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Diffstat (limited to 'fs/nfs/file.c')
-rw-r--r--fs/nfs/file.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 94712fc781fa..e679d24c39d3 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -178,7 +178,7 @@ nfs_file_read(struct kiocb *iocb, struct iov_iter *to)
iocb->ki_filp,
iov_iter_count(to), (unsigned long) iocb->ki_pos);
- result = nfs_revalidate_mapping(inode, iocb->ki_filp->f_mapping);
+ result = nfs_revalidate_mapping_protected(inode, iocb->ki_filp->f_mapping);
if (!result) {
result = generic_file_read_iter(iocb, to);
if (result > 0)
@@ -199,7 +199,7 @@ nfs_file_splice_read(struct file *filp, loff_t *ppos,
dprintk("NFS: splice_read(%pD2, %lu@%Lu)\n",
filp, (unsigned long) count, (unsigned long long) *ppos);
- res = nfs_revalidate_mapping(inode, filp->f_mapping);
+ res = nfs_revalidate_mapping_protected(inode, filp->f_mapping);
if (!res) {
res = generic_file_splice_read(filp, ppos, pipe, count, flags);
if (res > 0)
@@ -372,6 +372,10 @@ start:
nfs_wait_bit_killable, TASK_KILLABLE);
if (ret)
return ret;
+ /*
+ * Wait for O_DIRECT to complete
+ */
+ nfs_inode_dio_wait(mapping->host);
page = grab_cache_page_write_begin(mapping, index, flags);
if (!page)
@@ -619,6 +623,9 @@ static int nfs_vm_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
/* make sure the cache has finished storing the page */
nfs_fscache_wait_on_page_write(NFS_I(inode), page);
+ wait_on_bit_action(&NFS_I(inode)->flags, NFS_INO_INVALIDATING,
+ nfs_wait_bit_killable, TASK_KILLABLE);
+
lock_page(page);
mapping = page_file_mapping(page);
if (mapping != inode->i_mapping)