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From: Muhammad Falak R Wani <falakreyaz@gmail.com> To: Alexei Starovoitov <ast@kernel.org>, Daniel Borkmann <daniel@iogearbox.net>, Andrii Nakryiko <andrii@kernel.org> Cc: Martin KaFai Lau <kafai@fb.com>, Song Liu <songliubraving@fb.com>, Yonghong Song <yhs@fb.com>, John Fastabend <john.fastabend@gmail.com>, KP Singh <kpsingh@kernel.org>, netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, Muhammad Falak R Wani <falakreyaz@gmail.com> Subject: [PATCH] samples: bpf: offwaketime: define MAX_ENTRIES instead of a magic number Date: Sun, 15 Aug 2021 12:20:13 +0530 [thread overview] Message-ID: <20210815065013.15411-1-falakreyaz@gmail.com> (raw) Define MAX_ENTRIES instead of using 10000 as a magic number in various places. Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com> --- samples/bpf/offwaketime_kern.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/samples/bpf/offwaketime_kern.c b/samples/bpf/offwaketime_kern.c index 14b792915a9c..4866afd054da 100644 --- a/samples/bpf/offwaketime_kern.c +++ b/samples/bpf/offwaketime_kern.c @@ -20,6 +20,7 @@ }) #define MINBLOCK_US 1 +#define MAX_ENTRIES 10000 struct key_t { char waker[TASK_COMM_LEN]; @@ -32,14 +33,14 @@ struct { __uint(type, BPF_MAP_TYPE_HASH); __type(key, struct key_t); __type(value, u64); - __uint(max_entries, 10000); + __uint(max_entries, MAX_ENTRIES); } counts SEC(".maps"); struct { __uint(type, BPF_MAP_TYPE_HASH); __type(key, u32); __type(value, u64); - __uint(max_entries, 10000); + __uint(max_entries, MAX_ENTRIES); } start SEC(".maps"); struct wokeby_t { @@ -51,14 +52,14 @@ struct { __uint(type, BPF_MAP_TYPE_HASH); __type(key, u32); __type(value, struct wokeby_t); - __uint(max_entries, 10000); + __uint(max_entries, MAX_ENTRIES); } wokeby SEC(".maps"); struct { __uint(type, BPF_MAP_TYPE_STACK_TRACE); __uint(key_size, sizeof(u32)); __uint(value_size, PERF_MAX_STACK_DEPTH * sizeof(u64)); - __uint(max_entries, 10000); + __uint(max_entries, MAX_ENTRIES); } stackmap SEC(".maps"); #define STACKID_FLAGS (0 | BPF_F_FAST_STACK_CMP) -- 2.17.1
next reply other threads:[~2021-08-15 6:51 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-08-15 6:50 Muhammad Falak R Wani [this message] 2021-08-15 7:20 ` [PATCH] samples: bpf: offwaketime: define MAX_ENTRIES instead of a magic number patchwork-bot+netdevbpf
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