summaryrefslogtreecommitdiffstats
path: root/arch/mips
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/include/asm/fcntl.h17
-rw-r--r--arch/mips/include/asm/mach-pnx833x/gpio.h2
-rw-r--r--arch/mips/include/asm/sgi/ioc.h2
-rw-r--r--arch/mips/include/asm/sibyte/sb1250_mac.h2
-rw-r--r--arch/mips/include/asm/sn/sn0/hubio.h2
-rw-r--r--arch/mips/include/asm/time.h14
-rw-r--r--arch/mips/kernel/kspd.c1
-rw-r--r--arch/mips/kernel/linux32.c19
-rw-r--r--arch/mips/kernel/smtc.c2
-rw-r--r--arch/mips/kernel/syscall.c32
-rw-r--r--arch/mips/kernel/time.c33
-rw-r--r--arch/mips/loongson/common/mem.c2
-rw-r--r--arch/mips/math-emu/dp_sub.c2
-rw-r--r--arch/mips/mm/cache.c2
-rw-r--r--arch/mips/txx9/generic/smsc_fdc37m81x.c2
15 files changed, 43 insertions, 91 deletions
diff --git a/arch/mips/include/asm/fcntl.h b/arch/mips/include/asm/fcntl.h
index 2a52333a062d..7c6681aa2ab8 100644
--- a/arch/mips/include/asm/fcntl.h
+++ b/arch/mips/include/asm/fcntl.h
@@ -10,7 +10,7 @@
#define O_APPEND 0x0008
-#define O_SYNC 0x0010
+#define O_DSYNC 0x0010 /* used to be O_SYNC, see below */
#define O_NONBLOCK 0x0080
#define O_CREAT 0x0100 /* not fcntl */
#define O_TRUNC 0x0200 /* not fcntl */
@@ -18,6 +18,21 @@
#define O_NOCTTY 0x0800 /* not fcntl */
#define FASYNC 0x1000 /* fcntl, for BSD compatibility */
#define O_LARGEFILE 0x2000 /* allow large file opens */
+/*
+ * Before Linux 2.6.32 only O_DSYNC semantics were implemented, but using
+ * the O_SYNC flag. We continue to use the existing numerical value
+ * for O_DSYNC semantics now, but using the correct symbolic name for it.
+ * This new value is used to request true Posix O_SYNC semantics. It is
+ * defined in this strange way to make sure applications compiled against
+ * new headers get at least O_DSYNC semantics on older kernels.
+ *
+ * This has the nice side-effect that we can simply test for O_DSYNC
+ * wherever we do not care if O_DSYNC or O_SYNC is used.
+ *
+ * Note: __O_SYNC must never be used directly.
+ */
+#define __O_SYNC 0x4000
+#define O_SYNC (__O_SYNC|O_DSYNC)
#define O_DIRECT 0x8000 /* direct disk access hint */
#define F_GETLK 14
diff --git a/arch/mips/include/asm/mach-pnx833x/gpio.h b/arch/mips/include/asm/mach-pnx833x/gpio.h
index 8de0eb9c98a3..ed3a88da70f6 100644
--- a/arch/mips/include/asm/mach-pnx833x/gpio.h
+++ b/arch/mips/include/asm/mach-pnx833x/gpio.h
@@ -24,7 +24,7 @@
/* BIG FAT WARNING: races danger!
No protections exist here. Current users are only early init code,
- when locking is not needed because no cuncurency yet exists there,
+ when locking is not needed because no concurrency yet exists there,
and GPIO IRQ dispatcher, which does locking.
