[MIPS] signal: Move sigframe definition for native O32/N64 into signal.c

[pandora-kernel.git] / arch / mips / kernel / signal.c

diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index a5adab1..e7b0492 100644 (file)
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -36,8 +36,20 @@
 
 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
 
+/*
+ * Horribly complicated - with the bloody RM9000 workarounds enabled
+ * the signal trampolines is moving to the end of the structure so we can
+ * increase the alignment without breaking software compatibility.
+ */
 #if ICACHE_REFILLS_WORKAROUND_WAR == 0
 
+struct sigframe {
+       u32 sf_ass[4];          /* argument save space for o32 */
+       u32 sf_code[2];         /* signal trampoline */
+       struct sigcontext sf_sc;
+       sigset_t sf_mask;
+};
+
 struct rt_sigframe {
        u32 rs_ass[4];          /* argument save space for o32 */
        u32 rs_code[2];         /* signal trampoline */
@@ -47,6 +59,14 @@ struct rt_sigframe {
 
 #else
 
+struct sigframe {
+       u32 sf_ass[4];                  /* argument save space for o32 */
+       u32 sf_pad[2];
+       struct sigcontext sf_sc;        /* hw context */
+       sigset_t sf_mask;
+       u32 sf_code[8] ____cacheline_aligned;   /* signal trampoline */
+};
+
 struct rt_sigframe {
        u32 rs_ass[4];                  /* argument save space for o32 */
        u32 rs_pad[2];
@@ -201,9 +221,7 @@ int install_sigtramp(unsigned int __user *tramp, unsigned int syscall)
  */
 
 #ifdef CONFIG_TRAD_SIGNALS
-save_static_function(sys_sigsuspend);
-__attribute_used__ noinline static int
-_sys_sigsuspend(nabi_no_regargs struct pt_regs regs)
+asmlinkage int sys_sigsuspend(nabi_no_regargs struct pt_regs regs)
 {
        sigset_t newset;
        sigset_t __user *uset;
@@ -226,9 +244,7 @@ _sys_sigsuspend(nabi_no_regargs struct pt_regs regs)
 }
 #endif
 
-save_static_function(sys_rt_sigsuspend);
-__attribute_used__ noinline static int
-_sys_rt_sigsuspend(nabi_no_regargs struct pt_regs regs)
+asmlinkage int sys_rt_sigsuspend(nabi_no_regargs struct pt_regs regs)
 {
        sigset_t newset;
        sigset_t __user *unewset;
@@ -307,9 +323,7 @@ asmlinkage int sys_sigaltstack(nabi_no_regargs struct pt_regs regs)
 }
 
 #ifdef CONFIG_TRAD_SIGNALS
-save_static_function(sys_sigreturn);
-__attribute_used__ noinline static void
-_sys_sigreturn(nabi_no_regargs struct pt_regs regs)
+asmlinkage void sys_sigreturn(nabi_no_regargs struct pt_regs regs)
 {
        struct sigframe __user *frame;
        sigset_t blocked;
@@ -344,9 +358,7 @@ badframe:
 }
 #endif /* CONFIG_TRAD_SIGNALS */
 
-save_static_function(sys_rt_sigreturn);
-__attribute_used__ noinline static void
-_sys_rt_sigreturn(nabi_no_regargs struct pt_regs regs)
+asmlinkage void sys_rt_sigreturn(nabi_no_regargs struct pt_regs regs)
 {
        struct rt_sigframe __user *frame;
        sigset_t set;
@@ -491,7 +503,7 @@ give_sigsegv:
        return -EFAULT;
 }
 
-static inline int handle_signal(unsigned long sig, siginfo_t *info,
+static int handle_signal(unsigned long sig, siginfo_t *info,
        struct k_sigaction *ka, sigset_t *oldset, struct pt_regs *regs)
 {
        int ret;