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Commit 7adb37fe authored by David S. Miller's avatar David S. Miller
Browse files

[SPARC64]: Don't do anything in flush_ptrace_access() on SUN4V. 



Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6c8927c9

arch/sparc64/kernel/ptrace.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -124,6 +124,9 @@ void flush_ptrace_access(struct vm_area_struct *vma, struct page *page, 
{

{

	BUG_ON(len > PAGE_SIZE);

	BUG_ON(len > PAGE_SIZE);





	if (tlb_type == hypervisor)

		return;



#ifdef DCACHE_ALIASING_POSSIBLE

#ifdef DCACHE_ALIASING_POSSIBLE

	/* If bit 13 of the kernel address we used to access the

	/* If bit 13 of the kernel address we used to access the

	 * user page is the same as the virtual address that page

	 * user page is the same as the virtual address that page