* [LTP] [PATCH] syscalls/fanotify10: Add a test case for ignore mask and events on child
@ 2020-06-08 6:43 Amir Goldstein
2020-06-08 8:22 ` Petr Vorel
0 siblings, 1 reply; 3+ messages in thread
From: Amir Goldstein @ 2020-06-08 6:43 UTC (permalink / raw)
To: ltp
Add a regression test case for kernel commit 2f02fd3fa13e:
fanotify: fix ignore mask logic for events on child and on dir
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
---
.../kernel/syscalls/fanotify/fanotify10.c | 23 ++++++++++++++++---
1 file changed, 20 insertions(+), 3 deletions(-)
diff --git a/testcases/kernel/syscalls/fanotify/fanotify10.c b/testcases/kernel/syscalls/fanotify/fanotify10.c
index ef0807761..3cdb25a73 100644
--- a/testcases/kernel/syscalls/fanotify/fanotify10.c
+++ b/testcases/kernel/syscalls/fanotify/fanotify10.c
@@ -15,6 +15,10 @@
* This is a regression test for commit:
*
* 9bdda4e9cf2d fsnotify: fix ignore mask logic in fsnotify()
+ *
+ * Test case #16 is a regression test for commit:
+ *
+ * 2f02fd3fa13e fanotify: fix ignore mask logic for events on child...
*/
#define _GNU_SOURCE
#include "config.h"
@@ -193,7 +197,13 @@ static struct tcase {
MNT2_PATH, FANOTIFY_MOUNT,
FILE_EXEC_PATH, FAN_OPEN | FAN_OPEN_EXEC,
FAN_OPEN | FAN_OPEN_EXEC
- }
+ },
+ {
+ "ignore child exec events created on a specific mount point",
+ MOUNT_PATH, FANOTIFY_INODE,
+ MOUNT_PATH, FANOTIFY_MOUNT,
+ FILE_EXEC_PATH, FAN_OPEN_EXEC, FAN_OPEN | FAN_OPEN_EXEC
+ },
};
static int create_fanotify_groups(unsigned int n)
@@ -212,10 +222,16 @@ static int create_fanotify_groups(unsigned int n)
FAN_NONBLOCK,
O_RDONLY);
- /* Add mark for each group */
+ /*
+ * Add mark for each group.
+ *
+ * FAN_EVENT_ON_CHILD has no effect on filesystem/mount
+ * or inode mark on non-directory.
+ */
ret = fanotify_mark(fd_notify[p][i],
FAN_MARK_ADD | mark->flag,
- tc->expected_mask_without_ignore,
+ tc->expected_mask_without_ignore |
+ FAN_EVENT_ON_CHILD,
AT_FDCWD, tc->mark_path);
if (ret < 0) {
if (errno == EINVAL &&
@@ -445,6 +461,7 @@ static struct tst_test test = {
.resource_files = resource_files,
.tags = (const struct tst_tag[]) {
{"linux-git", "9bdda4e9cf2d"},
+ {"linux-git", "2f02fd3fa13e"},
{}
}
};
--
2.17.1
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2020-06-08 6:43 [LTP] [PATCH] syscalls/fanotify10: Add a test case for ignore mask and events on child Amir Goldstein
2020-06-08 8:22 ` Petr Vorel
2020-06-08 8:41 ` Petr Vorel
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