The patch titled
reiserfs: new export ops
has been added to the -mm tree. Its filename is
reiserfs-new-export-ops.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: reiserfs: new export ops
From: Christoph Hellwig <hch@xxxxxx>
Another nice little cleanup by using the new methods.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Cc: Neil Brown <neilb@xxxxxxx>
Cc: "J. Bruce Fields" <bfields@xxxxxxxxxxxx>
Cc: Chris Mason <mason@xxxxxxxx>
Cc: Jeff Mahoney <jeffm@xxxxxxxx>
Cc: "Vladimir V. Saveliev" <vs@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/reiserfs/inode.c | 62 ++++++++++++++--------------------
fs/reiserfs/super.c | 4 +-
include/linux/reiserfs_fs.h | 12 +++---
3 files changed, 35 insertions(+), 43 deletions(-)
diff -puN fs/reiserfs/inode.c~reiserfs-new-export-ops fs/reiserfs/inode.c
--- a/fs/reiserfs/inode.c~reiserfs-new-export-ops
+++ a/fs/reiserfs/inode.c
@@ -1515,19 +1515,20 @@ struct inode *reiserfs_iget(struct super
return inode;
}
-struct dentry *reiserfs_get_dentry(struct super_block *sb, void *vobjp)
+static struct dentry *reiserfs_get_dentry(struct super_block *sb,
+ u32 objectid, u32 dir_id, u32 generation)
+
{
- __u32 *data = vobjp;
struct cpu_key key;
struct dentry *result;
struct inode *inode;
- key.on_disk_key.k_objectid = data[0];
- key.on_disk_key.k_dir_id = data[1];
+ key.on_disk_key.k_objectid = objectid;
+ key.on_disk_key.k_dir_id = dir_id;
reiserfs_write_lock(sb);
inode = reiserfs_iget(sb, &key);
- if (inode && !IS_ERR(inode) && data[2] != 0 &&
- data[2] != inode->i_generation) {
+ if (inode && !IS_ERR(inode) && generation != 0 &&
+ generation != inode->i_generation) {
iput(inode);
inode = NULL;
}
@@ -1544,14 +1545,9 @@ struct dentry *reiserfs_get_dentry(struc
return result;
}
-struct dentry *reiserfs_decode_fh(struct super_block *sb, __u32 * data,
- int len, int fhtype,
- int (*acceptable) (void *contect,
- struct dentry * de),
- void *context)
+struct dentry *reiserfs_fh_to_dentry(struct super_block *sb, struct fid *fid,
+ int fh_len, int fh_type)
{
- __u32 obj[3], parent[3];
-
/* fhtype happens to reflect the number of u32s encoded.
* due to a bug in earlier code, fhtype might indicate there
* are more u32s then actually fitted.
@@ -1564,32 +1560,28 @@ struct dentry *reiserfs_decode_fh(struct
* 6 - as above plus generation of directory
* 6 does not fit in NFSv2 handles
*/
- if (fhtype > len) {
- if (fhtype != 6 || len != 5)
+ if (fh_type > fh_len) {
+ if (fh_type != 6 || fh_len != 5)
reiserfs_warning(sb,
- "nfsd/reiserfs, fhtype=%d, len=%d - odd",
- fhtype, len);
- fhtype = 5;
+ "nfsd/reiserfs, fhtype=%d, len=%d - odd",
+ fh_type, fh_len);
+ fh_type = 5;
}
- obj[0] = data[0];
- obj[1] = data[1];
- if (fhtype == 3 || fhtype >= 5)
- obj[2] = data[2];
- else
- obj[2] = 0; /* generation number */
+ return reiserfs_get_dentry(sb, fid->raw[0], fid->raw[1],
+ (fh_type == 3 || fh_type >= 5) ? fid->raw[2] : 0);
+}
- if (fhtype >= 4) {
- parent[0] = data[fhtype >= 5 ? 3 : 2];
- parent[1] = data[fhtype >= 5 ? 4 : 3];
- if (fhtype == 6)
- parent[2] = data[5];
- else
- parent[2] = 0;
- }
- return sb->s_export_op->find_exported_dentry(sb, obj,
- fhtype < 4 ? NULL : parent,
- acceptable, context);
+struct dentry *reiserfs_fh_to_parent(struct super_block *sb, struct fid *fid,
+ int fh_len, int fh_type)
+{
+ if (fh_type < 4)
+ return NULL;
+
+ return reiserfs_get_dentry(sb,
+ (fh_type >= 5) ? fid->raw[3] : fid->raw[2],
+ (fh_type >= 5) ? fid->raw[4] : fid->raw[3],
+ (fh_type == 6) ? fid->raw[5] : 0);
}
int reiserfs_encode_fh(struct dentry *dentry, __u32 * data, int *lenp,
