fs/9p: set default readahead pages in cached mode
We want to enable readahead in cached mode
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 6c812d1c..f84d625 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -86,6 +86,8 @@
} else
sb->s_op = &v9fs_super_ops;
sb->s_bdi = &v9ses->bdi;
+ if (v9ses->cache)
+ sb->s_bdi->ra_pages = (VM_MAX_READAHEAD * 1024)/PAGE_CACHE_SIZE;
sb->s_flags = flags | MS_ACTIVE | MS_DIRSYNC | MS_NOATIME;
if (!v9ses->cache)