Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | Date | Mon, 4 Aug 2003 16:08:15 -0700 | Subject | Re: [PATCH] fix free_all_bootmem_core for virtual memmap | From | (Jesse Barnes) |
| |
On Mon, Aug 04, 2003 at 04:05:11PM -0700, jbarnes wrote: > Currently, free_all_bootmem_core() assumes that the bdata for a given > node will begin where the node's memory map begins. This isn't > necessarily true on machines that use a virtual memory map (e.g. ia64 > discontig machines), so we fix page to point to the first actual page of > RAM on the node, which _does_ contain the bdata struct.
Oops, fix a spelling error.
Jesse
===== mm/bootmem.c 1.20 vs edited ===== --- 1.20/mm/bootmem.c Fri Aug 1 03:01:02 2003 +++ edited/mm/bootmem.c Mon Aug 4 16:01:22 2003 @@ -267,7 +267,7 @@ static unsigned long __init free_all_bootmem_core(pg_data_t *pgdat) { - struct page *page = pgdat->node_mem_map; + struct page *page; bootmem_data_t *bdata = pgdat->bdata; unsigned long i, count, total = 0; unsigned long idx; @@ -276,6 +276,8 @@ if (!bdata->node_bootmem_map) BUG(); count = 0; + /* first extant page of the node */ + page = virt_to_page(phys_to_virt(bdata->node_boot_start)); idx = bdata->node_low_pfn - (bdata->node_boot_start >> PAGE_SHIFT); map = bdata->node_bootmem_map; for (i = 0; i < idx; ) { - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| ![\](/images/icornerr.gif) |