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authorAndy Adamson <andros@netapp.com>2013-06-25 19:02:53 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-06-28 15:34:43 -0400
commitf1c097be2b35dcfc06c1c591194d78058dd67284 (patch)
tree62c9361ea865c30757d0400dbadb1676b3bfb72e /fs/nfs/internal.h
parentffa57b9e53cf7ace3e63e5fa9f91ffb31e0aacf6 (diff)
downloadlinux-f1c097be2b35dcfc06c1c591194d78058dd67284.tar.bz2
NFSv4.1 Fix gdia_maxcount calculation to fit in ca_maxresponsesize
The GETDEVICEINFO gdia_maxcount represents all of the data being returned within the GETDEVICEINFO4resok structure and includes the XDR overhead. The CREATE_SESSION ca_maxresponsesize is the maximum reply and includes the RPC headers (including security flavor credentials and verifiers). Split out the struct pnfs_device field maxcount which is the gdia_maxcount from the pglen field which is the reply (the total) buffer length. Signed-off-by: Andy Adamson <andros@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/internal.h')
-rw-r--r--fs/nfs/internal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 91e59a39fc08..4bd53f4e0fd2 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -255,6 +255,7 @@ extern int nfs4_decode_dirent(struct xdr_stream *,
#ifdef CONFIG_NFS_V4_1
extern const u32 nfs41_maxread_overhead;
extern const u32 nfs41_maxwrite_overhead;
+extern const u32 nfs41_maxgetdevinfo_overhead;
#endif
/* nfs4proc.c */