On 9/3/24 20:53, Steven Rostedt wrote:
> On Tue, 3 Sep 2024 10:36:29 -0400
> Sean Anderson <[email protected]> wrote:
> 
>> This doesn't apply for arrays:
>> 
>>      field:__data_loc u64[] addrs;   offset:12;      size:4; signed:0;
>> 
>> Here the size is not for the data type but for the array. And so the
>> type is parsed by process_sizeof in src/event-parse.c.
> 
> Ah, I see what you are talking about:
> 
> +     TP_printk("%s dir=%s phys_addrs=%s attrs=%s",
> +             __get_str(device),
> +             decode_dma_data_direction(__entry->dir),
> +             __print_array(__get_dynamic_array(addrs),
> +                           __get_dynamic_array_len(addrs) /
> +                             sizeof(unsigned long long), sizeof(unsigned 
> long long)),
> +             decode_dma_attrs(__entry->attrs))
> 
> That part.
> 
> Yeah, the "sizeof()" parsing is somewhat of a hack. It would be trivial to
> add u64 and all the variants to that.
> 
> This should do. I could get it into the next minor version.
> 
> diff --git a/src/event-parse.c b/src/event-parse.c
> index ddeb3b9909c0..73563c8e9dea 100644
> --- a/src/event-parse.c
> +++ b/src/event-parse.c
> @@ -3571,6 +3571,23 @@ process_sizeof(struct tep_event *event, struct 
> tep_print_arg *arg, char **tok)
>                       /* The token is the next token */
>                       token_has_paren = true;
>               }
> +
> +     } else if (strcmp(token, "__u64") == 0 || strcmp(token, "u64") == 0 ||
> +                strcmp(token, "__s64") == 0 || strcmp(token, "s64") == 0) {
> +             arg->atom.atom = strdup("8");
> +
> +     } else if (strcmp(token, "__u32") == 0 || strcmp(token, "u32") == 0 ||
> +                strcmp(token, "__s32") == 0 || strcmp(token, "s32") == 0) {
> +             arg->atom.atom = strdup("4");
> +
> +     } else if (strcmp(token, "__u16") == 0 || strcmp(token, "u16") == 0 ||
> +                strcmp(token, "__s16") == 0 || strcmp(token, "s16") == 0) {
> +             arg->atom.atom = strdup("2");
> +
> +     } else if (strcmp(token, "__u8") == 0 || strcmp(token, "u8") == 0 ||
> +                strcmp(token, "__s8") == 0 || strcmp(token, "s8") == 0) {
> +             arg->atom.atom = strdup("1");
> +
>       } else if (strcmp(token, "REC") == 0) {
>  
>               free_token(token);

The above patch fixes the issue for me. Feel free to add

Tested-by: Sean Anderson <[email protected]>

when you send it.

--Sean

Reply via email to