diff options
Diffstat (limited to 'fs/gfs2/page.c')
-rw-r--r-- | fs/gfs2/page.c | 64 |
1 files changed, 26 insertions, 38 deletions
diff --git a/fs/gfs2/page.c b/fs/gfs2/page.c index cd93644c7d7..a8165a693b5 100644 --- a/fs/gfs2/page.c +++ b/fs/gfs2/page.c @@ -38,20 +38,17 @@ void gfs2_pte_inval(struct gfs2_glock *gl) 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; - inode = gfs2_ip2v_lookup(ip); - if (inode) { - unmap_shared_mapping_range(inode->i_mapping, 0, 0); - iput(inode); + 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); - } + if (test_bit(GIF_SW_PAGED, &ip->i_flags)) + set_bit(GLF_DIRTY, &gl->gl_flags); clear_bit(GIF_SW_PAGED, &ip->i_flags); } @@ -68,19 +65,12 @@ void gfs2_page_inval(struct gfs2_glock *gl) struct inode *inode; ip = gl->gl_object; + inode = &ip->i_inode; if (!ip || !S_ISREG(ip->i_di.di_mode)) return; - inode = gfs2_ip2v_lookup(ip); - if (inode) { - struct address_space *mapping = inode->i_mapping; - - truncate_inode_pages(mapping, 0); - gfs2_assert_withdraw(ip->i_sbd, !mapping->nrpages); - - iput(inode); - } - + 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); } @@ -97,32 +87,30 @@ 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; - inode = gfs2_ip2v_lookup(ip); - if (inode) { - struct address_space *mapping = inode->i_mapping; - int error = 0; + mapping = inode->i_mapping; - if (flags & DIO_START) - filemap_fdatawrite(mapping); - if (!error && (flags & DIO_WAIT)) - error = filemap_fdatawait(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. */ + /* 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); + if (error == -ENOSPC) + set_bit(AS_ENOSPC, &mapping->flags); + else if (error) + set_bit(AS_EIO, &mapping->flags); - iput(inode); - } } /** @@ -138,8 +126,8 @@ void gfs2_page_sync(struct gfs2_glock *gl, int flags) int gfs2_unstuffer_page(struct gfs2_inode *ip, struct buffer_head *dibh, uint64_t block, void *private) { - struct gfs2_sbd *sdp = ip->i_sbd; - struct inode *inode = ip->i_vnode; + struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); + struct inode *inode = &ip->i_inode; struct page *page = (struct page *)private; struct buffer_head *bh; int release = 0; @@ -193,8 +181,8 @@ int gfs2_unstuffer_page(struct gfs2_inode *ip, struct buffer_head *dibh, int gfs2_block_truncate_page(struct address_space *mapping) { struct inode *inode = mapping->host; - struct gfs2_inode *ip = inode->u.generic_ip; - struct gfs2_sbd *sdp = ip->i_sbd; + struct gfs2_inode *ip = GFS2_I(inode); + struct gfs2_sbd *sdp = GFS2_SB(inode); loff_t from = inode->i_size; unsigned long index = from >> PAGE_CACHE_SHIFT; unsigned offset = from & (PAGE_CACHE_SIZE-1); |