITE, FMODE_WRITE); + error = may_open(&nd.path, MAY_WRITE, flags); if (!error) return dentry_open(nd.path.dentry, nd.path.mnt, flags, diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index 8715d194561a..15dc2deaac5f 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -361,7 +361,7 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp, struct iattr *iap, * If we are changing the size of the file, then * we need to break all leases. */ - host_err = break_lease(inode, FMODE_WRITE | O_NONBLOCK); + host_err = break_lease(inode, O_WRONLY | O_NONBLOCK); if (host_err == -EWOULDBLOCK) host_err = -ETIMEDOUT; if (host_err) /* ENOMEM or EWOULDBLOCK */ @@ -734,7 +734,7 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, * Check to see if there are any leases on this file. * This may block while leases are broken. */ - host_err = break_lease(inode, O_NONBLOCK | ((access & NFSD_MAY_WRITE) ? FMODE_WRITE : 0)); + host_err = break_lease(inode, O_NONBLOCK | ((access & NFSD_MAY_WRITE) ? O_WRONLY : 0)); if (host_err == -EWOULDBLOCK) host_err = -ETIMEDOUT; if (host_err) /* NOMEM or WOULDBLOCK */ diff --git a/fs/open.c b/fs/open.c index 040cef72bc00..e0b2d88b0380 100644 --- a/fs/open.c +++ b/fs/open.c @@ -271,7 +271,7 @@ static long do_sys_truncate(const char __user *pathname, loff_t length) * Make sure that there are no leases. get_write_access() protects * against the truncate racing with a lease-granting setlease(). */ - error = break_lease(inode, FMODE_WRITE); + error = break_lease(inode, O_WRONLY); if (error) goto put_write_and_out; |