Fix bulk RPC checksum code and page poisoning for debugging bug 2254.

b=1703,b=2254

diff --git a/lustre/obdfilter/filter_io.c b/lustre/obdfilter/filter_io.c
index 2b3dd1d..1ce8825 100644 (file)
--- a/lustre/obdfilter/filter_io.c
+++ b/lustre/obdfilter/filter_io.c
@@ -241,6 +241,7 @@ static int filter_start_page_write(struct inode *inode,
                 CERROR("no memory for a temp page\n");
                 RETURN(lnb->rc = -ENOMEM);
         }
+        POISON_PAGE(page, 0xf1);
         page->index = lnb->offset >> PAGE_SHIFT;
         lnb->page = page;