Commit 1b556048 authored by Brian Foster's avatar Brian Foster Committed by Ben Myers
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xfs: support multiple inode id filtering in eofblocks scan 



Enhance the eofblocks scan code to filter based on multiply specified
inode id values. When multiple inode id values are specified, only
inodes that match all id values are selected.

Signed-off-by: default avatarBrian Foster <bfoster@redhat.com>
Reviewed-by: default avatarMark Tinguely <tinguely@sgi.com>
Reviewed-by: default avatarDave Chinner <dchinner@redhat.com>
Signed-off-by: default avatarBen Myers <bpm@sgi.com>
parent 3e3f9f58

fs/xfs/xfs_icache.c

+13 −11
Original line number Diff line number Diff line
@@ -1175,14 +1175,19 @@ xfs_inode_match_id( 
	struct xfs_inode	*ip,

	struct xfs_eofblocks	*eofb)

{

	if (eofb->eof_flags & XFS_EOF_FLAGS_UID)

		return ip->i_d.di_uid == eofb->eof_uid;

	else if (eofb->eof_flags & XFS_EOF_FLAGS_GID)

		return ip->i_d.di_gid == eofb->eof_gid;

	else if (eofb->eof_flags & XFS_EOF_FLAGS_PRID)

		return xfs_get_projid(ip) == eofb->eof_prid;

	if (eofb->eof_flags & XFS_EOF_FLAGS_UID &&

	    ip->i_d.di_uid != eofb->eof_uid)

		return 0;



	if (eofb->eof_flags & XFS_EOF_FLAGS_GID &&

	    ip->i_d.di_gid != eofb->eof_gid)

		return 0;



	if (eofb->eof_flags & XFS_EOF_FLAGS_PRID &&

	    xfs_get_projid(ip) != eofb->eof_prid)

		return 0;



	return 1;

}



STATIC int
@@ -1210,10 +1215,7 @@ xfs_inode_free_eofblocks( 
	    mapping_tagged(VFS_I(ip)->i_mapping, PAGECACHE_TAG_DIRTY))

		return 0;



	if (eofb &&

	    (eofb->eof_flags & (XFS_EOF_FLAGS_UID|XFS_EOF_FLAGS_GID|

			       XFS_EOF_FLAGS_PRID)) &&

	    !xfs_inode_match_id(ip, eofb))

	if (eofb && !xfs_inode_match_id(ip, eofb))

		return 0;



	ret = xfs_free_eofblocks(ip->i_mount, ip, true);

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