${INSTALL} -c src/config/Makefile.${SYS_NAME}.in libafs_tree/config
${INSTALL} -c src/config/afsconfig.h.in libafs_tree/config
${INSTALL} -c -f -ns configure-libafs libafs_tree/configure
+ case ${SYS_NAME} in \
+ *linux*) \
+ ${INSTALL} -c src/config/make_vnode.pl libafs_tree/config ; \
+ ${INSTALL} -c src/afs/LINUX/osi_vfs.hin libafs_tree/afs ;; \
+ esac
libuafs: libuafs_setup ${UKERNELDIR}
set -x; \
of partitions and will attach and display accordingly. Creating the file
"AlwaysAttach" in the /vicepX directory is used as the trigger to attach it.
+** Linux builds no longer require source changes every time the kernel
+ inode structure changes; the OpenAFS sources will now configure
+ itself to the actual inode structure as defined in the kernel
+ sources.
+
* Changes incorporated in OpenAFS 1.2.1
** vfsck on Digital UNIX and Solaris will now refuse to fsck mounted
#undef INODE_SETATTR_NOT_VOID
#undef STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
-#undef STRUCT_INODE_HAS_I_BYTES
-#undef STRUCT_INODE_HAS_I_CDEV
-#undef STRUCT_INODE_HAS_I_DEVICES
-#undef STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
-#undef STRUCT_INODE_HAS_I_MAPPING_OVERLOAD
-#undef STRUCT_INODE_HAS_I_MMAP_SHARED
-#undef STRUCT_INODE_HAS_I_TRUNCATE_SEM
/* glue for RedHat kernel bug */
#undef ENABLE_REDHAT_BUILDSYS
fi
AC_MSG_RESULT(linux)
if test "x$enable_kernel_module" = "xyes"; then
- LINUX_FS_STRUCT_INODE_HAS_I_BYTES
+ LINUX_BUILD_VNODE_FROM_INODE(config,afs)
LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
- LINUX_FS_STRUCT_INODE_HAS_I_CDEV
- LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
- LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
- LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
- LINUX_FS_STRUCT_INODE_HAS_I_MAPPING_OVERLOAD
- LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
LINUX_INODE_SETATTR_RETURN_TYPE
LINUX_NEED_RHCONFIG
LINUX_WHICH_MODULES
if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
AC_DEFINE(INODE_SETATTR_NOT_VOID)
fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_mmap_shared" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_MMAP_SHARED)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_mapping_overload" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_MAPPING_OVERLOAD)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_cdev" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_CDEV)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_bytes" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_BYTES)
- fi
if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK)
fi
fi
AC_MSG_RESULT(linux)
if test "x$enable_kernel_module" = "xyes"; then
- LINUX_FS_STRUCT_INODE_HAS_I_BYTES
+ LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs/LINUX)
LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
- LINUX_FS_STRUCT_INODE_HAS_I_CDEV
- LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
- LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
- LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
- LINUX_FS_STRUCT_INODE_HAS_I_MAPPING_OVERLOAD
- LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
LINUX_INODE_SETATTR_RETURN_TYPE
LINUX_NEED_RHCONFIG
LINUX_WHICH_MODULES
if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
AC_DEFINE(INODE_SETATTR_NOT_VOID)
fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_mmap_shared" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_MMAP_SHARED)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_mapping_overload" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_MAPPING_OVERLOAD)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_cdev" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_CDEV)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM)
- fi
- if test "x$ac_cv_linux_fs_struct_inode_has_i_bytes" = "xyes"; then
- AC_DEFINE(STRUCT_INODE_HAS_I_BYTES)
- fi
if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK)
fi
+++ /dev/null
-/*
- * Copyright 2000, International Business Machines Corporation and others.
- * All Rights Reserved.
- *
- * This software has been released under the terms of the IBM Public
- * License. For details, see the LICENSE file in the top-level source
- * directory or online at http://www.openafs.org/dl/license10.html
- */
-
-/*
- * Linux interpretations of vnode and vfs structs.
