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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2016-02-24 16:27:46 +0300 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-03-02 15:44:27 +0300 |
| commit | 5d7eccecf8621e3cf5adcec9cf80aa444b4610d4 (patch) | |
| tree | 2877577833d43948398da7b0b79b34720aba9d37 /arch/s390/kernel/traps.c | |
| parent | ee8479bb97dc790904e9afad503ae833e28ed8d3 (diff) | |
| download | linux-5d7eccecf8621e3cf5adcec9cf80aa444b4610d4.tar.xz | |
s390/fault: merge report_user_fault implementations
We have two close to identical report_user_fault functions.
Add a parameter to one and get rid of the other one in order
to reduce code duplication.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/traps.c')
| -rw-r--r-- | arch/s390/kernel/traps.c | 21 |
1 files changed, 2 insertions, 19 deletions
diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index 017eb03daee2..dd97a3e8a34a 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -22,8 +22,6 @@ #include <asm/fpu/api.h> #include "entry.h" -int show_unhandled_signals = 1; - static inline void __user *get_trap_ip(struct pt_regs *regs) { unsigned long address; @@ -35,21 +33,6 @@ static inline void __user *get_trap_ip(struct pt_regs *regs) return (void __user *) (address - (regs->int_code >> 16)); } -static inline void report_user_fault(struct pt_regs *regs, int signr) -{ - if ((task_pid_nr(current) > 1) && !show_unhandled_signals) - return; - if (!unhandled_signal(current, signr)) - return; - if (!printk_ratelimit()) - return; - printk("User process fault: interruption code %04x ilc:%d ", - regs->int_code & 0xffff, regs->int_code >> 17); - print_vma_addr("in ", regs->psw.addr); - printk("\n"); - show_regs(regs); -} - int is_valid_bugaddr(unsigned long addr) { return 1; @@ -65,7 +48,7 @@ void do_report_trap(struct pt_regs *regs, int si_signo, int si_code, char *str) info.si_code = si_code; info.si_addr = get_trap_ip(regs); force_sig_info(si_signo, &info, current); - report_user_fault(regs, si_signo); + report_user_fault(regs, si_signo, 0); } else { const struct exception_table_entry *fixup; fixup = search_exception_tables(regs->psw.addr); @@ -111,7 +94,7 @@ NOKPROBE_SYMBOL(do_per_trap); void default_trap_handler(struct pt_regs *regs) { if (user_mode(regs)) { - report_user_fault(regs, SIGSEGV); + report_user_fault(regs, SIGSEGV, 0); do_exit(SIGSEGV); } else die(regs, "Unknown program exception"); |