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-rw-r--r--fs/9p/vfs_dentry.c1
-rw-r--r--fs/9p/vfs_file.c13
-rw-r--r--fs/9p/vfs_super.c10
3 files changed, 13 insertions, 11 deletions
diff --git a/fs/9p/vfs_dentry.c b/fs/9p/vfs_dentry.c
index 5061f192eafd..04795508a795 100644
--- a/fs/9p/vfs_dentry.c
+++ b/fs/9p/vfs_dentry.c
@@ -127,7 +127,6 @@ const struct dentry_operations v9fs_cached_dentry_operations = {
};
const struct dentry_operations v9fs_dentry_operations = {
- .d_delete = always_delete_dentry,
.d_release = v9fs_dentry_release,
.d_unalias_trylock = v9fs_dentry_unalias_trylock,
.d_unalias_unlock = v9fs_dentry_unalias_unlock,
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 348cc90bf9c5..eb0b083da269 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -454,9 +454,10 @@ int v9fs_file_fsync_dotl(struct file *filp, loff_t start, loff_t end,
}
static int
-v9fs_file_mmap(struct file *filp, struct vm_area_struct *vma)
+v9fs_file_mmap_prepare(struct vm_area_desc *desc)
{
int retval;
+ struct file *filp = desc->file;
struct inode *inode = file_inode(filp);
struct v9fs_session_info *v9ses = v9fs_inode2v9ses(inode);
@@ -464,12 +465,12 @@ v9fs_file_mmap(struct file *filp, struct vm_area_struct *vma)
if (!(v9ses->cache & CACHE_WRITEBACK)) {
p9_debug(P9_DEBUG_CACHE, "(read-only mmap mode)");
- return generic_file_readonly_mmap(filp, vma);
+ return generic_file_readonly_mmap_prepare(desc);
}
- retval = generic_file_mmap(filp, vma);
+ retval = generic_file_mmap_prepare(desc);
if (!retval)
- vma->vm_ops = &v9fs_mmap_file_vm_ops;
+ desc->vm_ops = &v9fs_mmap_file_vm_ops;
return retval;
}
@@ -516,7 +517,7 @@ const struct file_operations v9fs_file_operations = {
.open = v9fs_file_open,
.release = v9fs_dir_release,
.lock = v9fs_file_lock,
- .mmap = generic_file_readonly_mmap,
+ .mmap_prepare = generic_file_readonly_mmap_prepare,
.splice_read = v9fs_file_splice_read,
.splice_write = iter_file_splice_write,
.fsync = v9fs_file_fsync,
@@ -531,7 +532,7 @@ const struct file_operations v9fs_file_operations_dotl = {
.release = v9fs_dir_release,
.lock = v9fs_file_lock_dotl,
.flock = v9fs_file_flock_dotl,
- .mmap = v9fs_file_mmap,
+ .mmap_prepare = v9fs_file_mmap_prepare,
.splice_read = v9fs_file_splice_read,
.splice_write = iter_file_splice_write,
.fsync = v9fs_file_fsync_dotl,
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 489db161abc9..795c6388744c 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -134,10 +134,12 @@ static struct dentry *v9fs_mount(struct file_system_type *fs_type, int flags,
if (retval)
goto release_sb;
- if (v9ses->cache & (CACHE_META|CACHE_LOOSE))
- sb->s_d_op = &v9fs_cached_dentry_operations;
- else
- sb->s_d_op = &v9fs_dentry_operations;
+ if (v9ses->cache & (CACHE_META|CACHE_LOOSE)) {
+ set_default_d_op(sb, &v9fs_cached_dentry_operations);
+ } else {
+ set_default_d_op(sb, &v9fs_dentry_operations);
+ sb->s_d_flags |= DCACHE_DONTCACHE;
+ }
inode = v9fs_get_new_inode_from_fid(v9ses, fid, sb);
if (IS_ERR(inode)) {