However, if many uses will ever happen, proper locking will be needed
- including locking between different uses
diff --git a/arch/mips/include/asm/sgi/ioc.h b/arch/mips/include/asm/sgi/ioc.h
index 343ed15f8dc4..57a971904cfe 100644
--- a/arch/mips/include/asm/sgi/ioc.h
+++ b/arch/mips/include/asm/sgi/ioc.h
@@ -164,7 +164,7 @@ struct sgioc_regs {
u32 _unused5;
u8 _write[3];
volatile u8 write;
-#define SGIOC_WRITE_NTHRESH 0x01 /* use 4.5db threshhold */
+#define SGIOC_WRITE_NTHRESH 0x01 /* use 4.5db threshold */
#define SGIOC_WRITE_TPSPEED 0x02 /* use 100ohm TP speed */
#define SGIOC_WRITE_EPSEL 0x04 /* force cable mode: 1=AUI 0=TP */
#define SGIOC_WRITE_EASEL 0x08 /* 1=autoselect 0=manual cable selection */
diff --git a/arch/mips/include/asm/sibyte/sb1250_mac.h b/arch/mips/include/asm/sibyte/sb1250_mac.h
index b6faf08ca81d..591b9061fd8e 100644
--- a/arch/mips/include/asm/sibyte/sb1250_mac.h
+++ b/arch/mips/include/asm/sibyte/sb1250_mac.h
@@ -212,7 +212,7 @@
#define G_MAC_TXD_WEIGHT1(x) _SB_GETVALUE(x, S_MAC_TXD_WEIGHT1, M_MAC_TXD_WEIGHT1)
/*
- * MAC Fifo Threshhold registers (Table 9-14)
+ * MAC Fifo Threshold registers (Table 9-14)
* Register: MAC_THRSH_CFG_0
* Register: MAC_THRSH_CFG_1
* Register: MAC_THRSH_CFG_2
diff --git a/arch/mips/include/asm/sn/sn0/hubio.h b/arch/mips/include/asm/sn/sn0/hubio.h
index d0c29d4de084..31c76c021bb6 100644
--- a/arch/mips/include/asm/sn/sn0/hubio.h
+++ b/arch/mips/include/asm/sn/sn0/hubio.h
@@ -825,7 +825,7 @@ typedef union iprb_u {
struct {
u64 rsvd1: 15,
error: 1, /* Widget rcvd wr resp pkt w/ error */
- ovflow: 5, /* Over flow count. perf measurement */
+ ovflow: 5, /* Overflow count. perf measurement */
fire_and_forget: 1, /* Launch Write without response */
mode: 2, /* Widget operation Mode */
rsvd2: 2,
diff --git a/arch/mips/include/asm/time.h b/arch/mips/include/asm/time.h
index df6a430de5eb..c7f1bfef1574 100644
--- a/arch/mips/include/asm/time.h
+++ b/arch/mips/include/asm/time.h
@@ -84,8 +84,16 @@ static inline int init_mips_clocksource(void)
#endif
}
-extern void clocksource_set_clock(struct clocksource *cs, unsigned int clock);
-extern void clockevent_set_clock(struct clock_event_device *cd,
- unsigned int clock);
+static inline void clocksource_set_clock(struct clocksource *cs,
+ unsigned int clock)
+{
+ clocksource_calc_mult_shift(cs, clock, 4);
+}
+
+static inline void clockevent_set_clock(struct clock_event_device *cd,
+ unsigned int clock)
+{
+ clockevents_calc_mult_shift(cd, clock, 4);
+}
#endif /* _ASM_TIME_H */
diff --git a/arch/mips/kernel/kspd.c b/arch/mips/kernel/kspd.c
index ad4e017ed2f3..80e2ba694bab 100644
--- a/arch/mips/kernel/kspd.c
+++ b/arch/mips/kernel/kspd.c
@@ -82,6 +82,7 @@ static int sp_stopping;
#define MTSP_O_SHLOCK 0x0010
#define MTSP_O_EXLOCK 0x0020
#define MTSP_O_ASYNC 0x0040
+/* XXX: check which of these is actually O_SYNC vs O_DSYNC */
#define MTSP_O_FSYNC O_SYNC
#define MTSP_O_NOFOLLOW 0x0100
#define MTSP_O_SYNC 0x0080
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 1a2793efdc4e..f042563c924f 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -67,28 +67,13 @@ SYSCALL_DEFINE6(32_mmap2, unsigned long, addr, unsigned long, len,
