[djwong-xfs:hch-wtf 75/253] fs/xfs/scrub/bmap.c:320:10: error: call to undeclared function 'xchk_rtgroup_init_existing'; ISO C99 and later do not support implicit function declarations

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git hch-wtf
head:   69e65efda7ca3f0b4a7fbf15a350611261769077
commit: dfce4a26676fa28f5f442069a95aba44fe9c1268 [75/253] xfs: move RT bitmap and summary information to the rtgroup
config: x86_64-buildonly-randconfig-006-20240817 (https://download.01.org/0day-ci/archive/20240817/202408170502.gnkAwijG-lkp@intel.com/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240817/202408170502.gnkAwijG-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408170502.gnkAwijG-lkp@intel.com/

All errors (new ones prefixed by >>):

>> fs/xfs/scrub/bmap.c:320:10: error: call to undeclared function 'xchk_rtgroup_init_existing'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     320 |         error = xchk_rtgroup_init_existing(info->sc,
         |                 ^
   fs/xfs/scrub/bmap.c:320:10: note: did you mean 'xchk_ag_init_existing'?
   fs/xfs/scrub/common.h:113:1: note: 'xchk_ag_init_existing' declared here
     113 | xchk_ag_init_existing(
         | ^
   1 error generated.


vim +/xchk_rtgroup_init_existing +320 fs/xfs/scrub/bmap.c

   310	
   311	/* Cross-reference a single rtdev extent record. */
   312	STATIC void
   313	xchk_bmap_rt_iextent_xref(
   314		struct xfs_inode	*ip,
   315		struct xchk_bmap_info	*info,
   316		struct xfs_bmbt_irec	*irec)
   317	{
   318		int			error;
   319	
 > 320		error = xchk_rtgroup_init_existing(info->sc,
   321				xfs_rtb_to_rgno(ip->i_mount, irec->br_startblock),
   322				&info->sc->sr);
   323		if (!xchk_fblock_process_error(info->sc, info->whichfork,
   324				irec->br_startoff, &error))
   325			return;
   326	
   327		xchk_rtgroup_lock(&info->sc->sr, XCHK_RTGLOCK_ALL);
   328		xchk_xref_is_used_rt_space(info->sc, irec->br_startblock,
   329				irec->br_blockcount);
   330	
   331		xchk_rtgroup_free(info->sc, &info->sc->sr);
   332	}
   333	

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