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src/test/old/test_setlayout.c

 

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#define __USE_GNU 1

 

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#include <fcntl.h>

 

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#include <netinet/in.h>

 

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#include <linux/types.h>

 

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#include "include/ceph_fs.h"

 

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#include <stdlib.h>

 

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#include <stdio.h>

 

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#include <string.h>

 

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#include "kernel/ioctl.h"

 

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main() {

 

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        struct ceph_file_layout l;

 

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        int fd = open("foo.txt", O_RDONLY);

 

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        int r = ioctl(fd, CEPH_IOC_GET_LAYOUT, &l, sizeof(l));

 

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        printf("get = %d\n", r);

 

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        l.fl_stripe_unit = 65536;

 

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        l.fl_object_size = 65536;

 

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        r = ioctl(fd, CEPH_IOC_SET_LAYOUT, &l, sizeof(l));

 

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        printf("set = %d\n", r);

 

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}

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