From 98f2ec61203ff300465d9e44c5657ebf9c870ef6 Mon Sep 17 00:00:00 2001 From: Lai Siyao Date: Wed, 27 Apr 2016 21:37:15 -0400 Subject: [PATCH] staging: lustre: fid: add a connect flag for open by FID Add OBD_CONNECT_OPEN_BY_FID for open by FID, if MDS supports this, for open by FID, it won't retry with name if object with the FID doesn't exist; while if client supports this, client won't pack name in open request if FID is known. Signed-off-by: Lai Siyao Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3544 Reviewed-on: http://review.whamcloud.com/8093 Reviewed-by: John L. Hammond Reviewed-by: Andreas Dilger Signed-off-by: James Simmons Signed-off-by: Greg Kroah-Hartman --- drivers/staging/lustre/lustre/include/lustre/lustre_idl.h | 3 +++ drivers/staging/lustre/lustre/ptlrpc/wiretest.c | 2 ++ 2 files changed, 5 insertions(+) diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h index 26819ee969a5..0ef540aebafb 100644 --- a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h +++ b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h @@ -1257,6 +1257,9 @@ void lustre_swab_ptlrpc_body(struct ptlrpc_body *pb); #define OBD_CONNECT_PINGLESS 0x4000000000000ULL/* pings not required */ #define OBD_CONNECT_FLOCK_DEAD 0x8000000000000ULL/* flock deadlock detection */ #define OBD_CONNECT_DISP_STRIPE 0x10000000000000ULL/*create stripe disposition*/ +#define OBD_CONNECT_OPEN_BY_FID 0x20000000000000ULL /* open by fid won't pack + * name in request + */ /* XXX README XXX: * Please DO NOT add flag values here before first ensuring that this same diff --git a/drivers/staging/lustre/lustre/ptlrpc/wiretest.c b/drivers/staging/lustre/lustre/ptlrpc/wiretest.c index 87555e494826..308b6b9686e8 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/wiretest.c +++ b/drivers/staging/lustre/lustre/ptlrpc/wiretest.c @@ -1069,6 +1069,8 @@ void lustre_assert_wire_constants(void) OBD_CONNECT_PINGLESS); LASSERTF(OBD_CONNECT_FLOCK_DEAD == 0x8000000000000ULL, "found 0x%.16llxULL\n", OBD_CONNECT_FLOCK_DEAD); + LASSERTF(OBD_CONNECT_OPEN_BY_FID == 0x20000000000000ULL, + "found 0x%.16llxULL\n", OBD_CONNECT_OPEN_BY_FID); LASSERTF(OBD_CKSUM_CRC32 == 0x00000001UL, "found 0x%.8xUL\n", (unsigned)OBD_CKSUM_CRC32); LASSERTF(OBD_CKSUM_ADLER == 0x00000002UL, "found 0x%.8xUL\n", -- 2.39.5