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| author | David Woodhouse <dwmw2@infradead.org> | 2006-12-01 10:56:43 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2006-12-01 10:56:43 +0100 |
| commit | bd3c97a7c718bfb9f1e4f31c16c383a5c6f815eb (patch) | |
| tree | 3f56594e813c6f35cbacbdb3e137ba5bfd0b3069 /arch/powerpc/kernel/traps.c | |
| parent | [MTD] bugfix: DataFlash is not bit writable (diff) | |
| parent | Linux 2.6.19 (diff) | |
| download | linux-bd3c97a7c718bfb9f1e4f31c16c383a5c6f815eb.tar.xz linux-bd3c97a7c718bfb9f1e4f31c16c383a5c6f815eb.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/powerpc/kernel/traps.c')
| -rw-r--r-- | arch/powerpc/kernel/traps.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 5ed4c2ceb5ca..c66b4771ef44 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -843,7 +843,7 @@ void __kprobes program_check_exception(struct pt_regs *regs) void alignment_exception(struct pt_regs *regs) { - int fixed = 0; + int sig, code, fixed = 0; /* we don't implement logging of alignment exceptions */ if (!(current->thread.align_ctl & PR_UNALIGN_SIGBUS)) @@ -857,14 +857,16 @@ void alignment_exception(struct pt_regs *regs) /* Operand address was bad */ if (fixed == -EFAULT) { - if (user_mode(regs)) - _exception(SIGSEGV, regs, SEGV_ACCERR, regs->dar); - else - /* Search exception table */ - bad_page_fault(regs, regs->dar, SIGSEGV); - return; + sig = SIGSEGV; + code = SEGV_ACCERR; + } else { + sig = SIGBUS; + code = BUS_ADRALN; } - _exception(SIGBUS, regs, BUS_ADRALN, regs->dar); + if (user_mode(regs)) + _exception(sig, regs, code, regs->dar); + else + bad_page_fault(regs, regs->dar, sig); } void StackOverflow(struct pt_regs *regs) |