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Index: lib/libc/sys/getfsstat.2
===================================================================
--- lib/libc/sys/getfsstat.2
+++ lib/libc/sys/getfsstat.2
@@ -41,7 +41,7 @@
.In sys/ucred.h
.In sys/mount.h
.Ft int
-.Fn getfsstat "struct statfs *buf" "long bufsize" "int flags"
+.Fn getfsstat "struct statfs *buf" "long bufsize" "int flag"
.Sh DESCRIPTION
The
.Fn getfsstat
@@ -74,11 +74,11 @@
returns just the number of mounted file systems.
.Pp
Normally
-.Fa flags
+.Fa flag
should be specified as
.Dv MNT_WAIT .
If
-.Fa flags
+.Fa flag
is set to
.Dv MNT_NOWAIT ,
.Fn getfsstat
@@ -108,6 +108,12 @@
.Fa buf
argument
points to an invalid address.
+.It Bq Er EINVAL
+.Fa flag
+is set to a value other than
+.Dv MNT_WAIT
+or
+.Dv MNT_NOWAIT .
.It Bq Er EIO
An
.Tn I/O
Index: sys/compat/freebsd32/freebsd32_misc.c
===================================================================
--- sys/compat/freebsd32/freebsd32_misc.c
+++ sys/compat/freebsd32/freebsd32_misc.c
@@ -253,7 +253,7 @@
count = uap->bufsize / sizeof(struct statfs32);
size = count * sizeof(struct statfs);
- error = kern_getfsstat(td, &buf, size, &count, UIO_SYSSPACE, uap->flags);
+ error = kern_getfsstat(td, &buf, size, &count, UIO_SYSSPACE, uap->flag);
if (size > 0) {
sp = buf;
copycount = count;
Index: sys/compat/freebsd32/freebsd32_proto.h
===================================================================
--- sys/compat/freebsd32/freebsd32_proto.h
+++ sys/compat/freebsd32/freebsd32_proto.h
@@ -917,7 +917,7 @@
struct freebsd4_freebsd32_getfsstat_args {
char buf_l_[PADL_(struct statfs32 *)]; struct statfs32 * buf; char buf_r_[PADR_(struct statfs32 *)];
char bufsize_l_[PADL_(long)]; long bufsize; char bufsize_r_[PADR_(long)];
- char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
+ char flag_l_[PADL_(int)]; int flag; char flag_r_[PADR_(int)];
};
struct freebsd4_freebsd32_statfs_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
Index: sys/compat/freebsd32/freebsd32_systrace_args.c
===================================================================
--- sys/compat/freebsd32/freebsd32_systrace_args.c
+++ sys/compat/freebsd32/freebsd32_systrace_args.c
@@ -1960,7 +1960,7 @@
struct getfsstat_args *p = params;
uarg[0] = (intptr_t) p->buf; /* struct statfs * */
iarg[1] = p->bufsize; /* long */
- iarg[2] = p->flags; /* int */
+ iarg[2] = p->flag; /* int */
*n_args = 3;
break;
}
Index: sys/compat/freebsd32/syscalls.master
===================================================================
--- sys/compat/freebsd32/syscalls.master
+++ sys/compat/freebsd32/syscalls.master
@@ -89,7 +89,7 @@
obreak_args int
18 AUE_GETFSSTAT COMPAT4 { int freebsd32_getfsstat( \
struct statfs32 *buf, long bufsize, \
- int flags); }
+ int flag); }
19 AUE_LSEEK COMPAT { int freebsd32_lseek(int fd, int offset, \
int whence); }
20 AUE_GETPID NOPROTO { pid_t getpid(void); }
@@ -711,7 +711,7 @@
off_t *sbytes, int flags); }
394 AUE_NULL UNIMPL mac_syscall
395 AUE_GETFSSTAT NOPROTO { int getfsstat(struct statfs *buf, \
- long bufsize, int flags); }
+ long bufsize, int flag); }
396 AUE_STATFS NOPROTO { int statfs(char *path, \
struct statfs *buf); }
397 AUE_FSTATFS NOPROTO { int fstatfs(int fd, struct statfs *buf); }
Index: sys/kern/syscalls.master
===================================================================
--- sys/kern/syscalls.master
+++ sys/kern/syscalls.master
@@ -85,7 +85,7 @@
17 AUE_NULL STD { int obreak(char *nsize); } break \
obreak_args int
18 AUE_GETFSSTAT COMPAT4 { int getfsstat(struct ostatfs *buf, \
- long bufsize, int flags); }
+ long bufsize, int flag); }
19 AUE_LSEEK COMPAT { long lseek(int fd, long offset, \
int whence); }
20 AUE_GETPID STD { pid_t getpid(void); }
@@ -706,7 +706,7 @@
394 AUE_NULL STD { int mac_syscall(const char *policy, \
int call, void *arg); }
395 AUE_GETFSSTAT STD { int getfsstat(struct statfs *buf, \
- long bufsize, int flags); }
+ long bufsize, int flag); }
396 AUE_STATFS STD { int statfs(char *path, \
struct statfs *buf); }
397 AUE_FSTATFS STD { int fstatfs(int fd, struct statfs *buf); }
Index: sys/kern/systrace_args.c
