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libsysprof: avoid fork amplification from recording

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This commit is contained in:
Christian Hergert
2023-08-04 16:00:01 -07:00
parent 51e1e4ef4b
commit 3ddf806f92
1 changed files with 6 additions and 7 deletions
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13
src/libsysprof/sysprof-linux-instrument.c
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@ -394,18 +394,17 @@ sysprof_linux_instrument_process_started (SysprofInstrument *instrument,
SysprofRecording *recording,
int pid)
{
g_autofree char *mountinfo_path = NULL;
g_assert (SYSPROF_IS_INSTRUMENT (instrument));
g_assert (SYSPROF_IS_RECORDING (recording));
mountinfo_path = g_strdup_printf ("/proc/%u/mountinfo", pid);
/* TODO: If we get the process cgroup and keep our saved podman
* state around, we could poopulate overlays for new processes.
/* We can't actually make a request of sysprofd to get
* information on the process right now because that would
* create a new process to verify our authentication.
*
* And that would just amplify this request further.
*/
return _sysprof_recording_add_file (recording, mountinfo_path, TRUE);
return dex_future_new_for_boolean (TRUE);
}
static void