linux-kernel - Re: [PATCH 06/19] FS-Cache: NFS: Only obtain cache cookies on file open, not on inode read

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Date:	Wed, 15 Nov 2006 06:23:19 -0500
From:	Steve Dickson <SteveD@...hat.com>
To:	David Howells <dhowells@...hat.com>
CC:	torvalds@...l.org, akpm@...l.org, sds@...ho.nsa.gov,
	trond.myklebust@....uio.no, selinux@...ho.nsa.gov,
	linux-kernel@...r.kernel.org, aviro@...hat.com
Subject: Re: [PATCH 06/19] FS-Cache: NFS: Only obtain cache cookies on file
 open, not on inode read



David Howells wrote:
> diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
> index 5ead2bf..b2e5e86 100644
> --- a/include/linux/nfs_fs.h
> +++ b/include/linux/nfs_fs.h
> @@ -205,6 +205,7 @@ #define NFS_INO_REVALIDATING	(0)		/* rev
>  #define NFS_INO_ADVISE_RDPLUS	(1)		/* advise readdirplus */
>  #define NFS_INO_STALE		(2)		/* possible stale inode */
>  #define NFS_INO_ACL_LRU_SET	(3)		/* Inode is on the LRU list */
> +#define NFS_INO_CACHEABLE	(4)		/* inode can be cached by FS-Cache */
>  
>  static inline struct nfs_inode *NFS_I(struct inode *inode)
>  {
> @@ -230,6 +231,7 @@ #define NFS_ATTRTIMEO_UPDATE(inode)	(NFS
>  
>  #define NFS_FLAGS(inode)		(NFS_I(inode)->flags)
>  #define NFS_STALE(inode)		(test_bit(NFS_INO_STALE, &NFS_FLAGS(inode)))
> +#define NFS_CACHEABLE(inode)		(test_bit(NFS_INO_CACHEABLE, &NFS_FLAGS(inode)))
A small nit..

To stay with the coding style NFS uses, could you please changes
these variables to:

+#define NFS_INO_FSCACHE	(4)		/* inode can be cached by FS-Cache */
and
+#define NFS_FSCACHE(inode)		(test_bit(NFS_INO_FSCACHE, &NFS_FLAGS(inode))


steved.
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