diff options
Diffstat (limited to 'fs/cifs/file.c')
| -rw-r--r-- | fs/cifs/file.c | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c index fa04a00d126d..de748c652d11 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -242,8 +242,7 @@ int cifs_open(struct inode *inode, struct file *file) full_path = build_path_from_dentry(file->f_path.dentry); if (full_path == NULL) { rc = -ENOMEM; - FreeXid(xid); - return rc; + goto out; } cFYI(1, "inode = 0x%p file flags are 0x%x for %s", @@ -2307,8 +2306,7 @@ static void cifs_invalidate_page(struct page *page, unsigned long offset) cifs_fscache_invalidate_page(page, &cifsi->vfs_inode); } -static void -cifs_oplock_break(struct slow_work *work) +void cifs_oplock_break(struct work_struct *work) { struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo, oplock_break); @@ -2345,33 +2343,30 @@ cifs_oplock_break(struct slow_work *work) LOCKING_ANDX_OPLOCK_RELEASE, false); cFYI(1, "Oplock release rc = %d", rc); } + + /* + * We might have kicked in before is_valid_oplock_break() + * finished grabbing reference for us. Make sure it's done by + * waiting for GlobalSMSSeslock. + */ + write_lock(&GlobalSMBSeslock); + write_unlock(&GlobalSMBSeslock); + + cifs_oplock_break_put(cfile); } -static int -cifs_oplock_break_get(struct slow_work *work) +void cifs_oplock_break_get(struct cifsFileInfo *cfile) { - struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo, - oplock_break); mntget(cfile->mnt); cifsFileInfo_get(cfile); - return 0; } -static void -cifs_oplock_break_put(struct slow_work *work) +void cifs_oplock_break_put(struct cifsFileInfo *cfile) { - struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo, - oplock_break); mntput(cfile->mnt); cifsFileInfo_put(cfile); } -const struct slow_work_ops cifs_oplock_break_ops = { - .get_ref = cifs_oplock_break_get, - .put_ref = cifs_oplock_break_put, - .execute = cifs_oplock_break, -}; - const struct address_space_operations cifs_addr_ops = { .readpage = cifs_readpage, .readpages = cifs_readpages, |