[sashal-linux-stable:tmp 9/44] fs/fuse/virtio_fs.c:1230:4: error: implicit declaration of function 'fuse_mount_put'; did you mean

[sashal-linux-stable:tmp 9/44] fs/fuse/virtio_fs.c:1230:4: error: implicit declaration of function 'fuse_mount_put'; did you mean

[kernel test robot]

[-- Attachment #1: Type: text/plain, Size: 4562 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git tmp
head:   13665f1f8b5d501b40b1bc8448b0a032c7f04cc2
commit: 61ee9fde51c156f6af5609f475f16748a07b69ed [9/44] virtiofs fix leak in setup
config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git/commit/?id=61ee9fde51c156f6af5609f475f16748a07b69ed
        git remote add sashal-linux-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git
        git fetch --no-tags sashal-linux-stable tmp
        git checkout 61ee9fde51c156f6af5609f475f16748a07b69ed
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   fs/fuse/virtio_fs.c:723:1: warning: 'static' is not at beginning of declaration [-Wold-style-declaration]
     723 | const static struct virtio_device_id id_table[] = {
         | ^~~~~
   fs/fuse/virtio_fs.c:728:1: warning: 'static' is not at beginning of declaration [-Wold-style-declaration]
     728 | const static unsigned int feature_table[] = {};
         | ^~~~~
   fs/fuse/virtio_fs.c:1065:1: warning: 'static' is not at beginning of declaration [-Wold-style-declaration]
    1065 | const static struct fuse_iqueue_ops virtio_fs_fiq_ops = {
         | ^~~~~
   fs/fuse/virtio_fs.c: In function 'virtio_fs_get_tree':
>> fs/fuse/virtio_fs.c:1230:4: error: implicit declaration of function 'fuse_mount_put'; did you mean 'fuse_conn_put'? [-Werror=implicit-function-declaration]
    1230 |    fuse_mount_put(fm);
         |    ^~~~~~~~~~~~~~
         |    fuse_conn_put
>> fs/fuse/virtio_fs.c:1230:19: error: 'fm' undeclared (first use in this function); did you mean 'fc'?
    1230 |    fuse_mount_put(fm);
         |                   ^~
         |                   fc
   fs/fuse/virtio_fs.c:1230:19: note: each undeclared identifier is reported only once for each function it appears in
   cc1: some warnings being treated as errors

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for FRAME_POINTER
   Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS
   Selected by
   - FAULT_INJECTION_STACKTRACE_FILTER && FAULT_INJECTION_DEBUG_FS && STACKTRACE_SUPPORT && !X86_64 && !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86


vim +1230 fs/fuse/virtio_fs.c

  1190	
  1191	static int virtio_fs_get_tree(struct fs_context *fsc)
  1192	{
  1193		struct virtio_fs *fs;
  1194		struct super_block *sb;
  1195		struct fuse_conn *fc;
  1196		int err;
  1197	
  1198		/* This gets a reference on virtio_fs object. This ptr gets installed
  1199		 * in fc->iq->priv. Once fuse_conn is going away, it calls ->put()
  1200		 * to drop the reference to this object.
  1201		 */
  1202		fs = virtio_fs_find_instance(fsc->source);
  1203		if (!fs) {
  1204			pr_info("virtio-fs: tag <%s> not found\n", fsc->source);
  1205			return -EINVAL;
  1206		}
  1207	
  1208		fc = kzalloc(sizeof(struct fuse_conn), GFP_KERNEL);
  1209		if (!fc) {
  1210			mutex_lock(&virtio_fs_mutex);
  1211			virtio_fs_put(fs);
  1212			mutex_unlock(&virtio_fs_mutex);
  1213			return -ENOMEM;
  1214		}
  1215	
  1216		fuse_conn_init(fc, get_user_ns(current_user_ns()), &virtio_fs_fiq_ops,
  1217			       fs);
  1218		fc->release = fuse_free_conn;
  1219		fc->delete_stale = true;
  1220	
  1221		fsc->s_fs_info = fc;
  1222		sb = sget_fc(fsc, virtio_fs_test_super, virtio_fs_set_super);
  1223		fuse_conn_put(fc);
  1224		if (IS_ERR(sb))
  1225			return PTR_ERR(sb);
  1226	
  1227		if (!sb->s_root) {
  1228			err = virtio_fs_fill_super(sb);
  1229			if (err) {
> 1230				fuse_mount_put(fm);
  1231				sb->s_fs_info = NULL;
  1232				deactivate_locked_super(sb);
  1233				return err;
  1234			}
  1235	
  1236			sb->s_flags |= SB_ACTIVE;
  1237		}
  1238	
  1239		WARN_ON(fsc->root);
  1240		fsc->root = dget(sb->s_root);
  1241		return 0;
  1242	}
  1243	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 55682 bytes --]