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NFSv4.1 fix page number calculation bug for filelayout decode buffers 

Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Andy Adamson 2012-04-14 03:56:35 -04:00 committed by Trond Myklebust
parent 9526b2b6d6
commit e5265a0c58
2 changed files with 2 additions and 2 deletions
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2
fs/nfs/nfs4filelayoutdev.c
View File

@ -699,7 +699,7 @@ get_device_info(struct inode *inode, struct nfs4_deviceid *dev_id, gfp_t gfp_fla
* GETDEVICEINFO's maxcount
*/
max_resp_sz = server->nfs_client->cl_session->fc_attrs.max_resp_sz;
max_pages = max_resp_sz >> PAGE_SHIFT;
max_pages = nfs_page_array_len(0, max_resp_sz);
dprintk("%s inode %p max_resp_sz %u max_pages %d\n",
__func__, inode, max_resp_sz, max_pages);

2
fs/nfs/pnfs.c
View File

@ -587,7 +587,7 @@ send_layoutget(struct pnfs_layout_hdr *lo,
/* allocate pages for xdr post processing */
max_resp_sz = server->nfs_client->cl_session->fc_attrs.max_resp_sz;
max_pages = max_resp_sz >> PAGE_SHIFT;
max_pages = nfs_page_array_len(0, max_resp_sz);
pages = kcalloc(max_pages, sizeof(struct page *), gfp_flags);
if (!pages)