diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/lockd/clntlock.c | 4 | ||||
| -rw-r--r-- | fs/nfs/direct.c | 24 | ||||
| -rw-r--r-- | fs/nfs/file.c | 23 | ||||
| -rw-r--r-- | fs/nfs/inode.c | 28 | ||||
| -rw-r--r-- | fs/xfs/quota/xfs_qm.c | 4 |
5 files changed, 39 insertions, 44 deletions
diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c index 006bb9e..3eaf6e7 100644 --- a/fs/lockd/clntlock.c +++ b/fs/lockd/clntlock.c @@ -157,6 +157,8 @@ void nlmclnt_mark_reclaim(struct nlm_host *host) inode = fl->fl_file->f_dentry->d_inode; if (inode->i_sb->s_magic != NFS_SUPER_MAGIC) continue; + if (fl->fl_u.nfs_fl.owner == NULL) + continue; if (fl->fl_u.nfs_fl.owner->host != host) continue; if (!(fl->fl_u.nfs_fl.flags & NFS_LCK_GRANTED)) @@ -226,6 +228,8 @@ restart: inode = fl->fl_file->f_dentry->d_inode; if (inode->i_sb->s_magic != NFS_SUPER_MAGIC) continue; + if (fl->fl_u.nfs_fl.owner == NULL) + continue; if (fl->fl_u.nfs_fl.owner->host != host) continue; if (!(fl->fl_u.nfs_fl.flags & NFS_LCK_RECLAIM)) diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index b497c71..0792288 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -678,15 +678,9 @@ nfs_file_direct_read(struct kiocb *iocb, char __user *buf, size_t count, loff_t if (!count) goto out; - if (mapping->nrpages) { - retval = filemap_fdatawrite(mapping); - if (retval == 0) - retval = nfs_wb_all(inode); - if (retval == 0) - retval = filemap_fdatawait(mapping); - if (retval) - goto out; - } + retval = nfs_sync_mapping(mapping); + if (retval) + goto out; retval = nfs_direct_read(inode, ctx, &iov, pos, 1); if (retval > 0) @@ -764,15 +758,9 @@ nfs_file_direct_write(struct kiocb *iocb, const char __user *buf, size_t count, if (!count) goto out; - if (mapping->nrpages) { - retval = filemap_fdatawrite(mapping); - if (retval == 0) - retval = nfs_wb_all(inode); - if (retval == 0) - retval = filemap_fdatawait(mapping); - if (retval) - goto out; - } + retval = nfs_sync_mapping(mapping); + if (retval) + goto out; retval = nfs_direct_write(inode, ctx, &iov, pos, 1); if (mapping->nrpages) diff --git a/fs/nfs/file.c b/fs/nfs/file.c index 57d3e77..eb5cd4c 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -433,11 +433,7 @@ static int do_unlk(struct file *filp, int cmd, struct file_lock *fl) * Flush all pending writes before doing anything * with locks.. */ - filemap_fdatawrite(filp->f_mapping); - down(&inode->i_sem); - nfs_wb_all(inode); - up(&inode->i_sem); - filemap_fdatawait(filp->f_mapping); + nfs_sync_mapping(filp->f_mapping); /* NOTE: special case * If we're signalled while cleaning up locks on process exit, we @@ -465,15 +461,8 @@ static int do_setlk(struct file *filp, int cmd, struct file_lock *fl) * Flush all pending writes before doing anything * with locks.. */ - status = filemap_fdatawrite(filp->f_mapping); - if (status == 0) { - down(&inode->i_sem); - status = nfs_wb_all(inode); - up(&inode->i_sem); - if (status == 0) - status = filemap_fdatawait(filp->f_mapping); - } - if (status < 0) + status = nfs_sync_mapping(filp->f_mapping); + if (status != 0) goto out; lock_kernel(); @@ -497,11 +486,7 @@ static int do_setlk(struct file *filp, int cmd, struct file_lock *fl) * Make sure we clear the cache whenever we try to get the lock. * This makes locking act as a cache coherency point. */ - filemap_fdatawrite(filp->f_mapping); - down(&inode->i_sem); - nfs_wb_all(inode); /* we may have slept */ - up(&inode->i_sem); - filemap_fdatawait(filp->f_mapping); + nfs_sync_mapping(filp->f_mapping); nfs_zap_caches(inode); out: rpc_clnt_sigunmask(NFS_CLIENT(inode), &oldset); diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index afd75d0..432f41c 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -640,6 +640,27 @@ static int nfs_show_options(struct seq_file *m, struct vfsmount *mnt) return 0; } +/** + * nfs_sync_mapping - helper to flush all mmapped dirty data to disk + */ +int nfs_sync_mapping(struct address_space *mapping) +{ + int ret; + + if (mapping->nrpages == 0) + return 0; + unmap_mapping_range(mapping, 0, 0, 0); + ret = filemap_fdatawrite(mapping); + if (ret != 0) + goto out; + ret = filemap_fdatawait(mapping); + if (ret != 0) + goto out; + ret = nfs_wb_all(mapping->host); +out: + return ret; +} + /* * Invalidate the local caches */ @@ -1179,11 +1200,8 @@ void nfs_revalidate_mapping(struct inode *inode, struct address_space *mapping) struct nfs_inode *nfsi = NFS_I(inode); if (nfsi->cache_validity & NFS_INO_INVALID_DATA) { - if (S_ISREG(inode->i_mode)) { - if (filemap_fdatawrite(mapping) == 0) - filemap_fdatawait(mapping); - nfs_wb_all(inode); - } + if (S_ISREG(inode->i_mode)) + nfs_sync_mapping(mapping); invalidate_inode_pages2(mapping); spin_lock(&inode->i_lock); diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c index 1aea42d..5328a293 100644 --- a/fs/xfs/quota/xfs_qm.c +++ b/fs/xfs/quota/xfs_qm.c @@ -78,7 +78,7 @@ STATIC int xfs_qm_dqhashlock_nowait(xfs_dquot_t *); STATIC int xfs_qm_init_quotainos(xfs_mount_t *); STATIC int xfs_qm_init_quotainfo(xfs_mount_t *); -STATIC int xfs_qm_shake(int, unsigned int); +STATIC int xfs_qm_shake(int, gfp_t); #ifdef DEBUG extern mutex_t qcheck_lock; @@ -2197,7 +2197,7 @@ xfs_qm_shake_freelist( */ /* ARGSUSED */ STATIC int -xfs_qm_shake(int nr_to_scan, unsigned int gfp_mask) +xfs_qm_shake(int nr_to_scan, gfp_t gfp_mask) { int ndqused, nfree, n; |