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-rw-r--r--fs/lockd/clntlock.c4
-rw-r--r--fs/nfs/direct.c24
-rw-r--r--fs/nfs/file.c23
-rw-r--r--fs/nfs/inode.c28
-rw-r--r--include/linux/nfs_fs.h1
-rw-r--r--net/sunrpc/auth_gss/auth_gss.c6
-rw-r--r--net/sunrpc/rpc_pipe.c4
-rw-r--r--net/sunrpc/xprtsock.c2
8 files changed, 46 insertions, 46 deletions
diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c
index 006bb9e14579..3eaf6e701087 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 b497c71384e8..079228817603 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 57d3e77d97ee..eb5cd4c3bbfd 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 afd75d0463fd..432f41cd75e6 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/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 12787a9b0259..2516adeccecf 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -291,6 +291,7 @@ static inline int nfs_verify_change_attribute(struct inode *inode, unsigned long
/*
* linux/fs/nfs/inode.c
*/
+extern int nfs_sync_mapping(struct address_space *mapping);
extern void nfs_zap_caches(struct inode *);
extern struct inode *nfs_fhget(struct super_block *, struct nfs_fh *,
struct nfs_fattr *);
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index f44f46f1d8e0..8d782282ec19 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -638,7 +638,7 @@ gss_pipe_destroy_msg(struct rpc_pipe_msg *msg)
gss_msg);
atomic_inc(&gss_msg->count);
gss_unhash_msg(gss_msg);
- if (msg->errno == -ETIMEDOUT || msg->errno == -EPIPE) {
+ if (msg->errno == -ETIMEDOUT) {
unsigned long now = jiffies;
if (time_after(now, ratelimit)) {
printk(KERN_WARNING "RPC: AUTH_GSS upcall timed out.\n"
@@ -786,7 +786,9 @@ gss_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int taskflags)
cred->gc_flags = 0;
cred->gc_base.cr_ops = &gss_credops;
cred->gc_service = gss_auth->service;
- err = gss_create_upcall(gss_auth, cred);
+ do {
+ err = gss_create_upcall(gss_auth, cred);
+ } while (err == -EAGAIN);
if (err < 0)
goto out_err;
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index c76ea221798c..16a2458f38f7 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -174,7 +174,7 @@ rpc_pipe_release(struct inode *inode, struct file *filp)
goto out;
msg = (struct rpc_pipe_msg *)filp->private_data;
if (msg != NULL) {
- msg->errno = -EPIPE;
+ msg->errno = -EAGAIN;
list_del_init(&msg->list);
rpci->ops->destroy_msg(msg);
}
@@ -183,7 +183,7 @@ rpc_pipe_release(struct inode *inode, struct file *filp)
if (filp->f_mode & FMODE_READ)
rpci->nreaders --;
if (!rpci->nreaders)
- __rpc_purge_upcall(inode, -EPIPE);
+ __rpc_purge_upcall(inode, -EAGAIN);
if (rpci->ops->release_pipe)
rpci->ops->release_pipe(inode);
out:
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 0a51fd46a848..77e8800d4127 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -990,6 +990,7 @@ static void xs_udp_connect_worker(void *args)
sk->sk_data_ready = xs_udp_data_ready;
sk->sk_write_space = xs_udp_write_space;
sk->sk_no_check = UDP_CSUM_NORCV;
+ sk->sk_allocation = GFP_ATOMIC;
xprt_set_connected(xprt);
@@ -1074,6 +1075,7 @@ static void xs_tcp_connect_worker(void *args)
sk->sk_data_ready = xs_tcp_data_ready;
sk->sk_state_change = xs_tcp_state_change;
sk->sk_write_space = xs_tcp_write_space;
+ sk->sk_allocation = GFP_ATOMIC;
/* socket options */
sk->sk_userlocks |= SOCK_BINDPORT_LOCK;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-06 13:28:59 +0000