AC_CHECK_LINUX_BUILD([whether inode_operations.permission takes flags],
[ac_cv_linux_func_i_permission_takes_flags],
[#include <linux/fs.h>],
- [struct inode _inode;
+ [struct inode _inode = {0};
unsigned int flags = 0;
(void)_inode.i_op->permission(&_inode, 0, flags);],
[IOP_PERMISSION_TAKES_FLAGS],
])
+int (*fsync) (struct file *, loff_t start, loff_t end, int datasync);
+
+AC_DEFUN([LINUX_FOP_F_FSYNC_TAKES_RANGE], [
+ AC_CHECK_LINUX_BUILD([whether file_operations.fsync takes a range],
+ [ac_cv_linux_func_f_fsync_takes_range],
+ [#include <linux/fs.h>],
+[struct inode _inode;
+struct file _file;
+loff_t start, end;
+(void)_inode.i_fop->fsync(&_file, start, end, 0);],
+ [FOP_FSYNC_TAKES_RANGE],
+ [define if your fops.fsync takes range arguments],
+ [])
+])
+
+
AC_DEFUN([LINUX_HAVE_KMEM_CACHE_T], [
AC_CHECK_LINUX_BUILD([whether kmem_cache_t exists],
[ac_cv_linux_have_kmem_cache_t],
AC_DEFUN([LINUX_D_PATH_TAKES_STRUCT_PATH], [
AC_CHECK_LINUX_BUILD([if d_path() takes a struct path argument],
[ac_cv_linux_d_path_takes_struct_path],
- [#include <linux/dcache.h>],
+ [#include <linux/fs.h>],
[struct path *p; d_path(p, NULL, 0);],
[D_PATH_TAKES_STRUCT_PATH],
[define if d_path() takes a struct path argument],
AC_DEFUN([LINUX_HAVE_DCACHE_LOCK], [
AC_CHECK_LINUX_BUILD([for dcache_lock],
[ac_cv_linux_have_dcache_lock],
- [#include <linux/dcache.h> ],
+ [#include <linux/fs.h> ],
[printk("%p", &dcache_lock);],
[HAVE_DCACHE_LOCK],
[define if dcache_lock exists],
[])
])
+
+AC_DEFUN([LINUX_D_COUNT_IS_INT], [
+ AC_CHECK_LINUX_BUILD([if dentry->d_count is an int],
+ [ac_cv_linux_d_count_int],
+ [#include <linux/fs.h> ],
+ [struct dentry _d;
+ dget(&_d);
+ _d.d_count = 1;],
+ [D_COUNT_INT],
+ [define if dentry->d_count is an int],
+ [-Werror])
+])
+
+
+AC_DEFUN([LINUX_DOP_D_DELETE_TAKES_CONST], [
+ AC_CHECK_LINUX_BUILD([whether dentry.d_op->d_delete takes a const argument],
+ [ac_cv_linux_dop_d_delete_takes_const],
+ [#include <linux/fs.h>
+ #include <linux/dcache.h>],
+ [struct dentry_operations _d_ops;
+ int _d_del(const struct dentry *de) {return 0;};
+ _d_ops.d_delete = _d_del;],
+ [DOP_D_DELETE_TAKES_CONST],
+ [define if dentry.d_op->d_delete takes a const argument],
+ [-Werror])
+])
+
+
+AC_DEFUN([LINUX_IOP_MKDIR_TAKES_UMODE_T], [
+ AC_CHECK_LINUX_BUILD([whether inode.i_op->mkdir takes a umode_t argument],
+ [ac_cv_linux_iop_mkdir_takes_umode_t],
+ [#include <linux/fs.h>],
+ [struct inode_operations _i_ops;
+ int _mkdir(struct inode *i, struct dentry *d, umode_t m) {return 0;};
+ _i_ops.mkdir = _mkdir;],
+ [IOP_MKDIR_TAKES_UMODE_T],
+ [define if inode.i_op->mkdir takes a umode_t argument],
+ [-Werror])
+])
+
+
+AC_DEFUN([LINUX_IOP_CREATE_TAKES_UMODE_T], [
+ AC_CHECK_LINUX_BUILD([whether inode.i_op->create takes a umode_t argument],
+ [ac_cv_linux_iop_create_takes_umode_t],
