diff options
Diffstat (limited to 'fs/ceph/cache.c')
| -rw-r--r-- | fs/ceph/cache.c | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/fs/ceph/cache.c b/fs/ceph/cache.c index fee869061f05..33a211b364ed 100644 --- a/fs/ceph/cache.c +++ b/fs/ceph/cache.c @@ -27,7 +27,6 @@ struct ceph_aux_inode { u64 version; struct timespec mtime; - loff_t size; }; struct fscache_netfs ceph_cache_netfs = { @@ -101,7 +100,7 @@ int ceph_fscache_register_fs(struct ceph_fs_client* fsc) &ceph_fscache_fsid_object_def, &ent->fsid, sizeof(ent->fsid) + uniq_len, NULL, 0, - fsc, true); + fsc, 0, true); if (fsc->fscache) { ent->fscache = fsc->fscache; @@ -117,27 +116,21 @@ out_unlock: return err; } -static void ceph_fscache_inode_get_attr(const void *cookie_netfs_data, - uint64_t *size) -{ - const struct ceph_inode_info* ci = cookie_netfs_data; - *size = i_size_read(&ci->vfs_inode); -} - static enum fscache_checkaux ceph_fscache_inode_check_aux( - void *cookie_netfs_data, const void *data, uint16_t dlen) + void *cookie_netfs_data, const void *data, uint16_t dlen, + loff_t object_size) { struct ceph_aux_inode aux; struct ceph_inode_info* ci = cookie_netfs_data; struct inode* inode = &ci->vfs_inode; - if (dlen != sizeof(aux)) + if (dlen != sizeof(aux) || + i_size_read(inode) != object_size) return FSCACHE_CHECKAUX_OBSOLETE; memset(&aux, 0, sizeof(aux)); aux.version = ci->i_version; aux.mtime = inode->i_mtime; - aux.size = i_size_read(inode); if (memcmp(data, &aux, sizeof(aux)) != 0) return FSCACHE_CHECKAUX_OBSOLETE; @@ -149,7 +142,6 @@ static enum fscache_checkaux ceph_fscache_inode_check_aux( static const struct fscache_cookie_def ceph_fscache_inode_object_def = { .name = "CEPH.inode", .type = FSCACHE_COOKIE_TYPE_DATAFILE, - .get_attr = ceph_fscache_inode_get_attr, .check_aux = ceph_fscache_inode_check_aux, }; @@ -172,12 +164,11 @@ void ceph_fscache_register_inode_cookie(struct inode *inode) memset(&aux, 0, sizeof(aux)); aux.version = ci->i_version; aux.mtime = inode->i_mtime; - aux.size = i_size_read(inode); ci->fscache = fscache_acquire_cookie(fsc->fscache, &ceph_fscache_inode_object_def, &ci->i_vino, sizeof(ci->i_vino), &aux, sizeof(aux), - ci, false); + ci, i_size_read(inode), false); } inode_unlock(inode); } @@ -214,7 +205,7 @@ void ceph_fscache_file_set_cookie(struct inode *inode, struct file *filp) fscache_disable_cookie(ci->fscache, &ci->i_vino, false); fscache_uncache_all_inode_pages(ci->fscache, inode); } else { - fscache_enable_cookie(ci->fscache, &ci->i_vino, + fscache_enable_cookie(ci->fscache, &ci->i_vino, i_size_read(inode), ceph_fscache_can_enable, inode); if (fscache_cookie_enabled(ci->fscache)) { dout("fscache_file_set_cookie %p %p enabling cache\n", @@ -308,7 +299,8 @@ void ceph_readpage_to_fscache(struct inode *inode, struct page *page) if (!cache_valid(ci)) return; - ret = fscache_write_page(ci->fscache, page, GFP_KERNEL); + ret = fscache_write_page(ci->fscache, page, i_size_read(inode), + GFP_KERNEL); if (ret) fscache_uncache_page(ci->fscache, page); } |