diff -puN fs/reiserfs/super.c~reiserfs-new-export-ops fs/reiserfs/super.c
--- a/fs/reiserfs/super.c~reiserfs-new-export-ops
+++ a/fs/reiserfs/super.c
@@ -663,9 +663,9 @@ static struct quotactl_ops reiserfs_qctl
static struct export_operations reiserfs_export_ops = {
.encode_fh = reiserfs_encode_fh,
- .decode_fh = reiserfs_decode_fh,
+ .fh_to_dentry = reiserfs_fh_to_dentry,
+ .fh_to_parent = reiserfs_fh_to_parent,
.get_parent = reiserfs_get_parent,
- .get_dentry = reiserfs_get_dentry,
};
/* this struct is used in reiserfs_getopt () for containing the value for those
diff -puN include/linux/reiserfs_fs.h~reiserfs-new-export-ops include/linux/reiserfs_fs.h
--- a/include/linux/reiserfs_fs.h~reiserfs-new-export-ops
+++ a/include/linux/reiserfs_fs.h
@@ -28,6 +28,8 @@
#include <linux/reiserfs_fs_sb.h>
#endif
+struct fid;
+
/*
* include/linux/reiser_fs.h
*
@@ -1865,12 +1867,10 @@ void reiserfs_delete_inode(struct inode
int reiserfs_write_inode(struct inode *inode, int);
int reiserfs_get_block(struct inode *inode, sector_t block,
struct buffer_head *bh_result, int create);
-struct dentry *reiserfs_get_dentry(struct super_block *, void *);
-struct dentry *reiserfs_decode_fh(struct super_block *sb, __u32 * data,
- int len, int fhtype,
- int (*acceptable) (void *contect,
- struct dentry * de),
- void *context);
+struct dentry *reiserfs_fh_to_dentry(struct super_block *sb, struct fid *fid,
+ int fh_len, int fh_type);
+struct dentry *reiserfs_fh_to_parent(struct super_block *sb, struct fid *fid,
+ int fh_len, int fh_type);
int reiserfs_encode_fh(struct dentry *dentry, __u32 * data, int *lenp,
int connectable);
_
Patches currently in -mm which might be from hch@xxxxxx are
git-nfs.patch
git-nfsd.patch
partially-fix-up-the-lookup_one_noperm-mess.patch
optimize-x86-page-faults-like-all-other-achitectures-and-kill-notifier-cruft.patch
optimize-x86-page-faults-like-all-other-achitectures-and-kill-notifier-cruft-fix.patch
git-xfs.patch
sysv-convert-to-new-aops.patch
alpha-convert-to-generic-sys_ptrace.patch
kill-declare_mutex_locked.patch
remove-unneded-lock_kernel-in-driver-block-loopc.patch
ufs-move-non-layout-parts-of-ufs_fsh-to-fs-ufs.patch
fix-execute-checking-in-permission.patch
exec-remove-unnecessary-check-for-mnt_noexec.patch
fix-f_version-type-should-be-u64-instead-of-unsigned-long.patch
unprivileged-mounts-add-user-mounts-to-the-kernel.patch
unprivileged-mounts-allow-unprivileged-umount.patch
unprivileged-mounts-account-user-mounts.patch
unprivileged-mounts-propagate-error-values-from-clone_mnt.patch
unprivileged-mounts-allow-unprivileged-bind-mounts.patch
unprivileged-mounts-put-declaration-of-put_filesystem-in-fsh.patch
unprivileged-mounts-allow-unprivileged-mounts.patch
unprivileged-mounts-allow-unprivileged-fuse-mounts.patch
unprivileged-mounts-propagation-inherit-owner-from-parent.patch
unprivileged-mounts-add-no-submounts-flag.patch
revoke-special-mmap-handling.patch
revoke-core-code.patch
revoke-support-for-ext2-and-ext3.patch
revoke-add-documentation.patch
revoke-wire-up-i386-system-calls.patch
exportfs-add-fid-type.patch
exportfs-add-new-methods.patch
ext2-new-export-ops.patch
ext3-new-export-ops.patch
ext4-new-export-ops.patch
efs-new-export-ops.patch
jfs-new-export-ops.patch
ntfs-new-export-ops.patch
xfs-new-export-ops.patch
fat-new-export-ops.patch
isofs-new-export-ops.patch
shmem-new-export-ops.patch
reiserfs-new-export-ops.patch
gfs2-new-export-ops.patch
ocfs2-new-export-ops.patch
exportfs-remove-old-methods.patch
exportfs-make-struct-export_operations-const.patch
exportfs-update-documentation.patch
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