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| author | Jiri Kosina <jkosina@suse.cz> | 2012-02-06 19:11:09 +0400 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2012-02-06 19:12:16 +0400 |
| commit | d4730ace0c7dbb64513e35b6fc5fd7e7f381e490 (patch) | |
| tree | 18890c096cdd869a593c56de3257faa40af8e050 /arch/sparc/include/asm/ptrace.h | |
| parent | c1c454b8691cc95aa83f19273ed7845914c70e83 (diff) | |
| parent | 23783f817bceedd6d4e549385e3f400ea64059e5 (diff) | |
| download | linux-d4730ace0c7dbb64513e35b6fc5fd7e7f381e490.tar.xz | |
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.h | 10 |
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 |