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| author |   Sam Ravnborg <sam@ravnborg.org> | 2009-01-02 19:17:47 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2009-01-02 19:17:47 -0800 |
| commit | 55d646feee9c0ced63f4189aca4ba7c9508b75f9 (patch) | |
| tree | 7500e742fb56a47ccdb7ec770308d15c86f4f2f8 /arch/sparc/include/asm/signal_64.h | |
| parent | sparc: Kill bogus comment about IRQF_SHARED in pci_psycho.c (diff) | |
| download | linux-dev-55d646feee9c0ced63f4189aca4ba7c9508b75f9.tar.xz linux-dev-55d646feee9c0ced63f4189aca4ba7c9508b75f9.zip | |
sparc64: prepare signal_64 for unification
o add a sparc32 only definition
o fix a few style issues (white space errors etc).
o include compiler.h (for __user)
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | arch/sparc/include/asm/signal_64.h | 40 |
1 files changed, 28 insertions, 12 deletions
diff --git a/arch/sparc/include/asm/signal_64.h b/arch/sparc/include/asm/signal_64.h index ab1509a101c5..41535e77b255 100644 --- a/arch/sparc/include/asm/signal_64.h +++ b/arch/sparc/include/asm/signal_64.h @@ -1,7 +1,8 @@ -#ifndef _ASMSPARC64_SIGNAL_H -#define _ASMSPARC64_SIGNAL_H +#ifndef __SPARC_SIGNAL_H +#define __SPARC_SIGNAL_H #include <asm/sigcontext.h> +#include <linux/compiler.h> #ifdef __KERNEL__ #ifndef __ASSEMBLY__ @@ -83,8 +84,8 @@ #define __OLD_NSIG 32 #define __NEW_NSIG 64 -#define _NSIG_BPW 64 -#define _NSIG_WORDS (__NEW_NSIG / _NSIG_BPW) +#define _NSIG_BPW 64 +#define _NSIG_WORDS (__NEW_NSIG / _NSIG_BPW) #define SIGRTMIN 32 #define SIGRTMAX __NEW_NSIG @@ -156,20 +157,35 @@ struct sigstack { #define MINSIGSTKSZ 4096 #define SIGSTKSZ 16384 +#ifdef __KERNEL__ +/* + * DJHR + * SA_STATIC_ALLOC is used for the sparc32 system to indicate that this + * interrupt handler's irq structure should be statically allocated + * by the request_irq routine. + * The alternative is that arch/sparc/kernel/irq.c has carnal knowledge + * of interrupt usage and that sucks. Also without a flag like this + * it may be possible for the free_irq routine to attempt to free + * statically allocated data.. which is NOT GOOD. + * + */ +#define SA_STATIC_ALLOC 0x8000 +#endif + #include <asm-generic/signal.h> struct __new_sigaction { __sighandler_t sa_handler; unsigned long sa_flags; - __sigrestore_t sa_restorer; /* not used by Linux/SPARC yet */ + __sigrestore_t sa_restorer; /* not used by Linux/SPARC yet */ __new_sigset_t sa_mask; }; struct __old_sigaction { - __sighandler_t sa_handler; - __old_sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); /* not used by Linux/SPARC yet */ + __sighandler_t sa_handler; + __old_sigset_t sa_mask; + unsigned long sa_flags; + void (*sa_restorer)(void); /* not used by Linux/SPARC yet */ }; typedef struct sigaltstack { @@ -181,8 +197,8 @@ typedef struct sigaltstack { #ifdef __KERNEL__ struct k_sigaction { - struct __new_sigaction sa; - void __user *ka_restorer; + struct __new_sigaction sa; + void __user *ka_restorer; }; #define ptrace_signal_deliver(regs, cookie) do { } while (0) @@ -191,4 +207,4 @@ struct k_sigaction { #endif /* !(__ASSEMBLY__) */ -#endif /* !(_ASMSPARC64_SIGNAL_H) */ +#endif /* !(__SPARC_SIGNAL_H) */ |