Commit d3143094 authored by Chuck Lever's avatar Chuck Lever
Browse files

NFSD: Reorder the fields in struct nfsd4_op 



Pack the fields to reduce the size of struct nfsd4_op, which is used
an array in struct nfsd4_compoundargs.

sizeof(struct nfsd4_op):
Before: /* size: 672, cachelines: 11, members: 5 */
After:  /* size: 640, cachelines: 10, members: 5 */

Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
parent 87689df6

fs/nfsd/xdr4.h

+2 −2
Original line number Diff line number Diff line
@@ -606,8 +606,9 @@ struct nfsd4_copy_notify { 


struct nfsd4_op {

	u32					opnum;

	const struct nfsd4_operation *		opdesc;

	__be32					status;

	const struct nfsd4_operation		*opdesc;

	struct nfs4_replay			*replay;

	union nfsd4_op_u {

		struct nfsd4_access		access;

		struct nfsd4_close		close;
@@ -671,7 +672,6 @@ struct nfsd4_op { 
		struct nfsd4_listxattrs		listxattrs;

		struct nfsd4_removexattr	removexattr;

	} u;

	struct nfs4_replay *			replay;

};



bool nfsd4_cache_this_op(struct nfsd4_op *);