[PATCH V0 1/1] bootconfig: Increase max size of bootconfig from 32 KB to 256 KB for DCC support

From: Souradeep Chowdhury
Date: Mon Jan 09 2023 - 09:31:57 EST


Increasing the memory size of bootconfig to be able to handle a max number of
8192 nodes to be fitted in memory size of 256KB.

Signed-off-by: Souradeep Chowdhury <quic_schowdhu@xxxxxxxxxxx>
---
include/linux/bootconfig.h | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/bootconfig.h b/include/linux/bootconfig.h
index 1611f9d..64d233b 100644
--- a/include/linux/bootconfig.h
+++ b/include/linux/bootconfig.h
@@ -55,11 +55,11 @@ struct xbc_node {
} __attribute__ ((__packed__));

#define XBC_KEY 0
-#define XBC_VALUE (1 << 15)
-/* Maximum size of boot config is 32KB - 1 */
+#define XBC_VALUE (1 << 18)
+/* Maximum size of boot config is 256KB - 1 */
#define XBC_DATA_MAX (XBC_VALUE - 1)

-#define XBC_NODE_MAX 1024
+#define XBC_NODE_MAX 8192
#define XBC_KEYLEN_MAX 256
#define XBC_DEPTH_MAX 16

--
2.7.4