36 int do_truncate(struct dentry *dentry, loff_t length, unsigned int time_attrs,  in do_truncate()  argument
43 	if (length < 0)  in do_truncate()
46 	newattrs.ia_size = length;  in do_truncate()
64 static long do_sys_truncate(const char __user *pathname, loff_t length)  in do_sys_truncate()  argument
71 	if (length < 0)	/* sorry, but loff_t says... */  in do_sys_truncate()
112 	error = locks_verify_truncate(inode, NULL, length);  in do_sys_truncate()
116 		error = do_truncate(path.dentry, length, 0, NULL);  in do_sys_truncate()
128 SYSCALL_DEFINE2(truncate, const char __user *, path, long, length)  in SYSCALL_DEFINE2()  argument
130 	return do_sys_truncate(path, length);  in SYSCALL_DEFINE2()
133 static long do_sys_ftruncate(unsigned int fd, loff_t length, int small)  in do_sys_ftruncate()  argument
141 	if (length < 0)  in do_sys_ftruncate()
160 	if (small && length > MAX_NON_LFS)  in do_sys_ftruncate()
167 	error = locks_verify_truncate(inode, file, length);  in do_sys_ftruncate()
171 		error = do_truncate(dentry, length, ATTR_MTIME|ATTR_CTIME, file);  in do_sys_ftruncate()
178 SYSCALL_DEFINE2(ftruncate, unsigned int, fd, unsigned long, length)  in SYSCALL_DEFINE2()  argument
180 	long ret = do_sys_ftruncate(fd, length, 1);  in SYSCALL_DEFINE2()
182 	asmlinkage_protect(2, ret, fd, length);  in SYSCALL_DEFINE2()
188 SYSCALL_DEFINE(truncate64)(const char __user * path, loff_t length)  in SYSCALL_DEFINE()
190 	return do_sys_truncate(path, length);  in SYSCALL_DEFINE()
193 asmlinkage long SyS_truncate64(long path, loff_t length)  in SyS_truncate64()  argument
195 	return SYSC_truncate64((const char __user *) path, length);  in SyS_truncate64()
200 SYSCALL_DEFINE(ftruncate64)(unsigned int fd, loff_t length)  in SYSCALL_DEFINE()
202 	long ret = do_sys_ftruncate(fd, length, 0);  in SYSCALL_DEFINE()
204 	asmlinkage_protect(2, ret, fd, length);  in SYSCALL_DEFINE()
208 asmlinkage long SyS_ftruncate64(long fd, loff_t length)  in SyS_ftruncate64()  argument
210 	return SYSC_ftruncate64((unsigned int) fd, length);  in SyS_ftruncate64()