[sysprof] tracefd: give memfd a descriptive name
- From: Christian Hergert <chergert src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [sysprof] tracefd: give memfd a descriptive name
- Date: Wed, 12 Jun 2019 18:14:41 +0000 (UTC)
commit 5dbb486512036b963a2c35a7b237e48dda1a9ace
Author: Christian Hergert <chergert redhat com>
Date: Wed Jun 12 11:14:21 2019 -0700
tracefd: give memfd a descriptive name
This makes it easier to track down from /proc/$pid/fd/.
src/libsysprof/sysprof-tracefd-source.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
---
diff --git a/src/libsysprof/sysprof-tracefd-source.c b/src/libsysprof/sysprof-tracefd-source.c
index 31197c7..af5e90e 100644
--- a/src/libsysprof/sysprof-tracefd-source.c
+++ b/src/libsysprof/sysprof-tracefd-source.c
@@ -168,6 +168,7 @@ sysprof_tracefd_source_modify_spawn (SysprofSource *source,
{
SysprofTracefdSource *self = (SysprofTracefdSource *)source;
SysprofTracefdSourcePrivate *priv = sysprof_tracefd_source_get_instance_private (self);
+ g_autofree gchar *name = NULL;
g_autofree gchar *fdstr = NULL;
gint dest_fd;
gint fd;
@@ -176,7 +177,9 @@ sysprof_tracefd_source_modify_spawn (SysprofSource *source,
g_assert (SYSPROF_IS_SPAWNABLE (spawnable));
g_assert (priv->tracefd == -1);
- if (-1 == (fd = sysprof_memfd_create ("[sysprof-proxy-capture]")))
+ name = g_strdup_printf ("[sysprof-tracefd:%s]", priv->envvar);
+
+ if (-1 == (fd = sysprof_memfd_create (name)))
{
g_warning ("Failed to create FD for tracefd capture: %s",
g_strerror (errno));
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