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[SPARC64]: Fix two year old bug in early bootup asm.
authorDavid S. Miller <davem@sunset.davemloft.net>
Fri, 20 Jul 2007 04:50:09 +0000 (21:50 -0700)
committerDavid S. Miller <davem@sunset.davemloft.net>
Fri, 20 Jul 2007 04:50:09 +0000 (21:50 -0700)
We try to fetch the CIF entry pointer from %o4, but that
can get clobbered by the early OBP calls.  It is saved
in %l7 already, so actually this "mov %o4, %l7" can just
be completely removed with no other changes.

Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc64/kernel/head.S patch | blob | blame | history

diff --git a/arch/sparc64/kernel/head.S b/arch/sparc64/kernel/head.S
index 77259526cb152daff39c213176ac02db1cae3346..35feacb6b8ec44d317a195b46c0e3e7dc438c14f 100644 (file)
--- a/arch/sparc64/kernel/head.S
+++ b/arch/sparc64/kernel/head.S
@@ -458,7 +458,6 @@ tlb_fixup_done:
        or      %g6, %lo(init_thread_union), %g6
        ldx     [%g6 + TI_TASK], %g4
        mov     %sp, %l6
-       mov     %o4, %l7
 
        wr      %g0, ASI_P, %asi
        mov     1, %g1