| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2017 SiFive |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation, version 2. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | */ |
| 13 | |
| 14 | #include <asm/pgtable.h> |
| 15 | #include <asm/cacheflush.h> |
| 16 | |
| 17 | void flush_icache_pte(pte_t pte) |
| 18 | { |
| 19 | struct page *page = pte_page(pte); |
| 20 | |
| 21 | if (!test_and_set_bit(PG_dcache_clean, &page->flags)) |
| 22 | flush_icache_all(); |
| 23 | } |