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Commit fa032744 authored by Ryusuke Konishi's avatar Ryusuke Konishi
Browse files

nilfs2: add sync_page method to page caches of meta data 



This applies block_sync_page() function to the sync_page method of
page caches for meta data files, gc page caches, and btree node
buffers.  This is a companion patch of ("nilfs2: enable sync_page
mothod") which applied the function for data pages.

This allows lock_page() for those meta data to unplug pending bio
requests.

Signed-off-by: default avatarRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
parent a53b4751

fs/nilfs2/btnode.c

+3 −1
Original line number Diff line number Diff line
@@ -46,7 +46,9 @@ void nilfs_btnode_cache_init_once(struct address_space *btnc) 
	INIT_LIST_HEAD(&btnc->i_mmap_nonlinear);

}



static struct address_space_operations def_btnode_aops;

static struct address_space_operations def_btnode_aops = {

	.sync_page		= block_sync_page,

};



void nilfs_btnode_cache_init(struct address_space *btnc,

			     struct backing_dev_info *bdi)

fs/nilfs2/gcinode.c

+3 −2
Original line number Diff line number Diff line
@@ -52,8 +52,9 @@ 
#include "dat.h"

#include "ifile.h"



static struct address_space_operations def_gcinode_aops = {};

/* XXX need def_gcinode_iops/fops? */

static struct address_space_operations def_gcinode_aops = {

	.sync_page		= block_sync_page,

};



/*

 * nilfs_gccache_submit_read_data() - add data buffer and submit read request

fs/nilfs2/mdt.c

+1 −0
Original line number Diff line number Diff line
@@ -430,6 +430,7 @@ nilfs_mdt_write_page(struct page *page, struct writeback_control *wbc) 


static struct address_space_operations def_mdt_aops = {

	.writepage		= nilfs_mdt_write_page,

	.sync_page		= block_sync_page,

};



static struct inode_operations def_mdt_iops;