- *
- * The Linux "inode" has been abstracted to the fs independent part to avoid
- * wasting 100+bytes per vnode.
- */
-
-#ifndef OSI_VFS_H_
-#define OSI_VFS_H_
-
-/* The vnode should match the current implementation of the fs independent
- * part of the Linux inode.
- */
-/* The first cut is to continue to use a separate vnode pool. */
-typedef struct vnode {
- struct list_head i_hash;
- struct list_head i_list;
- struct list_head i_dentry;
-#if defined(AFS_LINUX24_ENV)
- struct list_head i_dirty_buffers;
-#endif
-#if defined(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS)
- struct list_head i_dirty_data_buffers;
-#endif
- unsigned long i_ino;
- unsigned int i_count;
- kdev_t i_dev;
- umode_t i_mode;
- nlink_t i_nlink;
- uid_t i_uid;
- gid_t i_gid;
- kdev_t i_rdev;
-#if defined(AFS_LINUX24_ENV) || defined(pgoff2loff)
- loff_t i_size;
-#else
- off_t i_size;
-#endif
- time_t i_atime;
- time_t i_mtime;
- time_t i_ctime;
- unsigned long i_blksize;
- unsigned long i_blocks;
- unsigned long i_version;
-#if !defined(AFS_LINUX24_ENV)
- unsigned long i_nrpages;
-#endif
-#ifdef STRUCT_INODE_HAS_I_BYTES
- unsigned short i_bytes;
-#endif
- struct semaphore i_sem;
-#ifdef STRUCT_INODE_HAS_I_TRUNCATE_SEM
- struct rw_semaphore i_truncate_sem;
-#endif
-#if defined(AFS_LINUX24_ENV)
- struct semaphore i_zombie;
-#else
- struct semaphore i_atomic_write;
-#endif
- struct inode_operations *i_op;
-#if defined(AFS_LINUX24_ENV)
- struct file_operations *i_fop;
-#endif
- struct super_block *i_sb;
-#if defined(AFS_LINUX24_ENV)
- wait_queue_head_t i_wait;
-#else
- struct wait_queue *i_wait;
-#endif
- struct file_lock *i_flock;
-#if defined(AFS_LINUX24_ENV)
- struct address_space *i_mapping;
- struct address_space i_data;
-#else
- struct vm_area_struct *i_mmap;
-#if defined(STRUCT_INODE_HAS_I_MMAP_SHARED)
- struct vm_area_struct *i_mmap_shared;
-#endif
- struct page *i_pages;
-#endif
-#if defined(STRUCT_INODE_HAS_I_MAPPING_OVERLOAD)
- int i_mapping_overload;
-#endif
- struct dquot *i_dquot[MAXQUOTAS];
-#if defined(AFS_LINUX24_ENV)
-#if defined(STRUCT_INODE_HAS_I_DEVICES)
- struct list_head i_devices;
-#endif
- struct pipe_inode_info *i_pipe;
- struct block_device *i_bdev;
-#if defined(STRUCT_INODE_HAS_I_CDEV)
- struct char_device *i_cdev;
-#endif
- unsigned long i_dnotify_mask;
- struct dnotify_struct *i_dnotify;
-#endif
-
- unsigned long i_state;
-
- unsigned int i_flags;
-#if !defined(AFS_LINUX24_ENV)
- unsigned char i_pipe;
-#endif
- unsigned char i_sock;
-
-#if defined(AFS_LINUX24_ENV)
- atomic_t i_writecount;
-#else
- int i_writecount;
-#endif
- unsigned int i_attr_flags;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,2,10)
- __u32 i_generation;
-#endif
-#ifdef notdef
- union {
- struct pipe_inode_info pipe_i;
- struct minix_inode_info minix_i;
