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libsysprof-profile: use shared time for process times

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This commit is contained in:
Christian Hergert
2023-07-10 13:35:50 -07:00
parent f003482afb
commit b22e2f3b6a
1 changed files with 16 additions and 21 deletions
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37
src/libsysprof-profile/sysprof-linux-instrument.c
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@ -53,7 +53,8 @@ static void
add_mmaps (SysprofRecording *recording,
GPid pid,
const char *mapsstr,
gboolean ignore_inode)
gboolean ignore_inode,
gint64 at_time)
{
SysprofCaptureWriter *writer;
SysprofMapsParser parser;
@ -72,14 +73,8 @@ add_mmaps (SysprofRecording *recording,
if (ignore_inode)
inode = 0;
sysprof_capture_writer_add_map (writer,
SYSPROF_CAPTURE_CURRENT_TIME,
-1,
pid,
begin,
end,
offset,
inode,
sysprof_capture_writer_add_map (writer, at_time, -1, pid,
begin, end, offset, inode,
file);
g_free (file);
}
@ -89,7 +84,8 @@ static DexFuture *
populate_overlays (SysprofRecording *recording,
SysprofPodman *podman,
int pid,
const char *cgroup)
const char *cgroup,
gint64 at_time)
{
static GRegex *flatpak_regex;
static GRegex *podman_regex;
@ -139,9 +135,8 @@ populate_overlays (SysprofRecording *recording,
if ((layers = sysprof_podman_get_layers (podman, word)))
{
for (guint i = 0; layers[i]; i++)
sysprof_capture_writer_add_overlay (writer,
SYSPROF_CAPTURE_CURRENT_TIME,
-1, pid, i, layers[i], "/");
sysprof_capture_writer_add_overlay (writer, at_time, -1, pid,
i, layers[i], "/");
}
return _sysprof_recording_add_file (recording, path, FALSE);
@ -158,7 +153,8 @@ populate_overlays (SysprofRecording *recording,
static DexFuture *
add_process_info (SysprofRecording *recording,
GVariant *process_info)
GVariant *process_info,
gint64 at_time)
{
g_autoptr(SysprofPodman) podman = NULL;
g_autoptr(GPtrArray) futures = NULL;
@ -208,10 +204,7 @@ add_process_info (SysprofRecording *recording,
cgroup = "";
/* Notify the capture that a process was spawned */
sysprof_capture_writer_add_process (writer,
SYSPROF_CAPTURE_CURRENT_TIME,
-1,
pid,
sysprof_capture_writer_add_process (writer, at_time, -1, pid,
*cmdline ? cmdline : comm);
/* Give the capture access to the mountinfo of that process to aid
@ -224,13 +217,13 @@ add_process_info (SysprofRecording *recording,
* wrong. We'll have to rely on CRC/build-id instead.
*/
ignore_inode = strstr (cgroup, "/libpod-") != NULL;
add_mmaps (recording, pid, maps, ignore_inode);
add_mmaps (recording, pid, maps, ignore_inode, at_time);
/* We might have overlays that need to be applied to the process
* which can be rather combursome for old-style Podman using
* FUSE overlayfs.
*/
g_ptr_array_add (futures, populate_overlays (recording, podman, pid, cgroup));
g_ptr_array_add (futures, populate_overlays (recording, podman, pid, cgroup, at_time));
skip:
g_variant_dict_clear (&dict);
@ -283,6 +276,7 @@ sysprof_linux_instrument_record_fiber (gpointer user_data)
g_autoptr(GVariant) process_info_reply = NULL;
g_autoptr(GVariant) process_info = NULL;
g_autoptr(GError) error = NULL;
gint64 at_time;
g_assert (SYSPROF_IS_RECORDING (recording));
@ -293,6 +287,7 @@ sysprof_linux_instrument_record_fiber (gpointer user_data)
/* We also want to get a bunch of info on user processes so that we can add
* records about them to the recording.
*/
at_time = SYSPROF_CAPTURE_CURRENT_TIME;
if (!(process_info_reply = dex_await_variant (dex_dbus_connection_call (bus,
"org.gnome.Sysprof3",
"/org/gnome/Sysprof3",
@ -307,7 +302,7 @@ sysprof_linux_instrument_record_fiber (gpointer user_data)
/* Add process records for each of the processes discovered */
process_info = g_variant_get_child_value (process_info_reply, 0);
dex_await (add_process_info (recording, process_info), NULL);
dex_await (add_process_info (recording, process_info, at_time), NULL);
return dex_future_new_for_boolean (TRUE);
}