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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: Brian Foster <bfoster@redhat.com>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Brian Foster 2012-11-06 09:50:45 -05:00 committed by Ben Myers
parent 3e3f9f5863
commit 1b5560488d
1 changed files with 13 additions and 11 deletions
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24
fs/xfs/xfs_icache.c
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@ -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;
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);