Update ext2 Makefile to support context analysis [1].

[1] https://docs.kernel.org/dev-tools/context-analysis.html

Signed-off-by: Timothy Day <timday@thelustrecollective.com>
---
 fs/ext2/Makefile | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/ext2/Makefile b/fs/ext2/Makefile
index 8860948ef9ca4..33db2e9dc9082 100644
--- a/fs/ext2/Makefile
+++ b/fs/ext2/Makefile
@@ -3,6 +3,8 @@
 # Makefile for the linux ext2-filesystem routines.
 #
 
+CONTEXT_ANALYSIS := y
+
 obj-$(CONFIG_EXT2_FS) += ext2.o
 
 ext2-y := balloc.o dir.o file.o ialloc.o inode.o \
-- 
2.39.5