[SPARC64]: Add initial code to twiddle %gl on trap entry/exit.
Instead of setting/clearing PSTATE_AG we have to change
the %gl register value on sun4v.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/asm-sparc64/cpudata.h b/include/asm-sparc64/cpudata.h
index 4f28a85..8666440 100644
--- a/include/asm-sparc64/cpudata.h
+++ b/include/asm-sparc64/cpudata.h
@@ -73,6 +73,11 @@
extern struct cpuid_patch_entry __cpuid_patch, __cpuid_patch_end;
#endif
+struct gl_1insn_patch_entry {
+ unsigned int addr;
+ unsigned int insn;
+};
+extern struct gl_1insn_patch_entry __gl_1insn_patch, __gl_1insn_patch_end;
#endif /* !(__ASSEMBLY__) */
#define TRAP_PER_CPU_THREAD 0x00