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[PATCH 02/11] bsd-user: Implement fdatasync, fsync and close_from
From: |
Warner Losh |
Subject: |
[PATCH 02/11] bsd-user: Implement fdatasync, fsync and close_from |
Date: |
Sun, 12 Jun 2022 14:48:42 -0600 |
Implement fdatasync(2), fsync(2) and close_from(2).
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Jung-uk Kim <jkim@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
---
bsd-user/bsd-file.h | 22 ++++++++++++++++++++++
bsd-user/freebsd/os-syscall.c | 12 ++++++++++++
2 files changed, 34 insertions(+)
diff --git a/bsd-user/bsd-file.h b/bsd-user/bsd-file.h
index fb54905b46f..3e0f160e312 100644
--- a/bsd-user/bsd-file.h
+++ b/bsd-user/bsd-file.h
@@ -240,4 +240,26 @@ static inline abi_long do_bsd_close(abi_long arg1)
return get_errno(close(arg1));
}
+/* fdatasync(2) */
+static abi_long do_bsd_fdatasync(abi_long arg1)
+{
+
+ return get_errno(fdatasync(arg1));
+}
+
+/* fsync(2) */
+static abi_long do_bsd_fsync(abi_long arg1)
+{
+
+ return get_errno(fsync(arg1));
+}
+
+/* closefrom(2) */
+static abi_long do_bsd_closefrom(abi_long arg1)
+{
+
+ closefrom(arg1); /* returns void */
+ return get_errno(0);
+}
+
#endif /* BSD_FILE_H */
diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c
index a824785fee8..f7d09909925 100644
--- a/bsd-user/freebsd/os-syscall.c
+++ b/bsd-user/freebsd/os-syscall.c
@@ -273,6 +273,18 @@ static abi_long freebsd_syscall(void *cpu_env, int num,
abi_long arg1,
ret = do_bsd_close(arg1);
break;
+ case TARGET_FREEBSD_NR_fdatasync: /* fdatasync(2) */
+ ret = do_bsd_fdatasync(arg1);
+ break;
+
+ case TARGET_FREEBSD_NR_fsync: /* fsync(2) */
+ ret = do_bsd_fsync(arg1);
+ break;
+
+ case TARGET_FREEBSD_NR_freebsd12_closefrom: /* closefrom(2) */
+ ret = do_bsd_closefrom(arg1);
+ break;
+
default:
qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num);
ret = -TARGET_ENOSYS;
--
2.33.1
- [PATCH 00/11] bsd-user: Next round of syscalls, Warner Losh, 2022/06/12
- [PATCH 02/11] bsd-user: Implement fdatasync, fsync and close_from,
Warner Losh <=
- [PATCH 01/11] bsd-user: Implement open, openat and close, Warner Losh, 2022/06/12
- [PATCH 03/11] bsd-user: Implement revoke, access, eaccess and faccessat, Warner Losh, 2022/06/12
- [PATCH 04/11] bsd-user: Implement chdir and fchdir, Warner Losh, 2022/06/12
- [PATCH 05/11] bsd-user: Implement rename and renameat, Warner Losh, 2022/06/12