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libc/execinfo: extract a common backtrace format function

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Add a common method to format backtrace to buffer, so it can be used by both mm, fs and other possoble modules.

Signed-off-by: fangpeina <fangpeina@xiaomi.com>
This commit is contained in:
fangpeina 2024-06-18 18:03:15 +08:00 committed by Xiang Xiao
parent a9fb366314
commit dbdeaa2ada
1 changed files with 7 additions and 7 deletions
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14
mm/mempool/mempool.c
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@ -202,7 +202,7 @@ static void mempool_memdump_callback(FAR struct mempool_s *pool,
MM_DUMP_LEAK(dump->pid, buf->pid)) &&
buf->seqno >= dump->seqmin && buf->seqno <= dump->seqmax)
{
char tmp[CONFIG_MM_BACKTRACE * MM_PTR_FMT_WIDTH + 1] = "";
char tmp[CONFIG_MM_BACKTRACE * BACKTRACE_PTR_FMT_WIDTH + 1] = "";
# if CONFIG_MM_BACKTRACE > 0
FAR const char *format = " %0*p";
@ -211,16 +211,16 @@ static void mempool_memdump_callback(FAR struct mempool_s *pool,
for (i = 0; i < CONFIG_MM_BACKTRACE &&
buf->backtrace[i]; i++)
{
snprintf(tmp + i * MM_PTR_FMT_WIDTH,
sizeof(tmp) - i * MM_PTR_FMT_WIDTH,
format, MM_PTR_FMT_WIDTH - 1,
snprintf(tmp + i * BACKTRACE_PTR_FMT_WIDTH,
sizeof(tmp) - i * BACKTRACE_PTR_FMT_WIDTH,
format, BACKTRACE_PTR_FMT_WIDTH - 1,
buf->backtrace[i]);
}
# endif
syslog(LOG_INFO, "%6d%12zu%12lu%*p%s\n",
buf->pid, blocksize, buf->seqno,
MM_PTR_FMT_WIDTH,
BACKTRACE_PTR_FMT_WIDTH,
((FAR char *)buf - pool->blocksize), tmp);
}
}
@ -235,7 +235,7 @@ mempool_memdump_free_callback(FAR struct mempool_s *pool,
if (buf->magic == MEMPOOL_MAGIC_FREE)
{
syslog(LOG_INFO, "%12zu%*p\n",
blocksize, MM_PTR_FMT_WIDTH,
blocksize, BACKTRACE_PTR_FMT_WIDTH,
((FAR char *)buf - pool->blocksize));
}
}
@ -601,7 +601,7 @@ void mempool_memdump(FAR struct mempool_s *pool,
/* Avoid race condition */
syslog(LOG_INFO, "%12zu%*p skip block dump\n",
blocksize, MM_PTR_FMT_WIDTH, pool);
blocksize, BACKTRACE_PTR_FMT_WIDTH, pool);
#endif
}