diff options
| -rw-r--r-- | tools/testing/selftests/bpf/progs/strobemeta.h | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/tools/testing/selftests/bpf/progs/strobemeta.h b/tools/testing/selftests/bpf/progs/strobemeta.h index 938765d87528..5ba8d39c4d54 100644 --- a/tools/testing/selftests/bpf/progs/strobemeta.h +++ b/tools/testing/selftests/bpf/progs/strobemeta.h @@ -10,14 +10,6 @@ #include <linux/types.h> #include "bpf_helpers.h" -#define bpf_clamp_umax(VAR, UMAX) \ - asm volatile ( \ - "if %0 <= %[max] goto +1\n" \ - "%0 = %[max]\n" \ - : "+r"(VAR) \ - : [max]"i"(UMAX) \ - ) - typedef uint32_t pid_t; struct task_struct {}; @@ -357,7 +349,7 @@ static __always_inline uint64_t read_str_var(struct strobemeta_cfg *cfg, void *payload) { void *location; - uint32_t len; + uint64_t len; data->str_lens[idx] = 0; location = calc_location(&cfg->str_locs[idx], tls_base); @@ -389,7 +381,7 @@ static __always_inline void *read_map_var(struct strobemeta_cfg *cfg, struct strobe_map_descr* descr = &data->map_descrs[idx]; struct strobe_map_raw map; void *location; - uint32_t len; + uint64_t len; int i; descr->tag_len = 0; /* presume no tag is set */ @@ -412,7 +404,6 @@ static __always_inline void *read_map_var(struct strobemeta_cfg *cfg, len = bpf_probe_read_str(payload, STROBE_MAX_STR_LEN, map.tag); if (len <= STROBE_MAX_STR_LEN) { - bpf_clamp_umax(len, STROBE_MAX_STR_LEN); descr->tag_len = len; payload += len; } @@ -430,7 +421,6 @@ static __always_inline void *read_map_var(struct strobemeta_cfg *cfg, len = bpf_probe_read_str(payload, STROBE_MAX_STR_LEN, map.entries[i].key); if (len <= STROBE_MAX_STR_LEN) { - bpf_clamp_umax(len, STROBE_MAX_STR_LEN); descr->key_lens[i] = len; payload += len; } @@ -438,7 +428,6 @@ static __always_inline void *read_map_var(struct strobemeta_cfg *cfg, len = bpf_probe_read_str(payload, STROBE_MAX_STR_LEN, map.entries[i].val); if (len <= STROBE_MAX_STR_LEN) { - bpf_clamp_umax(len, STROBE_MAX_STR_LEN); descr->val_lens[i] = len; payload += len; } |