[DTrace-devel] [PATCH v2 13/20] drti: use /proc/self/maps
Nick Alcock
nick.alcock at oracle.com
Wed Sep 7 13:00:00 UTC 2022
This works in conjunction with PID namespaces where using getpid() does
not.
Signed-off-by: Nick Alcock <nick.alcock at oracle.com>
Reviewed-by: Eugene Loh <eugene.loh at oracle.com>
---
libdtrace/drti.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libdtrace/drti.c b/libdtrace/drti.c
index a5faa678a1e0..a533028264d3 100644
--- a/libdtrace/drti.c
+++ b/libdtrace/drti.c
@@ -1,6 +1,6 @@
/*
* Oracle Linux DTrace.
- * Copyright (c) 2008, 2020, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2008, 2022, Oracle and/or its affiliates. All rights reserved.
* Licensed under the Universal Permissive License v 1.0 as shown at
* http://oss.oracle.com/licenses/upl.
*/
@@ -96,7 +96,7 @@ dtrace_dof_init(void)
#else
lmid = 0; /* We need a way to determine this. */
- snprintf(mfn, sizeof(mfn), "/proc/%d/maps", getpid());
+ snprintf(mfn, sizeof(mfn), "/proc/self/maps");
if ((fp = fopen(mfn, "re")) == NULL) {
dprintf(2, "DRTI: Failed to open maps file.\n");
goto out;
--
2.37.1.265.g363c192786.dirty
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