- struct ext2_inode_info ext2_i;
- struct hpfs_inode_info hpfs_i;
- struct ntfs_inode_info ntfs_i;
- struct msdos_inode_info msdos_i;
- struct umsdos_inode_info umsdos_i;
- struct iso_inode_info isofs_i;
- struct nfs_inode_info nfs_i;
- struct sysv_inode_info sysv_i;
- struct affs_inode_info affs_i;
- struct ufs_inode_info ufs_i;
- struct romfs_inode_info romfs_i;
- struct coda_inode_info coda_i;
- struct smb_inode_info smbfs_i;
- struct hfs_inode_info hfs_i;
- struct adfs_inode_info adfs_i;
- struct qnx4_inode_info qnx4_i;
- struct socket socket_i;
- void *generic_ip;
- } u;
-#endif
-} vnode_t;
-
-/* Map vnode fields to inode fields. */
-#define i_number i_ino
-#define v_count i_count
-#define v_op i_op
-#if defined(AFS_LINUX24_ENV)
-#define v_fop i_fop
-#endif
-#define v_type i_mode
-#define v_vfsp i_sb
-#define vfs_vnodecovered s_covered
-
-/* v_type bits map to mode bits: */
-#define VNON 0
-#define VREG S_IFREG
-#define VDIR S_IFDIR
-#define VBLK S_IFBLK
-#define VCHR S_IFCHR
-#define VLNK S_IFLNK
-#define VSOCK S_IFSOCK
-
-/* vcexcl - used only by afs_create */
-enum vcexcl { EXCL, NONEXCL } ;
-
-/* afs_open and afs_close needs to distinguish these cases */
-#define FWRITE O_WRONLY|O_RDWR|O_APPEND
-#define FTRUNC O_TRUNC
-
-
-#define IO_APPEND O_APPEND
-#define FSYNC O_SYNC
-
-#define VTOI(V) ((struct inode*)V)
-#define VN_HOLD(V) ((vnode_t*)V)->i_count++;
-#define VN_RELE(V) osi_iput((struct inode *)V);
-#define VFS_STATFS(V, S) ((V)->s_op->statfs)((V), (S), sizeof(*(S)))
-
-
-
-/* Various mode bits */
-#define VWRITE S_IWUSR
-#define VREAD S_IRUSR
-#define VEXEC S_IXUSR
-#define VSUID S_ISUID
-#define VSGID S_ISGID
-
-
-#define vfs super_block
-
-typedef struct vattr {
- int va_type; /* One of v_types above. */
- size_t va_size;
- unsigned long va_blocks;
- unsigned long va_blocksize;
- int va_mask; /* AT_xxx operation to perform. */
- umode_t va_mode; /* mode bits. */
- uid_t va_uid;
- gid_t va_gid;
- int va_fsid; /* Not used? */
- dev_t va_rdev;
- ino_t va_nodeid; /* Inode number */
- nlink_t va_nlink; /* link count for file. */
- struct timeval va_atime;
- struct timeval va_mtime;
- struct timeval va_ctime;
-} vattr_t;
-
-#define VATTR_NULL(A) memset(A, 0, sizeof(struct vattr))
-
-
-/* va_masks - these should match their respective ATTR_xxx #defines in fs.h.
- * afs_notify_change has to use the attr bits in both the Linux and AFS
- * meanings. The glue layer code uses the ATTR_xxx style names.
- */
-#define AT_SIZE ATTR_SIZE
-#define AT_MODE ATTR_MODE
-#define AT_UID ATTR_UID
-#define AT_GID ATTR_GID
-#define AT_MTIME ATTR_MTIME
-
-
-#define vnodeops inode_operations
-
-#endif /* OSI_VFS_H_ */
--- /dev/null
+/*
+ * Copyright 2000, International Business Machines Corporation and others.
+ * All Rights Reserved.