===================================================================
--- sys/kern/systrace_args.c
+++ sys/kern/systrace_args.c
@@ -2072,7 +2072,7 @@
struct getfsstat_args *p = params;
uarg[0] = (intptr_t) p->buf; /* struct statfs * */
iarg[1] = p->bufsize; /* long */
- iarg[2] = p->flags; /* int */
+ iarg[2] = p->flag; /* int */
*n_args = 3;
break;
}
Index: sys/kern/vfs_syscalls.c
===================================================================
--- sys/kern/vfs_syscalls.c
+++ sys/kern/vfs_syscalls.c
@@ -412,7 +412,7 @@
struct getfsstat_args {
struct statfs *buf;
long bufsize;
- int flags;
+ int flag;
};
#endif
int
@@ -421,7 +421,7 @@
register struct getfsstat_args /* {
struct statfs *buf;
long bufsize;
- int flags;
+ int flag;
} */ *uap;
{
size_t count;
@@ -430,7 +430,7 @@
if (uap->bufsize < 0 || uap->bufsize > SIZE_MAX)
return (EINVAL);
error = kern_getfsstat(td, &uap->buf, uap->bufsize, &count,
- UIO_USERSPACE, uap->flags);
+ UIO_USERSPACE, uap->flag);
if (error == 0)
td->td_retval[0] = count;
return (error);
@@ -443,13 +443,20 @@
*/
int
kern_getfsstat(struct thread *td, struct statfs **buf, size_t bufsize,
- size_t *countp, enum uio_seg bufseg, int flags)
+ size_t *countp, enum uio_seg bufseg, int flag)
{
struct mount *mp, *nmp;
struct statfs *sfsp, *sp, sb, *tofree;
size_t count, maxcount;
int error;
+ switch (flag) {
+ case MNT_WAIT:
+ case MNT_NOWAIT:
+ break;
+ default:
+ return (EINVAL);
+ }
restart:
maxcount = bufsize / sizeof(struct statfs);
if (bufsize == 0) {
@@ -483,7 +490,7 @@
continue;
}
#endif
- if (flags == MNT_WAIT) {
+ if (flag == MNT_WAIT) {
if (vfs_busy(mp, MBF_MNTLSTLOCK) != 0) {
/*
* If vfs_busy() failed, and MBF_NOWAIT
@@ -515,7 +522,7 @@
* If MNT_NOWAIT or MNT_LAZY is specified, do not
* refresh the fsstat cache.
*/
- if (flags != MNT_LAZY && flags != MNT_NOWAIT) {
+ if (flag != MNT_LAZY && flag != MNT_NOWAIT) {
error = VFS_STATFS(mp, sp);
if (error != 0) {
mtx_lock(&mountlist_mtx);
@@ -620,7 +627,7 @@
struct freebsd4_getfsstat_args {
struct ostatfs *buf;
long bufsize;
- int flags;
+ int flag;
};
#endif
int
@@ -629,7 +636,7 @@
register struct freebsd4_getfsstat_args /* {
struct ostatfs *buf;
long bufsize;
- int flags;
+ int flag;
} */ *uap;
{
struct statfs *buf, *sp;
@@ -644,7 +651,7 @@
return (EINVAL);
size = count * sizeof(struct statfs);
error = kern_getfsstat(td, &buf, size, &count, UIO_SYSSPACE,
- uap->flags);
+ uap->flag);
td->td_retval[0] = count;
if (size != 0) {
sp = buf;
Index: sys/sys/syscallsubr.h
===================================================================
--- sys/sys/syscallsubr.h
+++ sys/sys/syscallsubr.h
@@ -109,7 +109,7 @@
int kern_getdirentries(struct thread *td, int fd, char *buf, u_int count,
long *basep, ssize_t *residp, enum uio_seg bufseg);
int kern_getfsstat(struct thread *td, struct statfs **buf, size_t bufsize,
- size_t *countp, enum uio_seg bufseg, int flags);
+ size_t *countp, enum uio_seg bufseg, int flag);
int kern_getitimer(struct thread *, u_int, struct itimerval *);
int kern_getppid(struct thread *);
int kern_getpeername(struct thread *td, int fd, struct sockaddr **sa,
Index: sys/sys/sysproto.h
===================================================================
--- sys/sys/sysproto.h
+++ sys/sys/sysproto.h
@@ -1102,7 +1102,7 @@
struct getfsstat_args {
char buf_l_[PADL_(struct statfs *)]; struct statfs * buf; char buf_r_[PADR_(struct statfs *)];
char bufsize_l_[PADL_(long)]; long bufsize; char bufsize_r_[PADR_(long)];
- char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
+ char flag_l_[PADL_(int)]; int flag; char flag_r_[PADR_(int)];
};
struct statfs_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
@@ -2350,7 +2350,7 @@
struct freebsd4_getfsstat_args {
char buf_l_[PADL_(struct ostatfs *)]; struct ostatfs * buf; char buf_r_[PADR_(struct ostatfs *)];
char bufsize_l_[PADL_(long)]; long bufsize; char bufsize_r_[PADR_(long)];
- char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
+ char flag_l_[PADL_(int)]; int flag; char flag_r_[PADR_(int)];
};
struct freebsd4_statfs_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];

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