unsigned long, prot, unsigned long, flags, unsigned long, fd,
unsigned long, pgoff)
{
- struct file * file = NULL;
unsigned long error;
error = -EINVAL;
if (pgoff & (~PAGE_MASK >> 12))
goto out;
- pgoff >>= PAGE_SHIFT-12;
-
- if (!(flags & MAP_ANONYMOUS)) {
- error = -EBADF;
- file = fget(fd);
- if (!file)
- goto out;
- }
- flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
-
- down_write(&current->mm->mmap_sem);
- error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
- up_write(&current->mm->mmap_sem);
- if (file)
- fput(file);
-
+ error = sys_mmap_pgoff(addr, len, prot, flags, fd,
+ pgoff >> (PAGE_SHIFT-12));
out:
return error;
}
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c
index 24630fd8ef60..a38e3ee95515 100644
--- a/arch/mips/kernel/smtc.c
+++ b/arch/mips/kernel/smtc.c
@@ -1331,7 +1331,7 @@ void smtc_get_new_mmu_context(struct mm_struct *mm, unsigned long cpu)
if (!((asid += ASID_INC) & ASID_MASK) ) {
if (cpu_has_vtag_icache)
flush_icache_all();
- /* Traverse all online CPUs (hack requires contigous range) */
+ /* Traverse all online CPUs (hack requires contiguous range) */
for_each_online_cpu(i) {
/*
* We don't need to worry about our own CPU, nor those of
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c
index fe0d79805603..3f7f466190b4 100644
--- a/arch/mips/kernel/syscall.c
+++ b/arch/mips/kernel/syscall.c
@@ -93,7 +93,8 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr,
* We do not accept a shared mapping if it would violate
* cache aliasing constraints.
*/
- if ((flags & MAP_SHARED) && (addr & shm_align_mask))
+ if ((flags & MAP_SHARED) &&
+ ((addr - (pgoff << PAGE_SHIFT)) & shm_align_mask))
return -EINVAL;
return addr;
}
@@ -129,31 +130,6 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr,
}
}
-/* common code for old and new mmaps */
-static inline unsigned long
-do_mmap2(unsigned long addr, unsigned long len, unsigned long prot,
- unsigned long flags, unsigned long fd, unsigned long pgoff)
-{
- unsigned long error = -EBADF;
- struct file * file = NULL;
-
- flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
- if (!(flags & MAP_ANONYMOUS)) {
- file = fget(fd);
- if (!file)
- goto out;
- }
-
- down_write(&current->mm->mmap_sem);
- error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
- up_write(&current->mm->mmap_sem);
-
- if (file)
- fput(file);
-out:
- return error;
-}
-
SYSCALL_DEFINE6(mips_mmap, unsigned long, addr, unsigned long, len,
unsigned long, prot, unsigned long, flags, unsigned long,
fd, off_t, offset)
@@ -164,7 +140,7 @@ SYSCALL_DEFINE6(mips_mmap, unsigned long, addr, unsigned long, len,
if (offset & ~PAGE_MASK)
goto out;
- result = do_mmap2(addr, len, prot, flags, fd, offset >> PAGE_SHIFT);
+ result = sys_mmap_pgoff(addr, len, prot, flags, fd, offset >> PAGE_SHIFT);
out:
return result;
@@ -177,7 +153,7 @@ SYSCALL_DEFINE6(mips_mmap2, unsigned long, addr, unsigned long, len,
if (pgoff & (~PAGE_MASK >> 12))
return -EINVAL;
- return do_mmap2(addr, len, prot, flags, fd, pgoff >> (PAGE_SHIFT-12));
