[XFS] clean up xfs_start_flags

[sfrench/cifs-2.6.git] / fs / xfs / xfs_vfsops.c

diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c
index 11f5ea29a0388e62abc4a69507171db69214183c..47c890778bb6d1ddb52e243068b7ff248b72390c 100644 (file)
--- a/fs/xfs/xfs_vfsops.c
+++ b/fs/xfs/xfs_vfsops.c
@@ -238,11 +238,9 @@ xfs_start_flags(
        mp->m_logbufs = ap->logbufs;
        if (ap->logbufsize != -1 &&
            ap->logbufsize !=  0 &&
-           ap->logbufsize != 16 * 1024 &&
-           ap->logbufsize != 32 * 1024 &&
-           ap->logbufsize != 64 * 1024 &&
-           ap->logbufsize != 128 * 1024 &&
-           ap->logbufsize != 256 * 1024) {
+           (ap->logbufsize < XLOG_MIN_RECORD_BSIZE ||
+            ap->logbufsize > XLOG_MAX_RECORD_BSIZE ||
+            !is_power_of_2(ap->logbufsize))) {
                cmn_err(CE_WARN,
        "XFS: invalid logbufsize: %d [not 16k,32k,64k,128k or 256k]",
                        ap->logbufsize);