From 1c12cf634e3f9c03239a492f927a9eb374f67033 Mon Sep 17 00:00:00 2001 From: wang di Date: Thu, 21 Jul 2016 22:43:57 -0400 Subject: [PATCH] staging: lustre: llite: cache directory striping information Cache directory striping information that the clients receive from the metadata servers. Signed-off-by: wang di Reviewed-on: http://review.whamcloud.com/7043 Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3531 Reviewed-by: John L. Hammond Reviewed-by: Jinshan Xiong Reviewed-by: Andreas Dilger Reviewed-by: Oleg Drokin Signed-off-by: James Simmons Signed-off-by: Greg Kroah-Hartman --- drivers/staging/lustre/lustre/llite/llite_internal.h | 3 +++ drivers/staging/lustre/lustre/llite/llite_lib.c | 15 +++++++++++++-- 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/drivers/staging/lustre/lustre/llite/llite_internal.h b/drivers/staging/lustre/lustre/llite/llite_internal.h index 27d3f77..baa208f 100644 --- a/drivers/staging/lustre/lustre/llite/llite_internal.h +++ b/drivers/staging/lustre/lustre/llite/llite_internal.h @@ -173,6 +173,8 @@ struct ll_inode_info { * -- I am the owner of dir statahead. */ pid_t d_opendir_pid; + /* directory stripe information */ + struct lmv_stripe_md *d_lmv_md; } d; #define lli_readdir_mutex u.d.d_readdir_mutex @@ -180,6 +182,7 @@ struct ll_inode_info { #define lli_sai u.d.d_sai #define lli_sa_lock u.d.d_sa_lock #define lli_opendir_pid u.d.d_opendir_pid +#define lli_lmv_md u.d.d_lmv_md /* for non-directory */ struct { diff --git a/drivers/staging/lustre/lustre/llite/llite_lib.c b/drivers/staging/lustre/lustre/llite/llite_lib.c index 75d568f..eb715be 100644 --- a/drivers/staging/lustre/lustre/llite/llite_lib.c +++ b/drivers/staging/lustre/lustre/llite/llite_lib.c @@ -2090,11 +2090,22 @@ struct md_op_data *ll_prep_md_op_data(struct md_op_data *op_data, ll_i2gids(op_data->op_suppgids, i1, i2); op_data->op_fid1 = *ll_inode2fid(i1); + if (S_ISDIR(i1->i_mode)) + op_data->op_mea1 = ll_i2info(i1)->lli_lmv_md; - if (i2) + if (i2) { op_data->op_fid2 = *ll_inode2fid(i2); - else + if (S_ISDIR(i2->i_mode)) + op_data->op_mea2 = ll_i2info(i2)->lli_lmv_md; + } else { fid_zero(&op_data->op_fid2); + } + + if (ll_i2sbi(i1)->ll_flags & LL_SBI_64BIT_HASH) + op_data->op_cli_flags |= CLI_HASH64; + + if (ll_need_32bit_api(ll_i2sbi(i1))) + op_data->op_cli_flags |= CLI_API32; op_data->op_name = name; op_data->op_namelen = namelen; -- 2.7.4