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[GFS2] Remove page.[ch]

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The remaining routines in page.c were all only used in one other
file, so they are now moved into the files where they are referenced
and made static. Thus page.[ch] are no longer required.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Steven Whitehouse
2006-07-26 11:27:10 -04:00
parent f25ef0c1b4
commit ba7f72901c
9 changed files with 184 additions and 235 deletions
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89
fs/gfs2/glops.c
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@@ -23,11 +23,98 @@
#include "inode.h"
#include "log.h"
#include "meta_io.h"
#include "page.h"
#include "recovery.h"
#include "rgrp.h"
#include "util.h"
/**
* gfs2_pte_inval - Sync and invalidate all PTEs associated with a glock
* @gl: the glock
*
*/
static void gfs2_pte_inval(struct gfs2_glock *gl)
{
struct gfs2_inode *ip;
struct inode *inode;
ip = gl->gl_object;
inode = &ip->i_inode;
if (!ip || !S_ISREG(ip->i_di.di_mode))
return;
if (!test_bit(GIF_PAGED, &ip->i_flags))
return;
unmap_shared_mapping_range(inode->i_mapping, 0, 0);
if (test_bit(GIF_SW_PAGED, &ip->i_flags))
set_bit(GLF_DIRTY, &gl->gl_flags);
clear_bit(GIF_SW_PAGED, &ip->i_flags);
}
/**
* gfs2_page_inval - Invalidate all pages associated with a glock
* @gl: the glock
*
*/
static void gfs2_page_inval(struct gfs2_glock *gl)
{
struct gfs2_inode *ip;
struct inode *inode;
ip = gl->gl_object;
inode = &ip->i_inode;
if (!ip || !S_ISREG(ip->i_di.di_mode))
return;
truncate_inode_pages(inode->i_mapping, 0);
gfs2_assert_withdraw(GFS2_SB(&ip->i_inode), !inode->i_mapping->nrpages);
clear_bit(GIF_PAGED, &ip->i_flags);
}
/**
* gfs2_page_sync - Sync the data pages (not metadata) associated with a glock
* @gl: the glock
* @flags: DIO_START | DIO_WAIT
*
* Syncs data (not metadata) for a regular file.
* No-op for all other types.
*/
static void gfs2_page_sync(struct gfs2_glock *gl, int flags)
{
struct gfs2_inode *ip;
struct inode *inode;
struct address_space *mapping;
int error = 0;
ip = gl->gl_object;
inode = &ip->i_inode;
if (!ip || !S_ISREG(ip->i_di.di_mode))
return;
mapping = inode->i_mapping;
if (flags & DIO_START)
filemap_fdatawrite(mapping);
if (!error && (flags & DIO_WAIT))
error = filemap_fdatawait(mapping);
/* Put back any errors cleared by filemap_fdatawait()
so they can be caught by someone who can pass them
up to user space. */
if (error == -ENOSPC)
set_bit(AS_ENOSPC, &mapping->flags);
else if (error)
set_bit(AS_EIO, &mapping->flags);
}
/**
* meta_go_sync - sync out the metadata for this glock
* @gl: the glock