diff options
author | Alex Shi <alex.shi@linaro.org> | 2017-09-24 22:52:31 -0700 |
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committer | Alex Shi <alex.shi@linaro.org> | 2017-09-24 22:52:31 -0700 |
commit | 0810a1c64f504d9b272196337a7a2e39872b56d8 (patch) | |
tree | 0b8310deaad1b1a2fba43d3c671a2d30cf5e1fa9 /fs/ceph/inode.c | |
parent | d886b82d2cc23b69aa1cc29a54cc77cf79f430e5 (diff) | |
parent | b52c9082f2eb3a6f7fbbc86fad3eaa2a1725da66 (diff) |
Merge remote-tracking branch 'lts/linux-4.4.y' into v4.4/topic/optee
Diffstat (limited to 'fs/ceph/inode.c')
-rw-r--r-- | fs/ceph/inode.c | 36 |
1 files changed, 23 insertions, 13 deletions
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index 498dcfa2dcdb..9f0d99094cc1 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -1358,15 +1358,20 @@ static int fill_readdir_cache(struct inode *dir, struct dentry *dn, if (!ctl->page || pgoff != page_index(ctl->page)) { ceph_readdir_cache_release(ctl); - ctl->page = grab_cache_page(&dir->i_data, pgoff); + if (idx == 0) + ctl->page = grab_cache_page(&dir->i_data, pgoff); + else + ctl->page = find_lock_page(&dir->i_data, pgoff); if (!ctl->page) { ctl->index = -1; - return -ENOMEM; + return idx == 0 ? -ENOMEM : 0; } /* reading/filling the cache are serialized by * i_mutex, no need to use page lock */ unlock_page(ctl->page); ctl->dentries = kmap(ctl->page); + if (idx == 0) + memset(ctl->dentries, 0, PAGE_CACHE_SIZE); } if (req->r_dir_release_cnt == atomic64_read(&ci->i_release_count) && @@ -1768,7 +1773,7 @@ static const struct inode_operations ceph_symlink_iops = { /* * setattr */ -int ceph_setattr(struct dentry *dentry, struct iattr *attr) +int __ceph_setattr(struct dentry *dentry, struct iattr *attr) { struct inode *inode = d_inode(dentry); struct ceph_inode_info *ci = ceph_inode(inode); @@ -1970,11 +1975,6 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr) if (inode_dirty_flags) __mark_inode_dirty(inode, inode_dirty_flags); - if (ia_valid & ATTR_MODE) { - err = posix_acl_chmod(inode, attr->ia_mode); - if (err) - goto out_put; - } if (mask) { req->r_inode = inode; @@ -1988,13 +1988,23 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr) ceph_cap_string(dirtied), mask); ceph_mdsc_put_request(req); - if (mask & CEPH_SETATTR_SIZE) - __ceph_do_pending_vmtruncate(inode); ceph_free_cap_flush(prealloc_cf); + + if (err >= 0 && (mask & CEPH_SETATTR_SIZE)) + __ceph_do_pending_vmtruncate(inode); + return err; -out_put: - ceph_mdsc_put_request(req); - ceph_free_cap_flush(prealloc_cf); +} + +int ceph_setattr(struct dentry *dentry, struct iattr *attr) +{ + int err; + + err = __ceph_setattr(dentry, attr); + + if (err >= 0 && (attr->ia_valid & ATTR_MODE)) + err = posix_acl_chmod(d_inode(dentry), attr->ia_mode); + return err; } |