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| author | Chris Metcalf <cmetcalf@tilera.com> | 2010-08-13 14:40:57 +0200 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2010-08-13 14:40:57 +0200 |
| commit | 1fcbe027b5d29ec9cd0eeb753c14fb366ae852ac (patch) | |
| tree | b0d80646567ac71238cf2ffb33e29ad33d758816 /arch/tile/kernel/stack.c | |
| parent | arch/tile: Fix a couple of issues with the COMPAT code for TILE-Gx. (diff) | |
| download | linux-1fcbe027b5d29ec9cd0eeb753c14fb366ae852ac.tar.xz linux-1fcbe027b5d29ec9cd0eeb753c14fb366ae852ac.zip | |
arch/tile: support backtracing on TILE-Gx
This functionality was stubbed out until recently. Now we support our
normal backtracing API on TILE-Gx as well as on TILE64/TILEPro.
This change includes a tweak to the instruction encoding caused by
adding addxli for compat mode.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Diffstat (limited to 'arch/tile/kernel/stack.c')
| -rw-r--r-- | arch/tile/kernel/stack.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/tile/kernel/stack.c b/arch/tile/kernel/stack.c index b6268d3ae869..38a68b0b4581 100644 --- a/arch/tile/kernel/stack.c +++ b/arch/tile/kernel/stack.c @@ -108,7 +108,6 @@ static bool read_memory_func(void *result, VirtualAddress address, /* Return a pt_regs pointer for a valid fault handler frame */ static struct pt_regs *valid_fault_handler(struct KBacktraceIterator* kbt) { -#ifndef __tilegx__ const char *fault = NULL; /* happy compiler */ char fault_buf[64]; VirtualAddress sp = kbt->it.sp; @@ -146,7 +145,6 @@ static struct pt_regs *valid_fault_handler(struct KBacktraceIterator* kbt) } if (!kbt->profile || (INT_MASK(p->faultnum) & QUEUED_INTERRUPTS) == 0) return p; -#endif return NULL; } @@ -351,12 +349,6 @@ void tile_show_stack(struct KBacktraceIterator *kbt, int headers) kbt->task->pid, kbt->task->tgid, kbt->task->comm, smp_processor_id(), get_cycles()); } -#ifdef __tilegx__ - if (kbt->is_current) { - __insn_mtspr(SPR_SIM_CONTROL, - SIM_DUMP_SPR_ARG(SIM_DUMP_BACKTRACE)); - } -#endif kbt->verbose = 1; i = 0; for (; !KBacktraceIterator_end(kbt); KBacktraceIterator_next(kbt)) { |