From d1bf7c4d5deae6685a42463f4d29418fd2515d05 Mon Sep 17 00:00:00 2001 From: Muhammad Falak R Wani Date: Sun, 15 Aug 2021 12:20:13 +0530 Subject: 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 Signed-off-by: Andrii Nakryiko Link: https://lore.kernel.org/bpf/20210815065013.15411-1-falakreyaz@gmail.com --- samples/bpf/offwaketime_kern.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'samples/bpf') 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) -- cgit v1.2.3