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| author | Muhammad Falak R Wani <falakreyaz@gmail.com> | 2021-08-15 12:20:13 +0530 |
|---|---|---|
| committer | Andrii Nakryiko <andrii@kernel.org> | 2021-08-15 00:08:40 -0700 |
| commit | d1bf7c4d5deae6685a42463f4d29418fd2515d05 (patch) | |
| tree | f8acd9f186661e700a285eb1b8bd8f8bf84419a8 /samples | |
| parent | faff1cca3b8bd730c31f9ceaef8ff43b3a5935f5 (diff) | |
| download | linux-d1bf7c4d5deae6685a42463f4d29418fd2515d05.tar.gz linux-d1bf7c4d5deae6685a42463f4d29418fd2515d05.tar.xz | |
samples/bpf: Define MAX_ENTRIES instead of a magic number in offwaketime
Define MAX_ENTRIES instead of using 10000 as a magic number in various
places.
Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20210815065013.15411-1-falakreyaz@gmail.com
Diffstat (limited to 'samples')
| -rw-r--r-- | samples/bpf/offwaketime_kern.c | 9 |
1 files 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) |