summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorDavid S. Miller <davem@sunset.davemloft.net>2006-02-17 15:07:43 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-03-20 01:13:33 -0800
commit7adb37fe80d06cbd40de9b225b12a3a9ec40b6bb (patch)
treebca7b671ad0cf49d6ef7a01c96ae3865805fec13
parent6c8927c9634e8a1bc95d5291c55205707f9fa40a (diff)
downloadblackbird-op-linux-7adb37fe80d06cbd40de9b225b12a3a9ec40b6bb.tar.gz
blackbird-op-linux-7adb37fe80d06cbd40de9b225b12a3a9ec40b6bb.zip
[SPARC64]: Don't do anything in flush_ptrace_access() on SUN4V.
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--arch/sparc64/kernel/ptrace.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c
index 3f9746f856d2..eb93e9c52846 100644
--- a/arch/sparc64/kernel/ptrace.c
+++ b/arch/sparc64/kernel/ptrace.c
@@ -124,6 +124,9 @@ void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
{
BUG_ON(len > PAGE_SIZE);
+ if (tlb_type == hypervisor)
+ return;
+
#ifdef DCACHE_ALIASING_POSSIBLE
/* If bit 13 of the kernel address we used to access the
* user page is the same as the virtual address that page
OpenPOWER on IntegriCloud