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authorFrans Kaashoek <[email protected]>2010-07-23 07:41:13 -0400
committerFrans Kaashoek <[email protected]>2010-07-23 07:41:13 -0400
commit4714c20521a047fba652854e5bf59158b5d85a4e (patch)
tree236507e7a400cc93db3a25d2aba3837d6176184f /trap.c
parent74c82bc1584dda4cee6b0788055a52c32a10b2e0 (diff)
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Checkpoint page-table version for SMP
Includes code for TLB shootdown (which actually seems unnecessary for xv6)
Diffstat (limited to 'trap.c')
-rw-r--r--trap.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/trap.c b/trap.c
index 1f35708..f0f016f 100644
--- a/trap.c
+++ b/trap.c
@@ -73,6 +73,10 @@ trap(struct trapframe *tf)
cpu->id, tf->cs, tf->eip);
lapiceoi();
break;
+ case T_TLBFLUSH:
+ lapiceoi();
+ lcr3(rcr3());
+ break;
//PAGEBREAK: 13
default: