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author | Thomas Gleixner <tglx@linutronix.de> | 2015-05-19 16:12:32 +0200 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2015-05-19 16:12:32 +0200 |
commit | c3b5d3cea508d2c8ff493ef18c45a9cc58fb7015 (patch) | |
tree | a80672ee82fcc3d9c8d486e53731eb19cd968eb0 /arch/nios2/kernel/traps.c | |
parent | time: Allow gcc to fold constants when possible (diff) | |
parent | Linux 4.1-rc4 (diff) | |
download | linux-dev-c3b5d3cea508d2c8ff493ef18c45a9cc58fb7015.tar.xz linux-dev-c3b5d3cea508d2c8ff493ef18c45a9cc58fb7015.zip |
Merge branch 'linus' into timers/core
Make sure the upstream fixes are applied before adding further
modifications.
Diffstat (limited to 'arch/nios2/kernel/traps.c')
-rw-r--r-- | arch/nios2/kernel/traps.c | 34 |
1 files changed, 27 insertions, 7 deletions
diff --git a/arch/nios2/kernel/traps.c b/arch/nios2/kernel/traps.c index b7b97641a9a6..81f7da7b1d55 100644 --- a/arch/nios2/kernel/traps.c +++ b/arch/nios2/kernel/traps.c @@ -23,6 +23,17 @@ static DEFINE_SPINLOCK(die_lock); +static void _send_sig(int signo, int code, unsigned long addr) +{ + siginfo_t info; + + info.si_signo = signo; + info.si_errno = 0; + info.si_code = code; + info.si_addr = (void __user *) addr; + force_sig_info(signo, &info, current); +} + void die(const char *str, struct pt_regs *regs, long err) { console_verbose(); @@ -39,16 +50,10 @@ void die(const char *str, struct pt_regs *regs, long err) void _exception(int signo, struct pt_regs *regs, int code, unsigned long addr) { - siginfo_t info; - if (!user_mode(regs)) die("Exception in kernel mode", regs, signo); - info.si_signo = signo; - info.si_errno = 0; - info.si_code = code; - info.si_addr = (void __user *) addr; - force_sig_info(signo, &info, current); + _send_sig(signo, code, addr); } /* @@ -183,3 +188,18 @@ asmlinkage void unhandled_exception(struct pt_regs *regs, int cause) pr_emerg("opcode: 0x%08lx\n", *(unsigned long *)(regs->ea)); } + +asmlinkage void handle_trap_1_c(struct pt_regs *fp) +{ + _send_sig(SIGUSR1, 0, fp->ea); +} + +asmlinkage void handle_trap_2_c(struct pt_regs *fp) +{ + _send_sig(SIGUSR2, 0, fp->ea); +} + +asmlinkage void handle_trap_3_c(struct pt_regs *fp) +{ + _send_sig(SIGILL, ILL_ILLTRP, fp->ea); +} |