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authorJiri Kosina <jkosina@suse.cz>2012-02-06 16:11:09 +0100
committerJiri Kosina <jkosina@suse.cz>2012-02-06 16:12:16 +0100
commitd4730ace0c7dbb64513e35b6fc5fd7e7f381e490 (patch)
tree18890c096cdd869a593c56de3257faa40af8e050 /arch/sparc/include/asm/ptrace.h
parentc1c454b8691cc95aa83f19273ed7845914c70e83 (diff)
parent23783f817bceedd6d4e549385e3f400ea64059e5 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into upstream-fixes
Sync with Linus' tree. This is necessary to have a base for patch that fixes commit 35b4c01e29b ("power_supply: add "powers" links to self-powered HID devices") which went in through Anton's tree.
Diffstat (limited to 'arch/sparc/include/asm/ptrace.h')
-rw-r--r--arch/sparc/include/asm/ptrace.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/sparc/include/asm/ptrace.h b/arch/sparc/include/asm/ptrace.h
index a0e1bcf843a1..c00c3b5c2806 100644
--- a/arch/sparc/include/asm/ptrace.h
+++ b/arch/sparc/include/asm/ptrace.h
@@ -207,7 +207,15 @@ do { current_thread_info()->syscall_noerror = 1; \
#define instruction_pointer(regs) ((regs)->tpc)
#define instruction_pointer_set(regs, val) ((regs)->tpc = (val))
#define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP])
-#define regs_return_value(regs) ((regs)->u_regs[UREG_I0])
+static inline int is_syscall_success(struct pt_regs *regs)
+{
+ return !(regs->tstate & (TSTATE_XCARRY | TSTATE_ICARRY));
+}
+
+static inline long regs_return_value(struct pt_regs *regs)
+{
+ return regs->u_regs[UREG_I0];
+}
#ifdef CONFIG_SMP
extern unsigned long profile_pc(struct pt_regs *);
#else