---

yaml --- r: 370772 b: refs/heads/master c: 517b731 h: refs/heads/master v: v3
git-mirror · Apr 18, 2013 · 21a4e7b · 21a4e7b
1 parent d1ee486
commit 21a4e7b
Show file tree

Hide file tree

Showing 4 changed files with 5 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a6a058e52a0ce62de84496c9d4b133f2afc61f27
+refs/heads/master: 517b7314770c9247ed77bc0591dbeb362603a371
diff --git a/trunk/Documentation/powerpc/ptrace.txt b/trunk/Documentation/powerpc/ptrace.txt
@@ -40,6 +40,7 @@ features will have bits indicating whether there is support for:
 #define PPC_DEBUG_FEATURE_INSN_BP_MASK		0x2
 #define PPC_DEBUG_FEATURE_DATA_BP_RANGE		0x4
 #define PPC_DEBUG_FEATURE_DATA_BP_MASK		0x8
+#define PPC_DEBUG_FEATURE_DATA_BP_DAWR		0x10
 
 2. PTRACE_SETHWDEBUG
 

diff --git a/trunk/arch/powerpc/include/uapi/asm/ptrace.h b/trunk/arch/powerpc/include/uapi/asm/ptrace.h
@@ -211,6 +211,7 @@ struct ppc_debug_info {
 #define PPC_DEBUG_FEATURE_INSN_BP_MASK		0x0000000000000002
 #define PPC_DEBUG_FEATURE_DATA_BP_RANGE		0x0000000000000004
 #define PPC_DEBUG_FEATURE_DATA_BP_MASK		0x0000000000000008
+#define PPC_DEBUG_FEATURE_DATA_BP_DAWR		0x0000000000000010
 
 #ifndef __ASSEMBLY__
 

diff --git a/trunk/arch/powerpc/kernel/ptrace.c b/trunk/arch/powerpc/kernel/ptrace.c
@@ -1644,6 +1644,8 @@ long arch_ptrace(struct task_struct *child, long request,
 		dbginfo.sizeof_condition = 0;
 #ifdef CONFIG_HAVE_HW_BREAKPOINT
 		dbginfo.features = PPC_DEBUG_FEATURE_DATA_BP_RANGE;
+		if (cpu_has_feature(CPU_FTR_DAWR))
+			dbginfo.features |= PPC_DEBUG_FEATURE_DATA_BP_DAWR;
 #else
 		dbginfo.features = 0;
 #endif /* CONFIG_HAVE_HW_BREAKPOINT */