sparc: Allow handling signals when stack is corrupted.

[linux-2.6-block.git] / arch / sparc / include / asm / sigcontext.h

diff --git a/arch/sparc/include/asm/sigcontext.h b/arch/sparc/include/asm/sigcontext.h
index a1607d1803547cd075090f6835839e0f3236910e..69914d748130a9b151d4f4c8f17a496fe2d5d39e 100644 (file)
--- a/arch/sparc/include/asm/sigcontext.h
+++ b/arch/sparc/include/asm/sigcontext.h
@@ -45,6 +45,19 @@ typedef struct {
        int                     si_mask;
 } __siginfo32_t;
 
+#define __SIGC_MAXWIN  7
+
+typedef struct {
+       unsigned long locals[8];
+       unsigned long ins[8];
+} __siginfo_reg_window;
+
+typedef struct {
+       int                     wsaved;
+       __siginfo_reg_window    reg_window[__SIGC_MAXWIN];
+       unsigned long           rwbuf_stkptrs[__SIGC_MAXWIN];
+} __siginfo_rwin_t;
+
 #ifdef CONFIG_SPARC64
 typedef struct {
        unsigned   int si_float_regs [64];
@@ -73,6 +86,7 @@ struct sigcontext {
                unsigned long   ss_size;
        }                       sigc_stack;
        unsigned long           sigc_mask;
+       __siginfo_rwin_t *      sigc_rwin_save;
 };
 
 #else