diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/um/kernel/ksyms.c | 3 | ||||
-rw-r--r-- | arch/um/kernel/time_kern.c | 18 | ||||
-rw-r--r-- | arch/um/sys-i386/delay.c | 18 | ||||
-rw-r--r-- | arch/um/sys-i386/ksyms.c | 5 | ||||
-rw-r--r-- | arch/um/sys-x86_64/delay.c | 18 |
5 files changed, 41 insertions, 21 deletions
diff --git a/arch/um/kernel/ksyms.c b/arch/um/kernel/ksyms.c index b41d3397d07..78d69dc74b2 100644 --- a/arch/um/kernel/ksyms.c +++ b/arch/um/kernel/ksyms.c @@ -10,7 +10,6 @@ #include "linux/spinlock.h" #include "linux/highmem.h" #include "asm/current.h" -#include "asm/delay.h" #include "asm/processor.h" #include "asm/unistd.h" #include "asm/pgalloc.h" @@ -28,8 +27,6 @@ EXPORT_SYMBOL(uml_physmem); EXPORT_SYMBOL(set_signals); EXPORT_SYMBOL(get_signals); EXPORT_SYMBOL(kernel_thread); -EXPORT_SYMBOL(__const_udelay); -EXPORT_SYMBOL(__udelay); EXPORT_SYMBOL(sys_waitpid); EXPORT_SYMBOL(task_size); EXPORT_SYMBOL(flush_tlb_range); diff --git a/arch/um/kernel/time_kern.c b/arch/um/kernel/time_kern.c index 2461cd73ca8..6516fc52afe 100644 --- a/arch/um/kernel/time_kern.c +++ b/arch/um/kernel/time_kern.c @@ -48,8 +48,6 @@ static unsigned long long prev_usecs; static long long delta; /* Deviation per interval */ #endif -#define MILLION 1000000 - void timer_irq(union uml_pt_regs *regs) { unsigned long long ticks = 0; @@ -136,22 +134,6 @@ long um_stime(int __user *tptr) return 0; } -void __udelay(unsigned long usecs) -{ - int i, n; - - n = (loops_per_jiffy * HZ * usecs) / MILLION; - for(i=0;i<n;i++) ; -} - -void __const_udelay(unsigned long usecs) -{ - int i, n; - - n = (loops_per_jiffy * HZ * usecs) / MILLION; - for(i=0;i<n;i++) ; -} - void timer_handler(int sig, union uml_pt_regs *regs) { local_irq_disable(); diff --git a/arch/um/sys-i386/delay.c b/arch/um/sys-i386/delay.c index 20d37dbbaf0..e9892eef51c 100644 --- a/arch/um/sys-i386/delay.c +++ b/arch/um/sys-i386/delay.c @@ -1,3 +1,6 @@ +#include "linux/delay.h" +#include "asm/param.h" + void __delay(unsigned long time) { /* Stolen from the i386 __loop_delay */ @@ -12,3 +15,18 @@ void __delay(unsigned long time) :"0" (time)); } +void __udelay(unsigned long usecs) +{ + int i, n; + + n = (loops_per_jiffy * HZ * usecs) / MILLION; + for(i=0;i<n;i++) ; +} + +void __const_udelay(unsigned long usecs) +{ + int i, n; + + n = (loops_per_jiffy * HZ * usecs) / MILLION; + for(i=0;i<n;i++) ; +} diff --git a/arch/um/sys-i386/ksyms.c b/arch/um/sys-i386/ksyms.c index b10bfdd26cd..db524ab3f74 100644 --- a/arch/um/sys-i386/ksyms.c +++ b/arch/um/sys-i386/ksyms.c @@ -2,6 +2,7 @@ #include "linux/in6.h" #include "linux/rwsem.h" #include "asm/byteorder.h" +#include "asm/delay.h" #include "asm/semaphore.h" #include "asm/uaccess.h" #include "asm/checksum.h" @@ -14,3 +15,7 @@ EXPORT_SYMBOL(__up_wakeup); /* Networking helper routines. */ EXPORT_SYMBOL(csum_partial); + +/* delay core functions */ +EXPORT_SYMBOL(__const_udelay); +EXPORT_SYMBOL(__udelay); diff --git a/arch/um/sys-x86_64/delay.c b/arch/um/sys-x86_64/delay.c index f3b5187942b..651332aeec2 100644 --- a/arch/um/sys-x86_64/delay.c +++ b/arch/um/sys-x86_64/delay.c @@ -5,7 +5,9 @@ * Licensed under the GPL */ +#include "linux/delay.h" #include "asm/processor.h" +#include "asm/param.h" void __delay(unsigned long loops) { @@ -14,6 +16,22 @@ void __delay(unsigned long loops) for(i = 0; i < loops; i++) ; } +void __udelay(unsigned long usecs) +{ + int i, n; + + n = (loops_per_jiffy * HZ * usecs) / MILLION; + for(i=0;i<n;i++) ; +} + +void __const_udelay(unsigned long usecs) +{ + int i, n; + + n = (loops_per_jiffy * HZ * usecs) / MILLION; + for(i=0;i<n;i++) ; +} + /* * Overrides for Emacs so that we follow Linus's tabbing style. * Emacs will notice this stuff at the end of the file and automatically |