+ *
+ * This software has been released under the terms of the IBM Public
+ * License. For details, see the LICENSE file in the top-level source
+ * directory or online at http://www.openafs.org/dl/license10.html
+ */
+
+/*
+ * Linux interpretations of vnode and vfs structs.
+ *
+ * The Linux "inode" has been abstracted to the fs independent part to avoid
+ * wasting 100+bytes per vnode.
+ */
+
+#ifndef OSI_VFS_H_
+#define OSI_VFS_H_
+
+/* The vnode should match the current implementation of the fs independent
+ * part of the Linux inode.
+ */
+/* The first cut is to continue to use a separate vnode pool. */
+/* LINUX VNODE INCLUDED BELOW -- DO NOT MODIFY */
+
+typedef struct vnode vnode_t;
+
+/* Map vnode fields to inode fields. */
+#define i_number i_ino
+#define v_count i_count
+#define v_op i_op
+#if defined(AFS_LINUX24_ENV)
+#define v_fop i_fop
+#endif
+#define v_type i_mode
+#define v_vfsp i_sb
+#define vfs_vnodecovered s_covered
+
+/* v_type bits map to mode bits: */
+#define VNON 0
+#define VREG S_IFREG
+#define VDIR S_IFDIR
+#define VBLK S_IFBLK
+#define VCHR S_IFCHR
+#define VLNK S_IFLNK
+#define VSOCK S_IFSOCK
+
+/* vcexcl - used only by afs_create */
+enum vcexcl { EXCL, NONEXCL } ;
+
+/* afs_open and afs_close needs to distinguish these cases */
+#define FWRITE O_WRONLY|O_RDWR|O_APPEND
+#define FTRUNC O_TRUNC
+
+
+#define IO_APPEND O_APPEND
+#define FSYNC O_SYNC
+
+#define VTOI(V) ((struct inode*)V)
+#define VN_HOLD(V) ((vnode_t*)V)->i_count++;
+#define VN_RELE(V) osi_iput((struct inode *)V);
+#define VFS_STATFS(V, S) ((V)->s_op->statfs)((V), (S), sizeof(*(S)))
+
+
+
+/* Various mode bits */
+#define VWRITE S_IWUSR
+#define VREAD S_IRUSR
+#define VEXEC S_IXUSR
+#define VSUID S_ISUID
+#define VSGID S_ISGID
+
+
+#define vfs super_block
+
+typedef struct vattr {
+ int va_type; /* One of v_types above. */
+ size_t va_size;
+ unsigned long va_blocks;
+ unsigned long va_blocksize;
+ int va_mask; /* AT_xxx operation to perform. */
+ umode_t va_mode; /* mode bits. */
+ uid_t va_uid;
+ gid_t va_gid;
+ int va_fsid; /* Not used? */
+ dev_t va_rdev;
+ ino_t va_nodeid; /* Inode number */
+ nlink_t va_nlink; /* link count for file. */
+ struct timeval va_atime;
+ struct timeval va_mtime;
+ struct timeval va_ctime;
+} vattr_t;
+
+#define VATTR_NULL(A) memset(A, 0, sizeof(struct vattr))
+
+
+/* va_masks - these should match their respective ATTR_xxx #defines in fs.h.
+ * afs_notify_change has to use the attr bits in both the Linux and AFS
+ * meanings. The glue layer code uses the ATTR_xxx style names.
