From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Simmons Date: Thu, 27 Feb 2020 16:12:05 -0500 Subject: [lustre-devel] [PATCH 257/622] lustre: lsom: Add an OBD_CONNECT2_LSOM connect flag In-Reply-To: <1582838290-17243-1-git-send-email-jsimmons@infradead.org> References: <1582838290-17243-1-git-send-email-jsimmons@infradead.org> Message-ID: <1582838290-17243-258-git-send-email-jsimmons@infradead.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lustre-devel@lists.lustre.org From: Qian Yingjin Add an OBD_CONNECT2_LSOM connect flag so that clients do not send MDS_ATTR_LSIZE and MDS_ATTR_LBLOCKS flags to the old servers that do not support them. WC-bug-id: https://jira.whamcloud.com/browse/LU-12021 Lustre-commit: fdd2c5d3a6e5 ("LU-12021 lsom: Add an OBD_CONNECT2_LSOM connect flag") Signed-off-by: Qian Yingjin Reviewed-on: https://review.whamcloud.com/34343 Reviewed-by: Andreas Dilger Reviewed-by: Wang Shilong Reviewed-by: Aurelien Degremont Signed-off-by: James Simmons --- fs/lustre/llite/llite_lib.c | 3 ++- fs/lustre/mdc/mdc_request.c | 4 ++++ fs/lustre/obdclass/lprocfs_status.c | 4 +++- fs/lustre/ptlrpc/wiretest.c | 2 ++ include/uapi/linux/lustre/lustre_idl.h | 1 + 5 files changed, 12 insertions(+), 2 deletions(-) diff --git a/fs/lustre/llite/llite_lib.c b/fs/lustre/llite/llite_lib.c index 57486b4..347bdd6 100644 --- a/fs/lustre/llite/llite_lib.c +++ b/fs/lustre/llite/llite_lib.c @@ -216,7 +216,8 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt) OBD_CONNECT2_LOCK_CONVERT | OBD_CONNECT2_DIR_MIGRATE | OBD_CONNECT2_SUM_STATFS | - OBD_CONNECT2_ARCHIVE_ID_ARRAY; + OBD_CONNECT2_ARCHIVE_ID_ARRAY | + OBD_CONNECT2_LSOM; if (sbi->ll_flags & LL_SBI_LRU_RESIZE) data->ocd_connect_flags |= OBD_CONNECT_LRU_RESIZE; diff --git a/fs/lustre/mdc/mdc_request.c b/fs/lustre/mdc/mdc_request.c index f197abc..5931bc1 100644 --- a/fs/lustre/mdc/mdc_request.c +++ b/fs/lustre/mdc/mdc_request.c @@ -945,6 +945,10 @@ static int mdc_close(struct obd_export *exp, struct md_op_data *op_data, req->rq_request_portal = MDS_READPAGE_PORTAL; ptlrpc_at_set_req_timeout(req); + if (!(exp_connect_flags2(exp) & OBD_CONNECT2_LSOM)) + op_data->op_xvalid &= ~(OP_XVALID_LAZYSIZE | + OP_XVALID_LAZYBLOCKS); + mdc_close_pack(req, op_data); req_capsule_set_size(&req->rq_pill, &RMF_MDT_MD, RCL_SERVER, diff --git a/fs/lustre/obdclass/lprocfs_status.c b/fs/lustre/obdclass/lprocfs_status.c index 7701bc3..cdf25ed 100644 --- a/fs/lustre/obdclass/lprocfs_status.c +++ b/fs/lustre/obdclass/lprocfs_status.c @@ -120,7 +120,9 @@ "wbc", /* 0x40 */ "lock_convert", /* 0x80 */ "archive_id_array", /* 0x100 */ - "selinux_policy", /* 0x200 */ + "unknown", /* 0x200 */ + "selinux_policy", /* 0x400 */ + "lsom", /* 0x800 */ NULL }; diff --git a/fs/lustre/ptlrpc/wiretest.c b/fs/lustre/ptlrpc/wiretest.c index bf79b8b..7cb6d74 100644 --- a/fs/lustre/ptlrpc/wiretest.c +++ b/fs/lustre/ptlrpc/wiretest.c @@ -1146,6 +1146,8 @@ void lustre_assert_wire_constants(void) OBD_CONNECT2_ARCHIVE_ID_ARRAY); LASSERTF(OBD_CONNECT2_SELINUX_POLICY == 0x400ULL, "found 0x%.16llxULL\n", OBD_CONNECT2_SELINUX_POLICY); + LASSERTF(OBD_CONNECT2_LSOM == 0x800ULL, "found 0x%.16llxULL\n", + OBD_CONNECT2_LSOM); LASSERTF(OBD_CKSUM_CRC32 == 0x00000001UL, "found 0x%.8xUL\n", (unsigned int)OBD_CKSUM_CRC32); LASSERTF(OBD_CKSUM_ADLER == 0x00000002UL, "found 0x%.8xUL\n", diff --git a/include/uapi/linux/lustre/lustre_idl.h b/include/uapi/linux/lustre/lustre_idl.h index 1a1b6c6..6b9a623 100644 --- a/include/uapi/linux/lustre/lustre_idl.h +++ b/include/uapi/linux/lustre/lustre_idl.h @@ -806,6 +806,7 @@ struct ptlrpc_body_v2 { #define OBD_CONNECT2_LOCK_CONVERT 0x80ULL /* IBITS lock convert support */ #define OBD_CONNECT2_ARCHIVE_ID_ARRAY 0x100ULL /* store HSM archive_id in array */ #define OBD_CONNECT2_SELINUX_POLICY 0x400ULL /* has client SELinux policy */ +#define OBD_CONNECT2_LSOM 0x800ULL /* LSOM support */ /* XXX README XXX: * Please DO NOT add flag values here before first ensuring that this same -- 1.8.3.1