Branch b1_8_gate

b=12755,16494,16404
i=bzzz
i=adilger

several fixes in the sd_iostat patch:
- remove the limit of 256 scsi disks
- unloading/reloading the scsi low level driver triggers a kernel
  bug when trying to access the sd iostat file.
- REQ_BLOCK_PC requests are not handled properly causing memory corruption.

diff --git a/lustre/ChangeLog b/lustre/ChangeLog
index 58a5109..2180387 100644 (file)
--- a/lustre/ChangeLog
+++ b/lustre/ChangeLog
@@ -367,6 +367,26 @@ Description: assertion failure in ldlm_handle2lock()
 Details    : fix a race between class_handle_unhash() and class_handle2object()
             introduced in lustre 1.6.5 by bug 13622.
 
+Severity   : minor
+Frequency  : rare
+Bugzilla   : 12755
+Description: Kernel BUG: sd_iostats_bump: unexpected disk index
+Details    : remove the limit of 256 scsi disks in the sd_iostat patch
+
+Severity   : minor
+Frequency  : rare
+Bugzilla   : 16494
+Description: oops in sd_iostats_seq_show()
+Details    : unloading/reloading the scsi low level driver triggers a kernel
+            bug when trying to access the sd iostat file.
+
+Severity   : major
+Frequency  : rare
+Bugzilla   : 16404
+Description: Kernel panics during QLogic driver reload
+Details    : REQ_BLOCK_PC requests are not handled properly in the sd iostat
+            patch, causing memory corruption.
+
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