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| 1 | +/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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1 | 2 | /* |
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2 | 3 | * SN Platform GRU Driver |
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3 | 4 | * |
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4 | 5 | * GRU DRIVER TABLES, MACROS, externs, etc |
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5 | 6 | * |
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6 | 7 | * Copyright (c) 2008 Silicon Graphics, Inc. All Rights Reserved. |
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7 | | - * |
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8 | | - * This program is free software; you can redistribute it and/or modify |
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9 | | - * it under the terms of the GNU General Public License as published by |
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10 | | - * the Free Software Foundation; either version 2 of the License, or |
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11 | | - * (at your option) any later version. |
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12 | | - * |
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13 | | - * This program is distributed in the hope that it will be useful, |
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14 | | - * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | | - * GNU General Public License for more details. |
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17 | | - * |
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18 | | - * You should have received a copy of the GNU General Public License |
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19 | | - * along with this program; if not, write to the Free Software |
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20 | | - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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21 | 8 | */ |
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22 | 9 | |
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23 | 10 | #ifndef __GRUTABLES_H__ |
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.. | .. |
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320 | 307 | |
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321 | 308 | struct gru_mm_struct { |
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322 | 309 | struct mmu_notifier ms_notifier; |
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323 | | - atomic_t ms_refcnt; |
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324 | 310 | spinlock_t ms_asid_lock; /* protects ASID assignment */ |
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325 | 311 | atomic_t ms_range_active;/* num range_invals active */ |
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326 | | - char ms_released; |
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327 | 312 | wait_queue_head_t ms_wait_queue; |
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328 | 313 | DECLARE_BITMAP(ms_asidmap, GRU_MAX_GRUS); |
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329 | 314 | struct gru_mm_tracker ms_asids[GRU_MAX_GRUS]; |
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.. | .. |
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387 | 372 | int ts_data_valid; /* Indicates if ts_gdata has |
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388 | 373 | valid data */ |
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389 | 374 | struct gru_gseg_statistics ustats; /* User statistics */ |
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390 | | - unsigned long ts_gdata[0]; /* save area for GRU data (CB, |
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| 375 | + unsigned long ts_gdata[]; /* save area for GRU data (CB, |
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391 | 376 | DS, CBE) */ |
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392 | 377 | }; |
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393 | 378 | |
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.. | .. |
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652 | 637 | extern int gru_user_unload_context(unsigned long arg); |
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653 | 638 | extern int gru_get_exception_detail(unsigned long arg); |
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654 | 639 | extern int gru_set_context_option(unsigned long address); |
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655 | | -extern void gru_check_context_placement(struct gru_thread_state *gts); |
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| 640 | +extern int gru_check_context_placement(struct gru_thread_state *gts); |
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656 | 641 | extern int gru_cpu_fault_map_id(void); |
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657 | 642 | extern struct vm_area_struct *gru_find_vma(unsigned long vaddr); |
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658 | 643 | extern void gru_flush_all_tlb(struct gru_state *gru); |
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