[Cluster-devel] cluster/gfs-kernel/src/gfs rgrp.c

[wcheng]

CVSROOT:        /cvs/cluster
Module name:    cluster
Branch:         RHEL5
Changes by:     [EMAIL PROTECTED]       2008-01-02 18:45:07

Modified files:
        gfs-kernel/src/gfs: rgrp.c 

Log message:
        Bugzilla 227892:
        
        * Warn people about the RG corruption and request a gfs_fsck
        * Upon error detection, perform a minimum error data collection

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/cluster/gfs-kernel/src/gfs/rgrp.c.diff?cvsroot=cluster&only_with_tag=RHEL5&r1=1.19.2.1&r2=1.19.2.2

--- cluster/gfs-kernel/src/gfs/rgrp.c   2007/06/19 14:47:07     1.19.2.1
+++ cluster/gfs-kernel/src/gfs/rgrp.c   2008/01/02 18:45:07     1.19.2.2
@@ -1455,8 +1455,13 @@
                goal = 0;
        }
 
-       if (gfs_assert_withdraw(rgd->rd_sbd, x <= length))
-               blk = 0;
+       if (unlikely(x > length)) {
+               printk("GFS error: possible RG corruption\n");
+               printk("    please run gfs_fsck after withdraw\n");
+               dump_stack();
+               if (gfs_assert_withdraw(rgd->rd_sbd, x <= length))
+                       blk = 0;
+       } 
 
        /* Attach bitmap buffer to trans, modify bits to do block alloc */
        gfs_trans_add_bh(rgd->rd_gl, rgd->rd_bh[buf]);