+ return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff >> (PAGE_SHIFT-12));
}
save_static_function(sys_fork);
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index 1f467d534642..fb7497405510 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -71,39 +71,6 @@ EXPORT_SYMBOL(perf_irq);
unsigned int mips_hpt_frequency;
-void __init clocksource_set_clock(struct clocksource *cs, unsigned int clock)
-{
- u64 temp;
- u32 shift;
-
- /* Find a shift value */
- for (shift = 32; shift > 0; shift--) {
- temp = (u64) NSEC_PER_SEC << shift;
- do_div(temp, clock);
- if ((temp >> 32) == 0)
- break;
- }
- cs->shift = shift;
- cs->mult = (u32) temp;
-}
-
-void __cpuinit clockevent_set_clock(struct clock_event_device *cd,
- unsigned int clock)
-{
- u64 temp;
- u32 shift;
-
- /* Find a shift value */
- for (shift = 32; shift > 0; shift--) {
- temp = (u64) clock << shift;
- do_div(temp, NSEC_PER_SEC);
- if ((temp >> 32) == 0)
- break;
- }
- cd->shift = shift;
- cd->mult = (u32) temp;
-}
-
/*
* This function exists in order to cause an error due to a duplicate
* definition if platform code should have its own implementation. The hook
diff --git a/arch/mips/loongson/common/mem.c b/arch/mips/loongson/common/mem.c
index 7c92f79b6480..e94ef158f980 100644
--- a/arch/mips/loongson/common/mem.c
+++ b/arch/mips/loongson/common/mem.c
@@ -26,7 +26,7 @@ void __init prom_init_memory(void)
/* override of arch/mips/mm/cache.c: __uncached_access */
int __uncached_access(struct file *file, unsigned long addr)
{
- if (file->f_flags & O_SYNC)
+ if (file->f_flags & O_DSYNC)
return 1;
return addr >= __pa(high_memory) ||
diff --git a/arch/mips/math-emu/dp_sub.c b/arch/mips/math-emu/dp_sub.c
index b30c5b1f1a2c..a2127d685a0d 100644
--- a/arch/mips/math-emu/dp_sub.c
+++ b/arch/mips/math-emu/dp_sub.c
@@ -110,7 +110,7 @@ ieee754dp ieee754dp_sub(ieee754dp x, ieee754dp y)
case CLPAIR(IEEE754_CLASS_DNORM, IEEE754_CLASS_DNORM):
DPDNORMX;
- /* FAAL THOROUGH */
+ /* FALL THROUGH */
case CLPAIR(IEEE754_CLASS_NORM, IEEE754_CLASS_DNORM):
/* normalize ym,ye */
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c
index 694d51f523d1..102b2dfa542a 100644
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -194,7 +194,7 @@ void __devinit cpu_cache_init(void)
int __weak __uncached_access(struct file *file, unsigned long addr)
{
- if (file->f_flags & O_SYNC)
+ if (file->f_flags & O_DSYNC)
return 1;
return addr >= __pa(high_memory);
diff --git a/arch/mips/txx9/generic/smsc_fdc37m81x.c b/arch/mips/txx9/generic/smsc_fdc37m81x.c
index a2b2d62d88e3..8ebc3848f3ac 100644
--- a/arch/mips/txx9/generic/smsc_fdc37m81x.c
+++ b/arch/mips/txx9/generic/smsc_fdc37m81x.c
@@ -117,7 +117,7 @@ unsigned long __init smsc_fdc37m81x_init(unsigned long port)
if (chip_id == SMSC_FDC37M81X_CHIP_ID)
smsc_fdc37m81x_config_end();
else {
- printk(KERN_WARNING "%s: unknow chip id 0x%02x\n", __func__,
+ printk(KERN_WARNING "%s: unknown chip id 0x%02x\n", __func__,
chip_id);
g_smsc_fdc37m81x_base = 0;
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-19 22:18:32 +0100