+ [#include <linux/fs.h>],
+ [struct inode_operations _i_ops;
+ int _create(struct inode *i, struct dentry *d, umode_t m, struct nameidata *n)
+ {return 0;};
+ _i_ops.create = _create;],
+ [IOP_CREATE_TAKES_UMODE_T],
+ [define if inode.i_op->create takes a umode_t argument],
+ [-Werror])
+])
+
+
+AC_DEFUN([LINUX_EXPORT_OP_ENCODE_FH_TAKES_INODES], [
+ AC_CHECK_LINUX_BUILD([whether export operation encode_fh takes inode arguments],
+ [ac_cv_linux_export_op_encode_fh__takes_inodes],
+ [#include <linux/exportfs.h>],
+ [struct export_operations _exp_ops;
+ int _encode_fh(struct inode *i, __u32 *fh, int *len, struct inode *p)
+ {return 0;};
+ _exp_ops.encode_fh = _encode_fh;],
+ [EXPORT_OP_ENCODE_FH_TAKES_INODES],
+ [define if encode_fh export op takes inode arguments],
+ [-Werror])
+])
+
+
+AC_DEFUN([LINUX_KMAP_ATOMIC_TAKES_NO_KM_TYPE], [
+ AC_CHECK_LINUX_BUILD([whether kmap_atomic takes no km_type argument],
+ [ac_cv_linux_kma_atomic_takes_no_km_type],
+ [#include <linux/highmem.h>],
+ [struct page *p = NULL;
+ kmap_atomic(p);],
+ [KMAP_ATOMIC_TAKES_NO_KM_TYPE],
+ [define if kmap_atomic takes no km_type argument],
+ [-Werror])
+])
+
+
+AC_DEFUN([LINUX_DENTRY_OPEN_TAKES_PATH], [
+ AC_CHECK_LINUX_BUILD([whether dentry_open takes a path argument],
+ [ac_cv_linux_dentry_open_takes_path],
+ [#include <linux/fs.h>],
+ [struct path p;
+ dentry_open(&p, 0, NULL);],
+ [DENTRY_OPEN_TAKES_PATH],
+ [define if dentry_open takes a path argument],
+ [-Werror])
+])
+
+
+AC_DEFUN([LINUX_D_ALIAS_IS_HLIST], [
+ AC_CHECK_LINUX_BUILD([whether dentry->d_alias is an hlist],
+ [ac_cv_linux_d_alias_is_hlist],
+ [#include <linux/fs.h>],
+ [struct dentry *d = NULL;
+ struct hlist_node *hn = NULL;
+ d->d_alias = *hn;],
+ [D_ALIAS_IS_HLIST],
+ [define if dentry->d_alias is an hlist],
+ [])
+])
+
+
+AC_DEFUN([LINUX_IOP_I_CREATE_TAKES_BOOL], [
+ AC_CHECK_LINUX_BUILD([whether inode_operations.create takes a bool],
+ [ac_cv_linux_func_i_create_takes_bool],
+ [#include <linux/fs.h>
+ #include <linux/namei.h>],
+ [struct inode _inode = {};
+ struct dentry _dentry;
+ bool b = true;
+ (void)_inode.i_op->create(&_inode, &_dentry, 0, b);],
+ [IOP_CREATE_TAKES_BOOL],
+ [define if your iops.create takes a bool argument],
+ [-Werror])
+])
+
+
+AC_DEFUN([LINUX_DOP_D_REVALIDATE_TAKES_UNSIGNED], [
+ AC_CHECK_LINUX_BUILD([whether dentry_operations.d_revalidate takes an unsigned int],
+ [ac_cv_linux_func_d_revalidate_takes_unsigned],
+ [#include <linux/fs.h>
+ #include <linux/namei.h>],
+ [struct dentry_operations dops;
+ int reval(struct dentry *d, unsigned int i) { return 0; };
+ dops.d_revalidate = reval;],
+ [DOP_REVALIDATE_TAKES_UNSIGNED],
+ [define if your dops.d_revalidate takes an unsigned int argument],
+ [-Werror])
+])
git://git.openafs.org / openafs.git / blobdiff