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fix speed calculate bug 

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1231 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
wuyangyong 2011-01-02 16:39:23 +00:00
parent 6389520f5e
commit 74bb729462
2 changed files with 4 additions and 4 deletions
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2
examples/file/readspeed.c
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@ -55,7 +55,7 @@ void readspeed(const char* filename, int block_size)
rt_free(buff_ptr); rt_free(buff_ptr);
/* calculate read speed */ /* calculate read speed */
rt_kprintf("File read speed: %d byte/s\n", total_length/ (tick/RT_TICK_PER_SECOND)); rt_kprintf("File read speed: %d byte/s\n", total_length*RT_TICK_PER_SECOND/tick);
} }
#ifdef RT_USING_FINSH #ifdef RT_USING_FINSH

4
examples/file/writespeed.c
View File

@ -20,7 +20,7 @@ void writespeed(const char* filename, int total_length, int block_size)
char *buff_ptr; char *buff_ptr;
rt_tick_t tick; rt_tick_t tick;
fd = open(filename, O_WRONLY | O_WRONLY | O_TRUNC, 0); fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC, 0);
if (fd < 0) if (fd < 0)
{ {
rt_kprintf("open file:%s failed\n", filename); rt_kprintf("open file:%s failed\n", filename);
@ -63,7 +63,7 @@ void writespeed(const char* filename, int total_length, int block_size)
rt_free(buff_ptr); rt_free(buff_ptr);
/* calculate write speed */ /* calculate write speed */
rt_kprintf("File write speed: %d byte/s\n", total_length/ (tick/RT_TICK_PER_SECOND)); rt_kprintf("File write speed: %d byte/s\n", total_length*RT_TICK_PER_SECOND/tick);
} }
#ifdef RT_USING_FINSH #ifdef RT_USING_FINSH