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Commit bce1bbf4 authored by wang di's avatar wang di Committed by Greg Kroah-Hartman
Browse files

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: default avatarwang di <di.wang@intel.com>
Reviewed-on: http://review.whamcloud.com/7043
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3531


Reviewed-by: default avatarJohn L. Hammond <john.hammond@intel.com>
Reviewed-by: default avatarJinshan Xiong <jinshan.xiong@intel.com>
Reviewed-by: default avatarAndreas Dilger <andreas.dilger@intel.com>
Reviewed-by: default avatarOleg Drokin <oleg.drokin@intel.com>
Signed-off-by: default avatarJames Simmons <jsimmons@infradead.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 049e215e

drivers/staging/lustre/lustre/llite/dir.c

+1 −0
Original line number Diff line number Diff line
@@ -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;

drivers/staging/lustre/lustre/llite/llite_nfs.c

+1 −0
Original line number Diff line number Diff line
@@ -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);

drivers/staging/lustre/lustre/llite/statahead.c

+6 −0
Original line number Diff line number Diff line
@@ -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);