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author | Takashi Iwai <tiwai@suse.de> | 2016-04-04 09:51:08 (GMT) |
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committer | Takashi Iwai <tiwai@suse.de> | 2016-04-04 09:51:08 (GMT) |
commit | a99e31512aa435e8391ba5f5e64abeac9c5f2f32 (patch) | |
tree | 56bb9d9ccfe76520b672249757e25f686275b204 /arch/x86/mm/tlb.c | |
parent | 86c8dd7f4da3fb3f92fc5ab5144c971639d39745 (diff) | |
parent | f03b24a851d32ca85dacab01785b24a7ee717d37 (diff) | |
download | linux-a99e31512aa435e8391ba5f5e64abeac9c5f2f32.tar.xz |
Merge branch 'for-linus' into for-next
Conflicts:
sound/hda/hdac_i915.c
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'arch/x86/mm/tlb.c')
-rw-r--r-- | arch/x86/mm/tlb.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c index 8f4cc3d..fe9b9f7 100644 --- a/arch/x86/mm/tlb.c +++ b/arch/x86/mm/tlb.c @@ -104,10 +104,8 @@ static void flush_tlb_func(void *info) inc_irq_stat(irq_tlb_count); - if (f->flush_mm != this_cpu_read(cpu_tlbstate.active_mm)) + if (f->flush_mm && f->flush_mm != this_cpu_read(cpu_tlbstate.active_mm)) return; - if (!f->flush_end) - f->flush_end = f->flush_start + PAGE_SIZE; count_vm_tlb_event(NR_TLB_REMOTE_FLUSH_RECEIVED); if (this_cpu_read(cpu_tlbstate.state) == TLBSTATE_OK) { @@ -135,12 +133,20 @@ void native_flush_tlb_others(const struct cpumask *cpumask, unsigned long end) { struct flush_tlb_info info; + + if (end == 0) + end = start + PAGE_SIZE; info.flush_mm = mm; info.flush_start = start; info.flush_end = end; count_vm_tlb_event(NR_TLB_REMOTE_FLUSH); - trace_tlb_flush(TLB_REMOTE_SEND_IPI, end - start); + if (end == TLB_FLUSH_ALL) + trace_tlb_flush(TLB_REMOTE_SEND_IPI, TLB_FLUSH_ALL); + else + trace_tlb_flush(TLB_REMOTE_SEND_IPI, + (end - start) >> PAGE_SHIFT); + if (is_uv_system()) { unsigned int cpu; |