From: akpm@linux-foundation.org Subject: + ext4-new-export-ops.patch added to -mm tree Date: Thu, 20 Sep 2007 17:13:11 -0700 Message-ID: <200709210013.l8L0DBD7009758@imap1.linux-foundation.org> Cc: hch@lst.de, bfields@fieldses.org, linux-ext4@vger.kernel.org, neilb@suse.de To: mm-commits@vger.kernel.org Return-path: Received: from smtp2.linux-foundation.org ([207.189.120.14]:39172 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750778AbXIUAP1 (ORCPT ); Thu, 20 Sep 2007 20:15:27 -0400 Sender: linux-ext4-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org The patch titled ext4: new export ops has been added to the -mm tree. Its filename is ext4-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: ext4: new export ops From: Christoph Hellwig Trivial switch over to the new generic helpers. Signed-off-by: Christoph Hellwig Cc: Neil Brown Cc: "J. Bruce Fields" Cc: Signed-off-by: Andrew Morton --- fs/ext4/super.c | 35 ++++++++++++++++++++--------------- 1 files changed, 20 insertions(+), 15 deletions(-) diff -puN fs/ext4/super.c~ext4-new-export-ops fs/ext4/super.c --- a/fs/ext4/super.c~ext4-new-export-ops +++ a/fs/ext4/super.c @@ -694,13 +694,10 @@ static int ext4_show_options(struct seq_ } -static struct dentry *ext4_get_dentry(struct super_block *sb, void *vobjp) +static struct inode *ext4_nfs_get_inode(struct super_block *sb, + u64 ino, u32 generation) { - __u32 *objp = vobjp; - unsigned long ino = objp[0]; - __u32 generation = objp[1]; struct inode *inode; - struct dentry *result; if (ino < EXT4_FIRST_INO(sb) && ino != EXT4_ROOT_INO) return ERR_PTR(-ESTALE); @@ -723,15 +720,22 @@ static struct dentry *ext4_get_dentry(st iput(inode); return ERR_PTR(-ESTALE); } - /* now to find a dentry. - * If possible, get a well-connected one - */ - result = d_alloc_anon(inode); - if (!result) { - iput(inode); - return ERR_PTR(-ENOMEM); - } - return result; + + return inode; +} + +static struct dentry *ext4_fh_to_dentry(struct super_block *sb, struct fid *fid, + int fh_len, int fh_type) +{ + return generic_fh_to_dentry(sb, fid, fh_len, fh_type, + ext4_nfs_get_inode); +} + +static struct dentry *ext4_fh_to_parent(struct super_block *sb, struct fid *fid, + int fh_len, int fh_type) +{ + return generic_fh_to_parent(sb, fid, fh_len, fh_type, + ext4_nfs_get_inode); } #ifdef CONFIG_QUOTA @@ -801,8 +805,9 @@ static const struct super_operations ext }; static struct export_operations ext4_export_ops = { + .fh_to_dentry = ext4_fh_to_dentry, + .fh_to_parent = ext4_fh_to_parent, .get_parent = ext4_get_parent, - .get_dentry = ext4_get_dentry, }; enum { _ Patches currently in -mm which might be from hch@lst.de 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