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powerpc/32: Remove CLR_TOP32

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CLR_TOP32() is defined as blank. Last useful instance of CLR_TOP32()
was removed by commit 40ef8cbc6d ("powerpc: Get 64-bit configs to
compile with ARCH=powerpc") in 2005.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Christophe Leroy
2016-08-05 13:27:59 +02:00
committed by Michael Ellerman
parent 6b8cb66a6a
commit 148151a66a
4 changed files with 0 additions and 6 deletions
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arch/powerpc/kernel/entry_32.S
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@@ -654,7 +654,6 @@ END_FTR_SECTION_IFSET(CPU_FTR_SPE)
#endif /* CONFIG_SMP */
tophys(r0,r4)
CLR_TOP32(r0)
mtspr SPRN_SPRG_THREAD,r0 /* Update current THREAD phys addr */
lwz r1,KSP(r4) /* Load new stack pointer */