Commit 7aef3766 authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman

powerpc/idle/6xx: Use r1 with CURRENT_THREAD_INFO()

Make sure CURRENT_THREAD_INFO() is used with r1 which is the virtual
address of the stack, in order to ease the switch to r2 when we enable
THREAD_INFO_IN_TASK, as we have no register having the phys address of
current.
Signed-off-by: default avatarChristophe Leroy <christophe.leroy@c-s.fr>
[mpe: Split out of larger patch]
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent b72cc2e7
...@@ -159,7 +159,8 @@ _GLOBAL(power_save_ppc32_restore) ...@@ -159,7 +159,8 @@ _GLOBAL(power_save_ppc32_restore)
stw r9,_NIP(r11) /* make it do a blr */ stw r9,_NIP(r11) /* make it do a blr */
#ifdef CONFIG_SMP #ifdef CONFIG_SMP
CURRENT_THREAD_INFO(r12, r11) CURRENT_THREAD_INFO(r12, r1)
tophys(r12, r12)
lwz r11,TI_CPU(r12) /* get cpu number * 4 */ lwz r11,TI_CPU(r12) /* get cpu number * 4 */
slwi r11,r11,2 slwi r11,r11,2
#else #else
......
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