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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 <lai.siyao@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3544
Reviewed-on: http://review.whamcloud.com/8093
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lai Siyao 2016-04-27 21:37:15 -04:00 committed by Greg Kroah-Hartman
parent d8555069e2
commit 98f2ec6120
2 changed files with 5 additions and 0 deletions
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3
drivers/staging/lustre/lustre/include/lustre/lustre_idl.h
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@ -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

2
drivers/staging/lustre/lustre/ptlrpc/wiretest.c
View File

@ -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",