+ */
+#define AT_SIZE ATTR_SIZE
+#define AT_MODE ATTR_MODE
+#define AT_UID ATTR_UID
+#define AT_GID ATTR_GID
+#define AT_MTIME ATTR_MTIME
+
+
+#define vnodeops inode_operations
+
+#endif /* OSI_VFS_H_ */
AC_MSG_RESULT($ac_cv_linux_fs_struct_address_space_has_page_lock)
CPPFLAGS="$save_CPPFLAGS"])
+
+dnl LINUX_BUILD_VNODE_FROM_INODE (configdir, outputdir)
+dnl defaults: (src/config, src/afs/LINUX)
+
+AC_DEFUN(LINUX_BUILD_VNODE_FROM_INODE, [
+AC_MSG_CHECKING(whether to build osi_vfs.h)
+configdir=ifelse([$1], ,src/config,$1)
+outputdir=ifelse([$2], ,src/afs/LINUX,$2)
+chmod +x $configdir/make_vnode.pl
+$configdir/make_vnode.pl -i $LINUX_KERNEL_PATH -o $outputdir
+])
--- /dev/null
+#!/usr/bin/perl
+#
+# Make VNODE structure from INODE structure
+#
+# Created By: Derek Atkins <warlord@MIT.EDU>
+#
+
+$linux_header_dir="/usr/src/linux";
+$outdir="./src/afs/LINUX";
+
+$sepline="/* LINUX VNODE INCLUDED BELOW -- DO NOT MODIFY */\n";
+
+# makeVfs (fs.h, vfs.hin, vfs.out)
+sub makeVfs {
+ my ($in,$base,$out) = @_;
+ my ($seplinefound);
+
+ open (IN, "$in") || die "Cannot open $in for reading";
+ open (BASE, "$base" ) || die "Cannot open base file $base";
+ open (OUT, ">$out") || die "Cannot open tempfile $out";
+
+ while (<BASE>) {
+ print OUT;
+ if ($_ eq $sepline) {
+ $seplinefound = 1;
+ last;
+ }
+ }
+
+ print OUT $sepline if !$seplinefound;
+
+ my ($state) = 0;
+ while (<IN>) {
+
+ # Look for 'struct inode' definition
+ if ($state == 0) {
+ next unless m/^struct\s+inode\s*\{/;
+ $state++;
+ s/inode/vnode/;
+ # Fallthrough
+ }
+
+ # Look for 'union {' -- print otherwise
+ if ($state == 1) {
+ if (m/^\s*union\s*\{/) {
+ $state++;
+ print OUT "#ifdef notdef\n";
+ }
+ print OUT;
+ next;
+ }
+
+ # Look for the end of the union -- ignore otherwise
+ if ($state == 2) {
+ print OUT;
+ next unless (m/^\s+\}\s*u;/);
+ $state++;
+ print OUT "#endif /* notdef */\n";
+ next;
+ }
+
+ # Look for end brace -- print until we find it
+ if ($state == 3) {
+ print OUT;
+ if (m/^\s*\};/) { $state++ }
+ }
+ }
+
+ while (<BASE>) { print OUT; }
+
+ close (IN);
+ close (BASE);
+ close (OUT);
+}
+
+sub usage {
+ print "usage: $0 [-i linux_header_dir] [-o output_dir] [-h]\n";
+ exit 1;
+}
+
+sub testArg {
+ my ($arg) = @_;
+ return $arg if ($arg && $arg ne "");
+ usage;
+}
+
+while ($_ = shift @ARGV) {
+ if (m/^-i/) { $linux_header_dir = testArg(shift @ARGV); next; }
+ if (m/^-o/) { $outdir = testArg(shift @ARGV); next; }
+ usage;
+}
+
+$linux_fs_h="$linux_header_dir/include/linux/fs.h";
+$vfs_h="$outdir/osi_vfs.h";
+$vfs_hin="$outdir/osi_vfs.hin";
+
+makeVfs ($linux_fs_h, $vfs_hin, "$vfs_h.new");
+
+system ("cmp", "-s", $vfs_h, "$vfs_h.new");
+$exit_value = $? >> 8;
+$signal_num = $? & 127;
+$core_dump = $? & 128;
+
+if ($exit_value == 0 || $signal_num > 0) {
+ unlink "$vfs_h.new";
+ print "nothing to do... $vfs_h not changed.\n"
+} else {
+ unlink "$vfs_h";
+ rename ("$vfs_h.new", $vfs_h);
+ print "wrote $vfs_h\n";
+}
+
+exit 0;