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| author | Helge Deller <deller@gmx.de> | 2016-10-11 20:49:42 +0200 |
|---|---|---|
| committer | Helge Deller <deller@gmx.de> | 2016-10-11 20:52:47 +0200 |
| commit | 0a862485f42af7df530b0b5f0e5ba8ffbb3a4a12 (patch) | |
| tree | 15623a89fecbbfbedcc6854ee148ee8ff2efe171 /arch/parisc/mm | |
| parent | e3b6a02816ebbda3acfde2f079446ba92c97e70b (diff) | |
| download | linux-0-day-0a862485f42af7df530b0b5f0e5ba8ffbb3a4a12.tar.gz linux-0-day-0a862485f42af7df530b0b5f0e5ba8ffbb3a4a12.tar.xz | |
parisc: Show trap name in kernel crash
Show the real trap name when the kernel crashes.
Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc/mm')
| -rw-r--r-- | arch/parisc/mm/fault.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c index d64f1c854fdf1..8ff9253930af7 100644 --- a/arch/parisc/mm/fault.c +++ b/arch/parisc/mm/fault.c @@ -204,6 +204,16 @@ static const char * const trap_description[] = { [28] "Unaligned data reference trap", }; +const char *trap_name(unsigned long code) +{ + const char *t = NULL; + + if (code < ARRAY_SIZE(trap_description)) + t = trap_description[code]; + + return t ? t : "Unknown trap"; +} + /* * Print out info about fatal segfaults, if the show_unhandled_signals * sysctl is set: @@ -213,8 +223,6 @@ show_signal_msg(struct pt_regs *regs, unsigned long code, unsigned long address, struct task_struct *tsk, struct vm_area_struct *vma) { - const char *trap_name = NULL; - if (!unhandled_signal(tsk, SIGSEGV)) return; @@ -226,10 +234,7 @@ show_signal_msg(struct pt_regs *regs, unsigned long code, tsk->comm, code, address); print_vma_addr(KERN_CONT " in ", regs->iaoq[0]); - if (code < ARRAY_SIZE(trap_description)) - trap_name = trap_description[code]; - pr_warn(KERN_CONT " trap #%lu: %s%c", code, - trap_name ? trap_name : "unknown", + pr_cont(" trap #%lu: %s%c", code, trap_name(code), vma ? ',':'\n'); if (vma) |