From bce1bbf4b8903d557fd01dc1f7e01fab71b306d1 Mon Sep 17 00:00:00 2001 From: wang di Date: Tue, 16 Aug 2016 16:19:28 -0400 Subject: [PATCH] staging: lustre: llite: set op_max_pages Cache the maximum allowed pages supported by the llite layer. This value will be used in the mdc and lmv layer. 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/dir.c | 1 + drivers/staging/lustre/lustre/llite/llite_nfs.c | 1 + drivers/staging/lustre/lustre/llite/statahead.c | 6 ++++++ 3 files changed, 8 insertions(+) diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c index 9c7fa8f2b954..ed090155eb56 100644 --- a/drivers/staging/lustre/lustre/llite/dir.c +++ b/drivers/staging/lustre/lustre/llite/dir.c @@ -649,6 +649,7 @@ static int ll_readdir(struct file *filp, struct dir_context *ctx) } } } + op_data->op_max_pages = sbi->ll_md_brw_pages; ctx->pos = pos; rc = ll_dir_read(inode, &pos, op_data, ctx); pos = ctx->pos; diff --git a/drivers/staging/lustre/lustre/llite/llite_nfs.c b/drivers/staging/lustre/lustre/llite/llite_nfs.c index 2b652407c239..1e156dcf77c2 100644 --- a/drivers/staging/lustre/lustre/llite/llite_nfs.c +++ b/drivers/staging/lustre/lustre/llite/llite_nfs.c @@ -276,6 +276,7 @@ static int ll_get_name(struct dentry *dentry, char *name, goto out; } + op_data->op_max_pages = ll_i2sbi(dir)->ll_md_brw_pages; inode_lock(dir); rc = ll_dir_read(dir, &pos, op_data, &lgd.ctx); inode_unlock(dir); diff --git a/drivers/staging/lustre/lustre/llite/statahead.c b/drivers/staging/lustre/lustre/llite/statahead.c index 46b8fafa4efd..454c33e67da5 100644 --- a/drivers/staging/lustre/lustre/llite/statahead.c +++ b/drivers/staging/lustre/lustre/llite/statahead.c @@ -1052,6 +1052,8 @@ static int ll_statahead_thread(void *arg) if (IS_ERR(op_data)) return PTR_ERR(op_data); + op_data->op_max_pages = ll_i2sbi(dir)->ll_md_brw_pages; + if (sbi->ll_flags & LL_SBI_AGL_ENABLED) ll_start_agl(parent, sai); @@ -1355,6 +1357,10 @@ static int is_first_dirent(struct inode *dir, struct dentry *dentry) LUSTRE_OPC_ANY, dir); if (IS_ERR(op_data)) return PTR_ERR(op_data); + /** + * FIXME choose the start offset of the readdir + */ + op_data->op_max_pages = ll_i2sbi(dir)->ll_md_brw_pages; ll_dir_chain_init(&chain); page = ll_get_dir_page(dir, op_data, pos, &chain); -- 2.20.1