diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-14 11:11:08 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-14 11:11:08 -0700 |
commit | ceb804cd0f63b0e0a87b81913b66add6de03043d (patch) | |
tree | 179d3050a8ea5fe5b8406efec64b5c391499d4d4 /fs | |
parent | 3474cbd11df8cdd6413781ea95bd51dd469098ff (diff) | |
parent | f78233dd44a110c574fe760ad6f9c1e8741a0d00 (diff) |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs:
9p: Skip check for mandatory locks when unlocking
9p: Fixes a simple bug enabling writes beyond 2GB.
9p: Change the name of new protocol from 9p2010.L to 9p2000.L
fs/9p: re-init the wstat in readdir loop
net/9p: Add sysfs mount_tag file for virtio 9P device
net/9p: Use the tag name in the config space for identifying mount point
Diffstat (limited to 'fs')
-rw-r--r-- | fs/9p/v9fs.h | 6 | ||||
-rw-r--r-- | fs/9p/vfs_dir.c | 11 | ||||
-rw-r--r-- | fs/9p/vfs_file.c | 4 |
3 files changed, 15 insertions, 6 deletions
diff --git a/fs/9p/v9fs.h b/fs/9p/v9fs.h index 79000bf6249..6b801d1ddf4 100644 --- a/fs/9p/v9fs.h +++ b/fs/9p/v9fs.h @@ -24,7 +24,7 @@ /** * enum p9_session_flags - option flags for each 9P session * @V9FS_PROTO_2000U: whether or not to use 9P2000.u extensions - * @V9FS_PROTO_2010L: whether or not to use 9P2010.l extensions + * @V9FS_PROTO_2000L: whether or not to use 9P2000.l extensions * @V9FS_ACCESS_SINGLE: only the mounting user can access the hierarchy * @V9FS_ACCESS_USER: a new attach will be issued for every user (default) * @V9FS_ACCESS_ANY: use a single attach for all users @@ -34,7 +34,7 @@ */ enum p9_session_flags { V9FS_PROTO_2000U = 0x01, - V9FS_PROTO_2010L = 0x02, + V9FS_PROTO_2000L = 0x02, V9FS_ACCESS_SINGLE = 0x04, V9FS_ACCESS_USER = 0x08, V9FS_ACCESS_ANY = 0x0C, @@ -130,5 +130,5 @@ static inline int v9fs_proto_dotu(struct v9fs_session_info *v9ses) static inline int v9fs_proto_dotl(struct v9fs_session_info *v9ses) { - return v9ses->flags & V9FS_PROTO_2010L; + return v9ses->flags & V9FS_PROTO_2000L; } diff --git a/fs/9p/vfs_dir.c b/fs/9p/vfs_dir.c index 6580aa44954..d8a3afe4ff7 100644 --- a/fs/9p/vfs_dir.c +++ b/fs/9p/vfs_dir.c @@ -76,6 +76,15 @@ static inline int dt_type(struct p9_wstat *mistat) return rettype; } +static void p9stat_init(struct p9_wstat *stbuf) +{ + stbuf->name = NULL; + stbuf->uid = NULL; + stbuf->gid = NULL; + stbuf->muid = NULL; + stbuf->extension = NULL; +} + /** * v9fs_dir_readdir - read a directory * @filp: opened file structure @@ -131,8 +140,8 @@ static int v9fs_dir_readdir(struct file *filp, void *dirent, filldir_t filldir) rdir->head = 0; rdir->tail = err; } - while (rdir->head < rdir->tail) { + p9stat_init(&st); err = p9stat_read(rdir->buf + rdir->head, buflen - rdir->head, &st, fid->clnt->proto_version); diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c index 36122683fae..df52d488d2a 100644 --- a/fs/9p/vfs_file.c +++ b/fs/9p/vfs_file.c @@ -114,7 +114,7 @@ static int v9fs_file_lock(struct file *filp, int cmd, struct file_lock *fl) P9_DPRINTK(P9_DEBUG_VFS, "filp: %p lock: %p\n", filp, fl); /* No mandatory locks */ - if (__mandatory_lock(inode)) + if (__mandatory_lock(inode) && fl->fl_type != F_UNLCK) return -ENOLCK; if ((IS_SETLK(cmd) || IS_SETLKW(cmd)) && fl->fl_type != F_UNLCK) { @@ -215,7 +215,7 @@ v9fs_file_write(struct file *filp, const char __user * data, struct p9_fid *fid; struct p9_client *clnt; struct inode *inode = filp->f_path.dentry->d_inode; - int origin = *offset; + loff_t origin = *offset; unsigned long pg_start, pg_end; P9_DPRINTK(P9_DEBUG_VFS, "data %p count %d offset %x\n", data, |