* globally purge translation cache of a virtual address or all TLB's
* @cpumask: mask of all cpu's in which the address is to be removed
* @mm: mm_struct containing virtual address range
- * @va: virtual address to be removed (or TLB_FLUSH_ALL for all TLB's on cpu)
+ * @start: start virtual address to be removed from TLB
+ * @end: end virtual address to be remove from TLB
* @cpu: the current cpu
*
* This is the entry point for initiating any UV global TLB shootdown.
*/
const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask,
struct mm_struct *mm, unsigned long start,
- unsigned end, unsigned int cpu)
+ unsigned long end, unsigned int cpu)
{
int locals = 0;
int remotes = 0;
record_send_statistics(stat, locals, hubs, remotes, bau_desc);
- bau_desc->payload.address = start;
+ if (!end || (end - start) <= PAGE_SIZE)
+ bau_desc->payload.address = start;
+ else
+ bau_desc->payload.address = TLB_FLUSH_ALL;
bau_desc->payload.sending_cpu = cpu;
/*
* uv_flush_send_and_wait returns 0 if all cpu's were messaged,
}
if (input_arg == 0) {
- elements = sizeof(stat_description)/sizeof(*stat_description);
+ elements = ARRAY_SIZE(stat_description);
printk(KERN_DEBUG "# cpu: cpu number\n");
printk(KERN_DEBUG "Sender statistics:\n");
for (i = 0; i < elements; i++)
char *q;
int cnt = 0;
int val;
- int e = sizeof(tunables) / sizeof(*tunables);
+ int e = ARRAY_SIZE(tunables);
p = instr + strspn(instr, WHITESPACE);
q = p;