parisc: processor.c, fix bloated stack frame

The pa_pdc_cell struct can be kmalloc'd, so do that instead.

Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>

diff --git a/arch/parisc/kernel/processor.c b/arch/parisc/kernel/processor.c
index 1ca69a808e38add838afbf68d4492a75e8eec71f..c8fb61ed32f4eeee5bb27b648468e10da0962034 100644 (file)
--- a/arch/parisc/kernel/processor.c
+++ b/arch/parisc/kernel/processor.c
@@ -120,22 +120,28 @@ static int __cpuinit processor_probe(struct parisc_device *dev)
        if (is_pdc_pat()) {
                ulong status;
                unsigned long bytecnt;
-               pdc_pat_cell_mod_maddr_block_t pa_pdc_cell;
+               pdc_pat_cell_mod_maddr_block_t *pa_pdc_cell;
 #undef USE_PAT_CPUID
 #ifdef USE_PAT_CPUID
                struct pdc_pat_cpu_num cpu_info;
 #endif
 
+               pa_pdc_cell = kmalloc(sizeof (*pa_pdc_cell), GFP_KERNEL);
+               if (!pa_pdc_cell)
+                       panic("couldn't allocate memory for PDC_PAT_CELL!");
+
                status = pdc_pat_cell_module(&bytecnt, dev->pcell_loc,
-                       dev->mod_index, PA_VIEW, &pa_pdc_cell);
+                       dev->mod_index, PA_VIEW, pa_pdc_cell);
 
                BUG_ON(PDC_OK != status);
 
                /* verify it's the same as what do_pat_inventory() found */
-               BUG_ON(dev->mod_info != pa_pdc_cell.mod_info);
-               BUG_ON(dev->pmod_loc != pa_pdc_cell.mod_location);
+               BUG_ON(dev->mod_info != pa_pdc_cell->mod_info);
+               BUG_ON(dev->pmod_loc != pa_pdc_cell->mod_location);
+
+               txn_addr = pa_pdc_cell->mod[0];   /* id_eid for IO sapic */
 
-               txn_addr = pa_pdc_cell.mod[0];   /* id_eid for IO sapic */
+               kfree(pa_pdc_cell);
 
 #ifdef USE_PAT_CPUID
 /* We need contiguous numbers for cpuid. Firmware's notion