sparc64: fix FP corruption in user copy functions

[sagit-ice-cold/kernel_xiaomi_msm8998.git] / arch / sparc / lib / U3copy_from_user.S

diff --git a/arch/sparc/lib/U3copy_from_user.S b/arch/sparc/lib/U3copy_from_user.S
index b1acd13..88ad73d 100644 (file)
--- a/arch/sparc/lib/U3copy_from_user.S
+++ b/arch/sparc/lib/U3copy_from_user.S
@@ -11,6 +11,14 @@
        .text;                  \
        .align 4;
 
+#define EX_LD_FP(x)            \
+98:    x;                      \
+       .section __ex_table,"a";\
+       .align 4;               \
+       .word 98b, __retl_one_fp;\
+       .text;                  \
+       .align 4;
+
 #define FUNC_NAME              U3copy_from_user
 #define LOAD(type,addr,dest)   type##a [addr] %asi, dest
 #define EX_RETVAL(x)           0