diff options
| author | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2020-11-13 12:09:51 +0100 |
|---|---|---|
| committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2020-11-19 13:27:06 +0100 |
| commit | ed2adb74217a4054a92e0a0746e31ec6f5e466c8 (patch) | |
| tree | adb379137ccbb94c39e738d82ae9c1e9f132cd5d /arch/mips/mm | |
| parent | 411406a8c758d9ad6f908fab3a6cf1d3d89e1d08 (diff) | |
MIPS: mm: shorten lines by using macro
Introduce helper macro to make lines shorter.
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Diffstat (limited to 'arch/mips/mm')
| -rw-r--r-- | arch/mips/mm/cache.c | 38 |
1 files changed, 21 insertions, 17 deletions
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c index 3e81ba000096..f66a8bfc030e 100644 --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -155,26 +155,28 @@ void __update_cache(unsigned long address, pte_t pte) unsigned long _page_cachable_default; EXPORT_SYMBOL(_page_cachable_default); +#define PM(p) __pgprot(_page_cachable_default | (p)) + static inline void setup_protection_map(void) { if (cpu_has_rixi) { - protection_map[0] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ); - protection_map[1] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC); - protection_map[2] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ); - protection_map[3] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC); - protection_map[4] = __pgprot(_page_cachable_default | _PAGE_PRESENT); - protection_map[5] = __pgprot(_page_cachable_default | _PAGE_PRESENT); - protection_map[6] = __pgprot(_page_cachable_default | _PAGE_PRESENT); - protection_map[7] = __pgprot(_page_cachable_default | _PAGE_PRESENT); - - protection_map[8] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ); - protection_map[9] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC); - protection_map[10] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_WRITE | _PAGE_NO_READ); - protection_map[11] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_WRITE); - protection_map[12] = __pgprot(_page_cachable_default | _PAGE_PRESENT); - protection_map[13] = __pgprot(_page_cachable_default | _PAGE_PRESENT); - protection_map[14] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_WRITE); - protection_map[15] = __pgprot(_page_cachable_default | _PAGE_PRESENT | _PAGE_WRITE); + protection_map[0] = PM(_PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ); + protection_map[1] = PM(_PAGE_PRESENT | _PAGE_NO_EXEC); + protection_map[2] = PM(_PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ); + protection_map[3] = PM(_PAGE_PRESENT | _PAGE_NO_EXEC); + protection_map[4] = PM(_PAGE_PRESENT); + protection_map[5] = PM(_PAGE_PRESENT); + protection_map[6] = PM(_PAGE_PRESENT); + protection_map[7] = PM(_PAGE_PRESENT); + + protection_map[8] = PM(_PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_NO_READ); + protection_map[9] = PM(_PAGE_PRESENT | _PAGE_NO_EXEC); + protection_map[10] = PM(_PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_WRITE | _PAGE_NO_READ); + protection_map[11] = PM(_PAGE_PRESENT | _PAGE_NO_EXEC | _PAGE_WRITE); + protection_map[12] = PM(_PAGE_PRESENT); + protection_map[13] = PM(_PAGE_PRESENT); + protection_map[14] = PM(_PAGE_PRESENT | _PAGE_WRITE); + protection_map[15] = PM(_PAGE_PRESENT | _PAGE_WRITE); } else { protection_map[0] = PAGE_NONE; @@ -196,6 +198,8 @@ static inline void setup_protection_map(void) } } +#undef PM + void cpu_cache_init(void) { if (cpu_has_3k_cache) { |