Displaying 1 result from an estimated 1 matches for "temp_mappings".
2007 Feb 14
2
[PATCH 8/8] 2.6.17: scan DMI early
...y_ioremap(unsigned long addr, unsigned long size)
{
- return ioremap(addr, size);
+ unsigned long map = round_down(addr, LARGE_PAGE_SIZE);
+
+ /* actually usually some more */
+ if (size >= LARGE_PAGE_SIZE) {
+ printk("SMBIOS area too long %lu\n", size);
+ return NULL;
+ }
+ set_pmd(temp_mappings[0].pmd, __pmd(map | _KERNPG_TABLE | _PAGE_PSE));
+ map += LARGE_PAGE_SIZE;
+ set_pmd(temp_mappings[1].pmd, __pmd(map | _KERNPG_TABLE | _PAGE_PSE));
+ __flush_tlb();
+ return temp_mappings[0].address + (addr & (LARGE_PAGE_SIZE-1));
}
/* To avoid virtual aliases later */
__init void early_...