mirror of https://gitee.com/openkylin/linux.git
33 lines
915 B
C
33 lines
915 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#ifndef __GUP_TEST_H
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#define __GUP_TEST_H
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#include <linux/types.h>
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#define GUP_FAST_BENCHMARK _IOWR('g', 1, struct gup_test)
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#define PIN_FAST_BENCHMARK _IOWR('g', 2, struct gup_test)
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#define PIN_LONGTERM_BENCHMARK _IOWR('g', 3, struct gup_test)
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#define GUP_BASIC_TEST _IOWR('g', 4, struct gup_test)
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#define PIN_BASIC_TEST _IOWR('g', 5, struct gup_test)
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#define DUMP_USER_PAGES_TEST _IOWR('g', 6, struct gup_test)
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#define GUP_TEST_MAX_PAGES_TO_DUMP 8
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#define GUP_TEST_FLAG_DUMP_PAGES_USE_PIN 0x1
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struct gup_test {
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__u64 get_delta_usec;
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__u64 put_delta_usec;
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__u64 addr;
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__u64 size;
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__u32 nr_pages_per_call;
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__u32 flags;
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/*
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* Each non-zero entry is the number of the page (1-based: first page is
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* page 1, so that zero entries mean "do nothing") from the .addr base.
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*/
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__u32 which_pages[GUP_TEST_MAX_PAGES_TO_DUMP];
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};
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#endif /* __GUP_TEST_H */
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