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| author | David S. Miller <davem@davemloft.net> | 2016-10-02 21:17:07 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-10-02 22:20:41 -0400 |
| commit | b50afd203a5ef1998c18d6519ad2b2c546d6af22 (patch) | |
| tree | 608e6845e78a4ffe623c7cdf6581e29e2d9be0a9 /arch/mips/mm | |
| parent | d6169b0206db1c8c8d0e4c6b79fdf4b2fc6455f1 (diff) | |
| parent | c8d2bc9bc39ebea8437fd974fdbc21847bb897a3 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Three sets of overlapping changes. Nothing serious.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/mips/mm')
| -rw-r--r-- | arch/mips/mm/c-r4k.c | 2 | ||||
| -rw-r--r-- | arch/mips/mm/init.c | 16 |
2 files changed, 10 insertions, 8 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index cd72805b64a7..fa7d8d3790bf 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -800,7 +800,7 @@ static void r4k_flush_icache_range(unsigned long start, unsigned long end) * If address-based cache ops don't require an SMP call, then * use them exclusively for small flushes. */ - size = start - end; + size = end - start; cache_size = icache_size; if (!cpu_has_ic_fills_f_dc) { size *= 2; diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index a5509e7dcad2..72f7478ee068 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -261,7 +261,6 @@ unsigned __weak platform_maar_init(unsigned num_pairs) { struct maar_config cfg[BOOT_MEM_MAP_MAX]; unsigned i, num_configured, num_cfg = 0; - phys_addr_t skip; for (i = 0; i < boot_mem_map.nr_map; i++) { switch (boot_mem_map.map[i].type) { @@ -272,14 +271,14 @@ unsigned __weak platform_maar_init(unsigned num_pairs) continue; } - skip = 0x10000 - (boot_mem_map.map[i].addr & 0xffff); - + /* Round lower up */ cfg[num_cfg].lower = boot_mem_map.map[i].addr; - cfg[num_cfg].lower += skip; + cfg[num_cfg].lower = (cfg[num_cfg].lower + 0xffff) & ~0xffff; - cfg[num_cfg].upper = cfg[num_cfg].lower; - cfg[num_cfg].upper += boot_mem_map.map[i].size - 1; - cfg[num_cfg].upper -= skip; + /* Round upper down */ + cfg[num_cfg].upper = boot_mem_map.map[i].addr + + boot_mem_map.map[i].size; + cfg[num_cfg].upper = (cfg[num_cfg].upper & ~0xffff) - 1; cfg[num_cfg].attrs = MIPS_MAAR_S; num_cfg++; @@ -441,6 +440,9 @@ static inline void mem_init_free_highmem(void) #ifdef CONFIG_HIGHMEM unsigned long tmp; + if (cpu_has_dc_aliases) + return; + for (tmp = highstart_pfn; tmp < highend_pfn; tmp++) { struct page *page = pfn_to_page(tmp); |