diff options
Diffstat (limited to 'fs/ceph/inode.c')
| -rw-r--r-- | fs/ceph/inode.c | 48 |
1 files changed, 39 insertions, 9 deletions
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index 7b2e77517f23..249ddfbb1b03 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -577,6 +577,8 @@ struct inode *ceph_alloc_inode(struct super_block *sb) /* Set parameters for the netfs library */ netfs_inode_init(&ci->netfs, &ceph_netfs_ops, false); + /* [DEPRECATED] Use PG_private_2 to mark folio being written to the cache. */ + __set_bit(NETFS_ICTX_USE_PGPRIV2, &ci->netfs.flags); spin_lock_init(&ci->i_ceph_lock); @@ -2480,6 +2482,34 @@ int __ceph_setattr(struct mnt_idmap *idmap, struct inode *inode, bool lock_snap_rwsem = false; bool fill_fscrypt; int truncate_retry = 20; /* The RMW will take around 50ms */ + struct dentry *dentry; + char *path; + int pathlen; + u64 pathbase; + bool do_sync = false; + + dentry = d_find_alias(inode); + if (!dentry) { + do_sync = true; + } else { + path = ceph_mdsc_build_path(mdsc, dentry, &pathlen, &pathbase, 0); + if (IS_ERR(path)) { + do_sync = true; + err = 0; + } else { + err = ceph_mds_check_access(mdsc, path, MAY_WRITE); + } + ceph_mdsc_free_path(path, pathlen); + dput(dentry); + + /* For none EACCES cases will let the MDS do the mds auth check */ + if (err == -EACCES) { + return err; + } else if (err < 0) { + do_sync = true; + err = 0; + } + } retry: prealloc_cf = ceph_alloc_cap_flush(); @@ -2526,7 +2556,7 @@ retry: /* It should never be re-set once set */ WARN_ON_ONCE(ci->fscrypt_auth); - if (issued & CEPH_CAP_AUTH_EXCL) { + if (!do_sync && (issued & CEPH_CAP_AUTH_EXCL)) { dirtied |= CEPH_CAP_AUTH_EXCL; kfree(ci->fscrypt_auth); ci->fscrypt_auth = (u8 *)cia->fscrypt_auth; @@ -2555,7 +2585,7 @@ retry: ceph_vinop(inode), from_kuid(&init_user_ns, inode->i_uid), from_kuid(&init_user_ns, attr->ia_uid)); - if (issued & CEPH_CAP_AUTH_EXCL) { + if (!do_sync && (issued & CEPH_CAP_AUTH_EXCL)) { inode->i_uid = fsuid; dirtied |= CEPH_CAP_AUTH_EXCL; } else if ((issued & CEPH_CAP_AUTH_SHARED) == 0 || @@ -2573,7 +2603,7 @@ retry: ceph_vinop(inode), from_kgid(&init_user_ns, inode->i_gid), from_kgid(&init_user_ns, attr->ia_gid)); - if (issued & CEPH_CAP_AUTH_EXCL) { + if (!do_sync && (issued & CEPH_CAP_AUTH_EXCL)) { inode->i_gid = fsgid; dirtied |= CEPH_CAP_AUTH_EXCL; } else if ((issued & CEPH_CAP_AUTH_SHARED) == 0 || @@ -2587,7 +2617,7 @@ retry: if (ia_valid & ATTR_MODE) { doutc(cl, "%p %llx.%llx mode 0%o -> 0%o\n", inode, ceph_vinop(inode), inode->i_mode, attr->ia_mode); - if (issued & CEPH_CAP_AUTH_EXCL) { + if (!do_sync && (issued & CEPH_CAP_AUTH_EXCL)) { inode->i_mode = attr->ia_mode; dirtied |= CEPH_CAP_AUTH_EXCL; } else if ((issued & CEPH_CAP_AUTH_SHARED) == 0 || @@ -2606,11 +2636,11 @@ retry: inode, ceph_vinop(inode), atime.tv_sec, atime.tv_nsec, attr->ia_atime.tv_sec, attr->ia_atime.tv_nsec); - if (issued & CEPH_CAP_FILE_EXCL) { + if (!do_sync && (issued & CEPH_CAP_FILE_EXCL)) { ci->i_time_warp_seq++; inode_set_atime_to_ts(inode, attr->ia_atime); dirtied |= CEPH_CAP_FILE_EXCL; - } else if ((issued & CEPH_CAP_FILE_WR) && + } else if (!do_sync && (issued & CEPH_CAP_FILE_WR) && timespec64_compare(&atime, &attr->ia_atime) < 0) { inode_set_atime_to_ts(inode, attr->ia_atime); @@ -2646,7 +2676,7 @@ retry: CEPH_FSCRYPT_BLOCK_SIZE)); req->r_fscrypt_file = attr->ia_size; fill_fscrypt = true; - } else if ((issued & CEPH_CAP_FILE_EXCL) && attr->ia_size >= isize) { + } else if (!do_sync && (issued & CEPH_CAP_FILE_EXCL) && attr->ia_size >= isize) { if (attr->ia_size > isize) { i_size_write(inode, attr->ia_size); inode->i_blocks = calc_inode_blocks(attr->ia_size); @@ -2683,11 +2713,11 @@ retry: inode, ceph_vinop(inode), mtime.tv_sec, mtime.tv_nsec, attr->ia_mtime.tv_sec, attr->ia_mtime.tv_nsec); - if (issued & CEPH_CAP_FILE_EXCL) { + if (!do_sync && (issued & CEPH_CAP_FILE_EXCL)) { ci->i_time_warp_seq++; inode_set_mtime_to_ts(inode, attr->ia_mtime); dirtied |= CEPH_CAP_FILE_EXCL; - } else if ((issued & CEPH_CAP_FILE_WR) && + } else if (!do_sync && (issued & CEPH_CAP_FILE_WR) && timespec64_compare(&mtime, &attr->ia_mtime) < 0) { inode_set_mtime_to_ts(inode, attr->ia_mtime); dirtied |= CEPH_CAP_FILE_WR; |