From: Wei Gao via ltp <ltp@lists.linux.it>
To: ltp@lists.linux.it
Subject: [LTP] [PATCH v1] ioctl_fiemap01: New test for fiemap ioctl()
Date: Wed, 18 Oct 2023 01:43:57 -0400 [thread overview]
Message-ID: <20231018054357.29035-1-wegao@suse.com> (raw)
Fix: #535
Signed-off-by: Wei Gao <wegao@suse.com>
---
runtest/syscalls | 2 +
testcases/kernel/syscalls/ioctl/.gitignore | 1 +
.../kernel/syscalls/ioctl/ioctl_fiemap01.c | 107 ++++++++++++++++++
3 files changed, 110 insertions(+)
create mode 100644 testcases/kernel/syscalls/ioctl/ioctl_fiemap01.c
diff --git a/runtest/syscalls b/runtest/syscalls
index 4152e1e5f..c7a0b2301 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -588,6 +588,8 @@ ioctl_ns07 ioctl_ns07
ioctl_sg01 ioctl_sg01
+ioctl_fiemap01 ioctl_fiemap01
+
inotify_init1_01 inotify_init1_01
inotify_init1_02 inotify_init1_02
diff --git a/testcases/kernel/syscalls/ioctl/.gitignore b/testcases/kernel/syscalls/ioctl/.gitignore
index 5fff7a61d..64adcdfe6 100644
--- a/testcases/kernel/syscalls/ioctl/.gitignore
+++ b/testcases/kernel/syscalls/ioctl/.gitignore
@@ -22,3 +22,4 @@
/ioctl_ns06
/ioctl_ns07
/ioctl_sg01
+/ioctl_fiemap01
diff --git a/testcases/kernel/syscalls/ioctl/ioctl_fiemap01.c b/testcases/kernel/syscalls/ioctl/ioctl_fiemap01.c
new file mode 100644
index 000000000..e0511667e
--- /dev/null
+++ b/testcases/kernel/syscalls/ioctl/ioctl_fiemap01.c
@@ -0,0 +1,107 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2023 Wei Gao <wegao@suse.com>
+ */
+
+/*\
+ * [Description]
+ *
+ * Verify basic fiemap ioctl
+ *
+ */
+
+#include <linux/fs.h>
+#include <linux/fiemap.h>
+#include <stdlib.h>
+
+#include "tst_test.h"
+
+#define TESTFILE "testfile"
+#define NUM_EXTENT 2
+#define FILE_OFFSET ((rand() % 8 + 2) * getpagesize())
+
+static char *buf;
+
+static void print_extens(struct fiemap *fiemap)
+{
+
+ tst_res(TINFO, "File extent count: %u", fiemap->fm_mapped_extents);
+ for (unsigned int i = 0; i < fiemap->fm_mapped_extents; ++i) {
+ tst_res(TINFO, "Extent %u: Logical offset: %llu, Physical offset: %llu, flags: %u, Length: %llu",
+ i + 1,
+ fiemap->fm_extents[i].fe_logical,
+ fiemap->fm_extents[i].fe_physical,
+ fiemap->fm_extents[i].fe_flags,
+ fiemap->fm_extents[i].fe_length);
+ }
+}
+
+static void verify_ioctl(void)
+{
+ int fd;
+ struct fiemap *fiemap;
+
+ fd = SAFE_OPEN(TESTFILE, O_RDWR | O_CREAT, 0644);
+
+ fiemap = SAFE_MALLOC(sizeof(struct fiemap) + sizeof(struct fiemap_extent) * NUM_EXTENT);
+ fiemap->fm_start = 0;
+ fiemap->fm_length = ~0ULL;
+ fiemap->fm_extent_count = 1;
+
+ fiemap->fm_flags = -1;
+ TST_EXP_FAIL(ioctl(fd, FS_IOC_FIEMAP, fiemap), EBADR);
+
+ fiemap->fm_flags = 0;
+ SAFE_IOCTL(fd, FS_IOC_FIEMAP, fiemap);
+ print_extens(fiemap);
+ if (fiemap->fm_mapped_extents == 0)
+ tst_res(TPASS, "Check fiemap iotct step1 pass");
+
+ SAFE_WRITE(SAFE_WRITE_ANY, fd, buf, getpagesize());
+ SAFE_IOCTL(fd, FS_IOC_FIEMAP, fiemap);
+ print_extens(fiemap);
+ if ((fiemap->fm_mapped_extents == 1) && (fiemap->fm_extents[0].fe_physical == 0))
+ tst_res(TPASS, "Check fiemap iotct step2 pass");
+
+ fiemap->fm_flags = FIEMAP_FLAG_SYNC;
+ SAFE_IOCTL(fd, FS_IOC_FIEMAP, fiemap);
+ print_extens(fiemap);
+ if ((fiemap->fm_extent_count == 1) &&
+ (fiemap->fm_extents[0].fe_flags == FIEMAP_EXTENT_LAST) &&
+ (fiemap->fm_extents[0].fe_physical > 0) &&
+ (fiemap->fm_extents[0].fe_length == (__u64)getpagesize()))
+ tst_res(TPASS, "Check fiemap iotct step3 pass");
+
+ fiemap->fm_extent_count = NUM_EXTENT;
+ srand(time(NULL));
+ SAFE_LSEEK(fd, FILE_OFFSET, SEEK_SET);
+ SAFE_WRITE(SAFE_WRITE_ALL, fd, buf, getpagesize());
+ SAFE_IOCTL(fd, FS_IOC_FIEMAP, fiemap);
+ print_extens(fiemap);
+ if ((fiemap->fm_extent_count == NUM_EXTENT) &&
+ (fiemap->fm_extents[NUM_EXTENT - 1].fe_flags == FIEMAP_EXTENT_LAST) &&
+ (fiemap->fm_extents[NUM_EXTENT - 1].fe_physical > 0) &&
+ (fiemap->fm_extents[NUM_EXTENT - 1].fe_length == (__u64)getpagesize()))
+ tst_res(TPASS, "Check fiemap iotct step4 pass");
+
+ free(fiemap);
+ close(fd);
+}
+
+static void setup(void)
+{
+ buf = SAFE_MALLOC(getpagesize());
+}
+
+static void cleanup(void)
+{
+ free(buf);
+}
+
+static struct tst_test test = {
+ .setup = setup,
+ .cleanup = cleanup,
+ .test_all = verify_ioctl,
+ .needs_root = 1,
+ .needs_tmpdir = 1,
+};
--
2.35.3
--
Mailing list info: https://lists.linux.it/listinfo/ltp
next reply other threads:[~2023-10-18 5:44 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-18 5:43 Wei Gao via ltp [this message]
2024-01-15 15:23 ` [LTP] [PATCH v1] ioctl_fiemap01: New test for fiemap ioctl() Cyril Hrubis
2024-01-18 7:32 ` [LTP] [PATCH v2] " Wei Gao via ltp
2024-02-28 17:07 ` Petr Vorel
2024-03-29 8:28 ` Wei Gao via ltp
2024-03-29 21:32 ` Petr Vorel
2024-03-31 2:15 ` Wei Gao via ltp
2024-03-31 2:17 ` [LTP] [PATCH v3] " Wei Gao via ltp
2024-04-03 9:28 ` Petr Vorel
2024-04-15 10:17 ` Wei Gao via ltp
2024-04-15 12:17 ` Petr Vorel
2024-04-15 11:46 ` [LTP] [PATCH v4] " Wei Gao via ltp
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