patch-2.4.20 linux-2.4.20/include/asm-parisc/ptrace.h

• Lines: 35
• Date: Thu Nov 28 15:53:15 2002
• Orig file: linux-2.4.19/include/asm-parisc/ptrace.h
• Orig date: Tue Dec 5 12:29:39 2000

diff -urN linux-2.4.19/include/asm-parisc/ptrace.h linux-2.4.20/include/asm-parisc/ptrace.h
@@ -8,7 +8,12 @@
 #include <linux/types.h>
 
 /* This struct defines the way the registers are stored on the 
-   stack during a system call. */
+ * stack during a system call.
+ *
+ * N.B. gdb/strace care about the size and offsets within this
+ * structure. If you change things, you may break object compatibility
+ * for those applications.
+ */
 
 struct pt_regs {
 	unsigned long gr[32];	/* PSW is in gr[0] */
@@ -16,11 +21,8 @@
 	unsigned long sr[ 8];
 	unsigned long iasq[2];
 	unsigned long iaoq[2];
-	unsigned long cr24;
-	unsigned long cr25;
-	unsigned long cr26;
 	unsigned long cr27;
-	unsigned long cr30;
+	unsigned long pad0;     /* available for other uses */
 	unsigned long orig_r28;
 	unsigned long ksp;
 	unsigned long kpc;
@@ -29,7 +31,6 @@
 	unsigned long isr;	/* CR20 */
 	unsigned long ior;	/* CR21 */
 	unsigned long ipsw;	/* CR22 */
-	unsigned long cr_pid[4]; /* CR8,9,12,13 */
 };
 
 #define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS))