38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
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From 870d20f15defab4e3ff6f1cee721b8373ce2eb6d Mon Sep 17 00:00:00 2001
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From: Lv Ying <lvying6@huawei.com>
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Date: Wed, 3 Aug 2022 08:14:25 +0800
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Subject: [PATCH] Drop using legacy BPF map declaration
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https://github.com/libbpf/libbpf/wiki/Libbpf:-the-road-to-v1.0#drop-support-for-legacy-bpf-map-declaration-syntax
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Signed-off-by: Lv Ying <lvying6@huawei.com>
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---
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readahead_tune.bpf.c | 12 ++++++------
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1 file changed, 6 insertions(+), 6 deletions(-)
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diff --git a/readahead_tune.bpf.c b/readahead_tune.bpf.c
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index 24a6ff9..cb29f3d 100644
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--- a/readahead_tune.bpf.c
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+++ b/readahead_tune.bpf.c
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@@ -43,12 +43,12 @@ struct {
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__uint(max_entries, MAP_ARRAY_SIZE);
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} arraymap SEC(".maps");
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-struct bpf_map_def SEC("maps") htab = {
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- .type = BPF_MAP_TYPE_HASH,
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- .key_size = sizeof(long),
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- .value_size = sizeof(struct file_rd_hnode),
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- .max_entries = MAX_HASH_TABLE_ENTRY,
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-};
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+struct {
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+ __uint(type, BPF_MAP_TYPE_HASH);
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+ __type(key, u64);
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+ __type(value, struct file_rd_hnode);
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+ __uint(max_entries, MAX_HASH_TABLE_ENTRY);
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+} htab SEC(".maps");
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/*
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* This first paramater should be the exact position of variable, otherwise the start
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--
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2.33.0
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