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authorTrond Myklebust <Trond.Myklebust@netapp.com>2012-02-07 04:38:51 +0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-02-15 09:19:43 +0400
commit45d43c291e9a922d7b432b0dbcb1d8fb70d8410f (patch)
treeb7aeca1a66177b2b03c2bb96996d3d40cbbf7a9a /include/linux/nfs_fs_sb.h
parent17347d03c008e2f504c33bb4905cdad0abc01319 (diff)
downloadlinux-45d43c291e9a922d7b432b0dbcb1d8fb70d8410f.tar.xz
NFSv4.1: Convert slotid from u8 to u32
It is perfectly legal to negotiate up to 2^32-1 slots in the protocol, and with 10GigE, we are already seeing that 255 slots is far too limiting. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'include/linux/nfs_fs_sb.h')
-rw-r--r--include/linux/nfs_fs_sb.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 9e101c1b81cf..2ae57f2f645b 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -191,6 +191,7 @@ struct nfs_server {
/* maximum number of slots to use */
#define NFS4_MAX_SLOT_TABLE (128U)
+#define NFS4_NO_SLOT ((u32)-1)
#if defined(CONFIG_NFS_V4)
@@ -201,10 +202,10 @@ struct nfs4_slot_table {
unsigned long used_slots[SLOT_TABLE_SZ]; /* used/unused bitmap */
spinlock_t slot_tbl_lock;
struct rpc_wait_queue slot_tbl_waitq; /* allocators may wait here */
- int max_slots; /* # slots in table */
- int highest_used_slotid; /* sent to server on each SEQ.
+ u32 max_slots; /* # slots in table */
+ u32 highest_used_slotid; /* sent to server on each SEQ.
* op for dynamic resizing */
- int target_max_slots; /* Set by CB_RECALL_SLOT as
+ u32 target_max_slots; /* Set by CB_RECALL_SLOT as
* the new max_slots */
struct completion complete;
};