mirror of https://gitee.com/openkylin/qemu.git
20 lines
535 B
C
20 lines
535 B
C
#ifndef BLOCK_HELPERS_H
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#define BLOCK_HELPERS_H
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#include "qemu/units.h"
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/* lower limit is sector size */
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#define MIN_BLOCK_SIZE INT64_C(512)
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#define MIN_BLOCK_SIZE_STR "512 B"
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/*
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* upper limit is arbitrary, 2 MiB looks sufficient for all sensible uses, and
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* matches qcow2 cluster size limit
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*/
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#define MAX_BLOCK_SIZE (2 * MiB)
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#define MAX_BLOCK_SIZE_STR "2 MiB"
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void check_block_size(const char *id, const char *name, int64_t value,
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Error **errp);
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#endif /* BLOCK_HELPERS_H */
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