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[PATCH 33/37] NFS: nfs_readpage_async() needs to be accessible as a fallback for local caching

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To: <Trond.Myklebust@...>, <chuck.lever@...>, <casey@...>
Cc: <nfsv4@...>, <linux-kernel@...>, <linux-fsdevel@...>, <selinux@...>, <linux-security-module@...>, <dhowells@...>
Date: Wednesday, February 20, 2008 - 12:08 pm

nfs_readpage_async() needs to be non-static so that it can be used as a
fallback for the local on-disk caching should an EIO crop up when reading the
cache.

Signed-off-by: David Howells <dhowells@redhat.com>
---

 fs/nfs/read.c          |    4 ++--
 include/linux/nfs_fs.h |    2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)


diff --git a/fs/nfs/read.c b/fs/nfs/read.c
index 3d7d963..725a5a2 100644
--- a/fs/nfs/read.c
+++ b/fs/nfs/read.c
@@ -114,8 +114,8 @@ static void nfs_readpage_truncate_uninitialised_page(struct nfs_read_data *data)
 	}
 }
 
-static int nfs_readpage_async(struct nfs_open_context *ctx, struct inode *inode,
-		struct page *page)
+int nfs_readpage_async(struct nfs_open_context *ctx, struct inode *inode,
+		       struct page *page)
 {
 	LIST_HEAD(one_request);
 	struct nfs_page	*new;
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index d9adb53..d1d545e 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -505,6 +505,8 @@ extern int  nfs_readpages(struct file *, struct address_space *,
 		struct list_head *, unsigned);
 extern int  nfs_readpage_result(struct rpc_task *, struct nfs_read_data *);
 extern void nfs_readdata_release(void *data);
+extern int  nfs_readpage_async(struct nfs_open_context *, struct inode *,
+			       struct page *);
 
 /*
  * Allocate nfs_read_data structures

-
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Messages in current thread:
[PATCH 00/37] Permit filesystem local caching, David Howells, (Wed Feb 20, 12:05 pm)
Re: [PATCH 00/37] Permit filesystem local caching, Daniel Phillips, (Wed Feb 20, 11:07 pm)
Re: [PATCH 00/37] Permit filesystem local caching, David Howells, (Thu Feb 21, 10:55 am)
Re: [PATCH 00/37] Permit filesystem local caching, David Howells, (Thu Feb 21, 7:33 pm)
Re: [PATCH 00/37] Permit filesystem local caching, David Howells, (Fri Feb 22, 12:14 pm)
Re: [PATCH 00/37] Permit filesystem local caching, Chris Mason, (Fri Feb 22, 9:52 am)
Re: [PATCH 00/37] Permit filesystem local caching, David Howells, (Fri Feb 22, 12:47 pm)
Re: [PATCH 00/37] Permit filesystem local caching, David Howells, (Fri Feb 22, 12:12 pm)
Re: [PATCH 00/37] Permit filesystem local caching, Daniel Phillips, (Thu Feb 21, 6:44 pm)
Re: [PATCH 00/37] Permit filesystem local caching, David Howells, (Thu Feb 21, 8:07 pm)
Re: [PATCH 00/37] Permit filesystem local caching, Daniel Phillips, (Thu Feb 21, 8:57 pm)
Re: [PATCH 00/37] Permit filesystem local caching, David Howells, (Fri Feb 22, 8:48 am)
Re: [PATCH 00/37] Permit filesystem local caching, Daniel Phillips, (Fri Feb 22, 6:25 pm)
Re: [PATCH 00/37] Permit filesystem local caching, David Howells, (Fri Feb 22, 9:22 pm)
RE: [PATCH 00/37] Permit filesystem local caching, Muntz, Daniel, (Thu Feb 21, 6:52 pm)
Re: [PATCH 00/37] Permit filesystem local caching, Kevin Coffman, (Thu Feb 21, 11:17 am)
Re: [PATCH 00/37] Permit filesystem local caching, David Howells, (Thu Feb 21, 8:31 am)
Re: [PATCH 00/37] Permit filesystem local caching, Serge E. Hallyn, (Wed Feb 20, 3:58 pm)
Re: [PATCH 00/37] Permit filesystem local caching, David Howells, (Wed Feb 20, 4:11 pm)
[PATCH 25/37] NFS: Define and create server-level objects, David Howells, (Wed Feb 20, 12:08 pm)
[PATCH 31/37] NFS: FS-Cache page management, David Howells, (Wed Feb 20, 12:08 pm)
[PATCH 33/37] NFS: nfs_readpage_async() needs to be accessib..., David Howells, (Wed Feb 20, 12:08 pm)
[PATCH 36/37] NFS: Display local caching state, David Howells, (Wed Feb 20, 12:09 pm)
[PATCH 28/37] NFS: Use local disk inode cache, David Howells, (Wed Feb 20, 12:08 pm)
[PATCH 22/37] NFS: Add FS-Cache option bit and debug bit, David Howells, (Wed Feb 20, 12:07 pm)
[PATCH 19/37] CacheFiles: Export things for CacheFiles, David Howells, (Wed Feb 20, 12:07 pm)
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