[DLM] variable allocation

Add a new flag, DLM_LSFL_FS, to be used when a file system creates a lockspace.
This flag causes the dlm to use GFP_NOFS for allocations instead of GFP_KERNEL.
(This updated version of the patch uses gfp_t for ls_allocation.)

Signed-Off-By: Patrick Caulfield <pcaulfie@redhat.com>
Signed-Off-By: David Teigland <teigland@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/dlm.h b/include/linux/dlm.h
index 5227a9594f9d..be9d278761e0 100644
--- a/include/linux/dlm.h
+++ b/include/linux/dlm.h
@@ -206,6 +206,7 @@ struct dlm_lksb {
 
 #define DLM_LSFL_NODIR          0x00000001
 #define DLM_LSFL_TIMEWARN       0x00000002
+#define DLM_LSFL_FS             0x00000004
 
 #ifdef __KERNEL__