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[added,to,the,3.12,stable,tree] sparc64: Increase size of boot string to 1024 bytes

Message ID 1414710316-25911-36-git-send-email-jslaby@suse.cz
State Not Applicable
Delegated to: David Miller
Headers show

Commit Message

Jiri Slaby Oct. 30, 2014, 11:04 p.m. UTC 
From: Dave Kleikamp <dave.kleikamp@oracle.com>

This patch has been added to the 3.12 stable tree. If you have any
objections, please let us know.
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Patch

===============

[ Upstream commit 1cef94c36bd4d79b5ae3a3df99ee0d76d6a4a6dc ]

This is the longest boot string that silo supports.

Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
Cc: Bob Picco <bob.picco@oracle.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: sparclinux@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 arch/sparc/prom/bootstr_64.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/arch/sparc/prom/bootstr_64.c b/arch/sparc/prom/bootstr_64.c
index ab9ccc63b388..7149e77714a4 100644
--- a/arch/sparc/prom/bootstr_64.c
+++ b/arch/sparc/prom/bootstr_64.c
@@ -14,7 +14,10 @@ 
  *          the .bss section or it will break things.
  */
 
-#define BARG_LEN  256
+/* We limit BARG_LEN to 1024 because this is the size of the
+ * 'barg_out' command line buffer in the SILO bootloader.
+ */
+#define BARG_LEN 1024
 struct {
 	int bootstr_len;
 	int bootstr_valid;