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nfs: make the buf_to_pages_noslab function available to the nfs code 

Make the buf_to_pages_noslab function available to the rest of the NFS
code. Rename it to nfs4_buf_to_pages_noslab to be consistent.

This will be used later in the NFSv4.2 xattr code.

Signed-off-by: Frank van der Linden <fllinden@amazon.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Frank van der Linden 2020-06-23 22:39:01 +00:00 committed by Trond Myklebust
parent 0f44da51ae
commit ccde1e9c01
2 changed files with 4 additions and 2 deletions
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2
fs/nfs/nfs4_fs.h
View File

@ -328,6 +328,8 @@ extern void nfs4_update_changeattr(struct inode *dir,
struct nfs4_change_info *cinfo,
unsigned long timestamp,
unsigned long cache_validity);
extern int nfs4_buf_to_pages_noslab(const void *buf, size_t buflen,
struct page **pages);
#if defined(CONFIG_NFS_V4_1)
extern int nfs41_sequence_done(struct rpc_task *, struct nfs4_sequence_res *);

4
fs/nfs/nfs4proc.c
View File

@ -5541,7 +5541,7 @@ static inline int nfs4_server_supports_acls(struct nfs_server *server)
*/
#define NFS4ACL_MAXPAGES DIV_ROUND_UP(XATTR_SIZE_MAX, PAGE_SIZE)
static int buf_to_pages_noslab(const void *buf, size_t buflen,
int nfs4_buf_to_pages_noslab(const void *buf, size_t buflen,
struct page **pages)
{
struct page *newpage, **spages;
@ -5783,7 +5783,7 @@ static int __nfs4_proc_set_acl(struct inode *inode, const void *buf, size_t bufl
return -EOPNOTSUPP;
if (npages > ARRAY_SIZE(pages))
return -ERANGE;
i = buf_to_pages_noslab(buf, buflen, arg.acl_pages);
i = nfs4_buf_to_pages_noslab(buf, buflen, arg.acl_pages);
if (i < 0)
return i;
nfs4_inode_make_writeable(inode);