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| author | Brian Foster <bfoster@redhat.com> | 2012-11-07 12:21:13 -0500 |
|---|---|---|
| committer | Ben Myers <bpm@sgi.com> | 2012-11-08 15:29:14 -0600 |
| commit | 3e3f9f5863548e870edfcc72e7617ac8ddcad44a (patch) | |
| tree | ab1952acea4c3cad7048d6c168987ba7b7e73552 /fs/xfs/xfs_icache.c | |
| parent | 8ca149de80478441352a8622ea15fae7de703ced (diff) | |
| download | linux-3e3f9f5863548e870edfcc72e7617ac8ddcad44a.tar.gz linux-3e3f9f5863548e870edfcc72e7617ac8ddcad44a.tar.bz2 linux-3e3f9f5863548e870edfcc72e7617ac8ddcad44a.zip | |
xfs: add inode id filtering to eofblocks scan
Support inode ID filtering in the eofblocks scan. The caller must
set the associated XFS_EOF_FLAGS_*ID bit and ID field.
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>
Diffstat (limited to 'fs/xfs/xfs_icache.c')
| -rw-r--r-- | fs/xfs/xfs_icache.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c index fbb74c715266..b239da91c43b 100644 --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -1171,6 +1171,21 @@ xfs_reclaim_inodes_count( } STATIC int +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; + + return 0; +} + +STATIC int xfs_inode_free_eofblocks( struct xfs_inode *ip, struct xfs_perag *pag, @@ -1178,6 +1193,7 @@ xfs_inode_free_eofblocks( void *args) { int ret; + struct xfs_eofblocks *eofb = args; if (!xfs_can_free_eofblocks(ip, false)) { /* inode could be preallocated or append-only */ @@ -1194,6 +1210,12 @@ 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)) + return 0; + ret = xfs_free_eofblocks(ip->i_mount, ip, true); /* don't revisit the inode if we're not waiting */ |