fd4c2b74f3
The implementation is in libblockdriver, and works transparently for all block drivers. The new btrace(8) tool can be used to control block tracing; see ``man btrace'' for details.
15 lines
320 B
C
15 lines
320 B
C
/* sys/ioc_block.h - Block ioctl() command codes.
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*
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*/
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#ifndef _S_I_BLOCK_H
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#define _S_I_BLOCK_H
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#include <minix/ioctl.h>
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#include <minix/btrace.h>
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#define BIOCTRACEBUF _IOW('b', 1, size_t)
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#define BIOCTRACECTL _IOW('b', 2, int)
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#define BIOCTRACEGET _IOR_BIG(3, btrace_entry[BTBUF_SIZE])
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#endif /* _S_I_BLOCK_H */
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