[PATCH] powerpc64/linux: Fix 64-bit process detection on embedded

[James Yang]

* syscall.c: Fix 64-bit process detection on embedded powerpc

Signed-off-by: James Yang <james.yang at freescale.com>
---
 syscall.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/syscall.c b/syscall.c
index 3477dcd..8d47e7e 100644
--- a/syscall.c
+++ b/syscall.c
@@ -1222,8 +1222,9 @@ get_scno(struct tcb *tcp)
 	int currpers;
 
 	/* Check for 64/32 bit mode. */
-	/* SF is bit 0 of MSR */
-	if ((ppc_regs.msr >> 63) & 1)
+	/* SF is bit 0 of MSR (a 64-bit register in Server) */
+	/* CM is bit 0 of MSR (a 32-bit register in Embedded) */
+	if (((ppc_regs.msr >> 63) & 1) || ((ppc_regs.msr >> 31) & 1))
 		currpers = 0;
 	else
 		currpers = 1;
-- 
1.7.2.5