Signed-off-by: LongPing Wei <weilongp...@oppo.com>
---
v2: update manual of f2fs_io
---
man/f2fs_io.8 | 6 ++++++
tools/f2fs_io/f2fs_io.c | 25 +++++++++++++++++++++++++
2 files changed, 31 insertions(+)
diff --git a/man/f2fs_io.8 b/man/f2fs_io.8
index b9c9dc8..124d662 100644
--- a/man/f2fs_io.8
+++ b/man/f2fs_io.8
@@ -11,6 +11,12 @@ administrative purposes.
\fBset_verity\fR \fI[file]\fR
Set the verity flags associated with the specified file.
.TP
+\fBfsync\fR \fI[file]\fR
+fsync given the file.
+.TP
+\fBfdatasync\fR \fI[file]\fR
+fdatasync given the file.
+.TP
\fBgetflags\fR \fI[file]\fR
Get the flags associated with the specified file.
.TP
diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c
index 94f0adf..8fbad3c 100644
--- a/tools/f2fs_io/f2fs_io.c
+++ b/tools/f2fs_io/f2fs_io.c
@@ -174,6 +174,30 @@ static void do_fsync(int argc, char **argv, const struct
cmd_desc *cmd)
exit(0);
}
+#define fdatasync_desc "fdatasync"
+#define fdatasync_help \
+"f2fs_io fdatasync [file]\n\n" \
+"fdatasync given the file\n" \
+
+static void do_fdatasync(int argc, char **argv, const struct cmd_desc *cmd)
+{
+ int fd;
+
+ if (argc != 2) {
+ fputs("Excess arguments\n\n", stderr);
+ fputs(cmd->cmd_help, stderr);
+ exit(1);
+ }
+
+ fd = xopen(argv[1], O_WRONLY, 0);
+
+ if (fdatasync(fd) != 0)
+ die_errno("fdatasync failed");
+
+ printf("fdatasync a file\n");
+ exit(0);
+}
+
#define set_verity_desc "Set fs-verity"
#define set_verity_help \
"f2fs_io set_verity [file]\n\n" \
@@ -1808,6 +1832,7 @@ static void do_help(int argc, char **argv, const struct
cmd_desc *cmd);
const struct cmd_desc cmd_list[] = {
_CMD(help),
CMD(fsync),
+ CMD(fdatasync),
CMD(set_verity),
CMD(getflags),
CMD(setflags),
--
2.34.1
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