X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=fs%2Fgfs2%2Fops_super.c;h=7685b46f934b4ad07c419a4b11b4eef60aa0c167;hb=2485822d51f8b338d289abe00eb7ce5249794a08;hp=317d497f8f8899fffd3e9985206b4112017f3f83;hpb=feaa7bba026c181ce071d5a4884f7f9dd26207a1;p=linux-2.6-omap-h63xx.git diff --git a/fs/gfs2/ops_super.c b/fs/gfs2/ops_super.c index 317d497f8f8..7685b46f934 100644 --- a/fs/gfs2/ops_super.c +++ b/fs/gfs2/ops_super.c @@ -4,7 +4,7 @@ * * This copyrighted material is made available to anyone wishing to use, * modify, copy, or redistribute it subject to the terms and conditions - * of the GNU General Public License v.2. + * of the GNU General Public License version 2. */ #include @@ -13,16 +13,15 @@ #include #include #include -#include #include #include #include #include #include #include +#include #include "gfs2.h" -#include "lm_interface.h" #include "incore.h" #include "glock.h" #include "inode.h" @@ -30,7 +29,6 @@ #include "log.h" #include "mount.h" #include "ops_super.h" -#include "page.h" #include "quota.h" #include "recovery.h" #include "rgrp.h" @@ -55,11 +53,11 @@ static int gfs2_write_inode(struct inode *inode, int sync) struct gfs2_inode *ip = GFS2_I(inode); /* Check this is a "normal" inode */ - if (inode->u.generic_ip) { + if (inode->i_private) { if (current->flags & PF_MEMALLOC) return 0; if (sync) - gfs2_log_flush(ip->i_gl->gl_sbd, ip->i_gl); + gfs2_log_flush(GFS2_SB(inode), ip->i_gl); } return 0; @@ -79,6 +77,9 @@ static void gfs2_put_super(struct super_block *sb) if (!sdp) return; + if (!strncmp(sb->s_type->name, "gfs2meta", 8)) + return; /* Nothing to do */ + /* Unfreeze the filesystem, if we need to */ mutex_lock(&sdp->sd_freeze_lock); @@ -133,22 +134,32 @@ static void gfs2_put_super(struct super_block *sb) /* At this point, we're through participating in the lockspace */ gfs2_sys_fs_del(sdp); - vfree(sdp); - sb->s_fs_info = NULL; + kfree(sdp); } /** - * gfs2_write_super - disk commit all incore transactions - * @sb: the filesystem + * gfs2_write_super + * @sb: the superblock * - * This function is called every time sync(2) is called. - * After this exits, all dirty buffers are synced. */ static void gfs2_write_super(struct super_block *sb) { - struct gfs2_sbd *sdp = sb->s_fs_info; - gfs2_log_flush(sdp, NULL); + sb->s_dirt = 0; +} + +/** + * gfs2_sync_fs - sync the filesystem + * @sb: the superblock + * + * Flushes the log to disk. + */ +static int gfs2_sync_fs(struct super_block *sb, int wait) +{ + sb->s_dirt = 0; + if (wait) + gfs2_log_flush(sb->s_fs_info, NULL); + return 0; } /** @@ -190,8 +201,7 @@ static void gfs2_write_super_lockfs(struct super_block *sb) static void gfs2_unlockfs(struct super_block *sb) { - struct gfs2_sbd *sdp = sb->s_fs_info; - gfs2_unfreeze_fs(sdp); + gfs2_unfreeze_fs(sb->s_fs_info); } /** @@ -202,10 +212,11 @@ static void gfs2_unlockfs(struct super_block *sb) * Returns: 0 on success or error code */ -static int gfs2_statfs(struct super_block *sb, struct kstatfs *buf) +static int gfs2_statfs(struct dentry *dentry, struct kstatfs *buf) { + struct super_block *sb = dentry->d_inode->i_sb; struct gfs2_sbd *sdp = sb->s_fs_info; - struct gfs2_statfs_change sc; + struct gfs2_statfs_change_host sc; int error; if (gfs2_tune_get(sdp, gt_statfs_slow)) @@ -216,8 +227,6 @@ static int gfs2_statfs(struct super_block *sb, struct kstatfs *buf) if (error) return error; - memset(buf, 0, sizeof(struct kstatfs)); - buf->f_type = GFS2_MAGIC; buf->f_bsize = sdp->sd_sb.sb_bsize; buf->f_blocks = sc.sc_total; @@ -283,10 +292,8 @@ static void gfs2_clear_inode(struct inode *inode) * serves to contain an address space (see rgrp.c, meta_io.c) * which therefore doesn't have its own glocks. */ - if (inode->u.generic_ip) { + if (inode->i_private) { struct gfs2_inode *ip = GFS2_I(inode); - gfs2_glock_inode_squish(inode); - gfs2_assert(inode->i_sb->s_fs_info, ip->i_gl->gl_state == LM_ST_UNLOCKED); ip->i_gl->gl_object = NULL; gfs2_glock_schedule_for_reclaim(ip->i_gl); gfs2_glock_put(ip->i_gl); @@ -370,7 +377,7 @@ static int gfs2_show_options(struct seq_file *s, struct vfsmount *mnt) return 0; } -/* +/* * We have to (at the moment) hold the inodes main lock to cover * the gap between unlocking the shared lock on the iopen lock and * taking the exclusive lock. I'd rather do a shared -> exclusive @@ -384,10 +391,10 @@ static void gfs2_delete_inode(struct inode *inode) struct gfs2_holder gh; int error; - if (!inode->u.generic_ip) + if (!inode->i_private) goto out; - error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, LM_FLAG_TRY_1CB | GL_NOCACHE, &gh); + error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, LM_FLAG_TRY_1CB, &gh); if (unlikely(error)) { gfs2_glock_dq_uninit(&ip->i_iopen_gh); goto out; @@ -399,7 +406,7 @@ static void gfs2_delete_inode(struct inode *inode) if (error) goto out_uninit; - if (S_ISDIR(ip->i_di.di_mode) && + if (S_ISDIR(inode->i_mode) && (ip->i_di.di_flags & GFS2_DIF_EXHASH)) { error = gfs2_dir_exhash_dealloc(ip); if (error) @@ -455,17 +462,18 @@ static void gfs2_destroy_inode(struct inode *inode) } struct super_operations gfs2_super_ops = { - .alloc_inode = gfs2_alloc_inode, - .destroy_inode = gfs2_destroy_inode, - .write_inode = gfs2_write_inode, - .delete_inode = gfs2_delete_inode, - .put_super = gfs2_put_super, - .write_super = gfs2_write_super, - .write_super_lockfs = gfs2_write_super_lockfs, - .unlockfs = gfs2_unlockfs, - .statfs = gfs2_statfs, - .remount_fs = gfs2_remount_fs, - .clear_inode = gfs2_clear_inode, - .show_options = gfs2_show_options, + .alloc_inode = gfs2_alloc_inode, + .destroy_inode = gfs2_destroy_inode, + .write_inode = gfs2_write_inode, + .delete_inode = gfs2_delete_inode, + .put_super = gfs2_put_super, + .write_super = gfs2_write_super, + .sync_fs = gfs2_sync_fs, + .write_super_lockfs = gfs2_write_super_lockfs, + .unlockfs = gfs2_unlockfs, + .statfs = gfs2_statfs, + .remount_fs = gfs2_remount_fs, + .clear_inode = gfs2_clear_inode, + .show_options = gfs2_show_options, };