disable cpu isolcpus

hc

2023-12-09 958e46acc8e900e8569dd467c1af9b8d2d019394

 kernel/arch/powerpc/platforms/cell/spu_base.c
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@@ -1,23 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Low-level SPU handling
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  *
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  * (C) Copyright IBM Deutschland Entwicklung GmbH 2005
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  *
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  * Author: Arnd Bergmann <arndb@de.ibm.com>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2, or (at your option)
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- * any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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  */
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 #undef DEBUG
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@@ -50,11 +37,11 @@
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 EXPORT_SYMBOL_GPL(cbe_spu_info);
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 /*
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- * The spufs fault-handling code needs to call force_sig_info to raise signals
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+ * The spufs fault-handling code needs to call force_sig_fault to raise signals
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  * on DMA errors. Export it here to avoid general kernel-wide access to this
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  * function
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  */
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-EXPORT_SYMBOL_GPL(force_sig_info);
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+EXPORT_SYMBOL_GPL(force_sig_fault);
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 /*
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  * Protects cbe_spu_info and spu->number.
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@@ -194,7 +181,7 @@
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 	 * faults need to be deferred to process context.
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 	 */
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 	if ((dsisr & MFC_DSISR_PTE_NOT_FOUND) &&
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-	    (REGION_ID(ea) != USER_REGION_ID)) {
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+	    (get_region_id(ea) != USER_REGION_ID)) {
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 		spin_unlock(&spu->register_lock);
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 		ret = hash_page(ea,
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@@ -224,7 +211,7 @@
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 	unsigned long ea = (unsigned long)addr;
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 	u64 llp;
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-	if (REGION_ID(ea) == KERNEL_REGION_ID)
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+	if (get_region_id(ea) == LINEAR_MAP_REGION_ID)
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 		llp = mmu_psize_defs[mmu_linear_psize].sllp;
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 	else
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 		llp = mmu_psize_defs[mmu_virtual_psize].sllp;