diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/mm/init.c | 5 | ||||
| -rw-r--r-- | arch/mips/sgi-ip22/ip22-platform.c | 4 | ||||
| -rw-r--r-- | arch/mips/sgi-ip22/ip22-time.c | 4 |
3 files changed, 8 insertions, 5 deletions
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index 09d91505b90..5240432e6d1 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -8,6 +8,7 @@ * Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved. */ +#include <linux/bug.h> #include <linux/init.h> #include <linux/module.h> #include <linux/signal.h> @@ -132,6 +133,8 @@ void *kmap_coherent(struct page *page, unsigned long addr) pte_t pte; int tlbidx; + BUG_ON(Page_dcache_dirty(page)); + inc_preempt_count(); idx = (addr >> PAGE_SHIFT) & (FIX_N_COLOURS - 1); #ifdef CONFIG_MIPS_MT_SMTC @@ -208,7 +211,7 @@ void copy_user_highpage(struct page *to, struct page *from, void *vfrom, *vto; vto = kmap_atomic(to, KM_USER1); - if (cpu_has_dc_aliases) { + if (cpu_has_dc_aliases && !Page_dcache_dirty(from)) { vfrom = kmap_coherent(from, vaddr); copy_page(vto, vfrom); kunmap_coherent(); diff --git a/arch/mips/sgi-ip22/ip22-platform.c b/arch/mips/sgi-ip22/ip22-platform.c index 78b608d2d4e..28ffec8e5d1 100644 --- a/arch/mips/sgi-ip22/ip22-platform.c +++ b/arch/mips/sgi-ip22/ip22-platform.c @@ -150,8 +150,8 @@ static int __init sgiseeq_devinit(void) return res; /* Second HPC is missing? */ - if (ip22_is_fullhouse() || - !get_dbe(tmp, (unsigned int *)&hpc3c1->pbdma[1])) + if (!ip22_is_fullhouse() || + get_dbe(tmp, (unsigned int *)&hpc3c1->pbdma[1])) return 0; sgimc->giopar |= SGIMC_GIOPAR_MASTEREXP1 | SGIMC_GIOPAR_EXP164 | diff --git a/arch/mips/sgi-ip22/ip22-time.c b/arch/mips/sgi-ip22/ip22-time.c index 8e88a442b22..de3d01823ad 100644 --- a/arch/mips/sgi-ip22/ip22-time.c +++ b/arch/mips/sgi-ip22/ip22-time.c @@ -114,8 +114,8 @@ static unsigned long dosample(void) } while (msb); /* Stop the counter. */ - writeb(sgint->tcword, (SGINT_TCWORD_CNT2 | SGINT_TCWORD_CALL | - SGINT_TCWORD_MSWST)); + writeb(SGINT_TCWORD_CNT2 | SGINT_TCWORD_CALL | SGINT_TCWORD_MSWST, + &sgint->tcword); /* * Return the difference, this is how far the r4k counter increments * for every 1/HZ seconds. We round off the nearest 1 MHz of master |