Merge tag 'gfs2-4.7.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2...

[platform/kernel/linux-exynos.git] / fs / gfs2 / file.c

diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 374dd53..e0f98e4 100644 (file)
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -355,8 +355,8 @@ static int gfs2_allocate_page_backing(struct page *page)
 {
        struct inode *inode = page->mapping->host;
        struct buffer_head bh;
-       unsigned long size = PAGE_CACHE_SIZE;
-       u64 lblock = page->index << (PAGE_CACHE_SHIFT - inode->i_blkbits);
+       unsigned long size = PAGE_SIZE;
+       u64 lblock = page->index << (PAGE_SHIFT - inode->i_blkbits);
 
        do {
                bh.b_state = 0;
@@ -387,7 +387,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
        struct gfs2_sbd *sdp = GFS2_SB(inode);
        struct gfs2_alloc_parms ap = { .aflags = 0, };
        unsigned long last_index;
-       u64 pos = page->index << PAGE_CACHE_SHIFT;
+       u64 pos = page->index << PAGE_SHIFT;
        unsigned int data_blocks, ind_blocks, rblocks;
        struct gfs2_holder gh;
        loff_t size;
@@ -402,7 +402,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
        if (ret)
                goto out;
 
-       gfs2_size_hint(vma->vm_file, pos, PAGE_CACHE_SIZE);
+       gfs2_size_hint(vma->vm_file, pos, PAGE_SIZE);
 
        gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
        ret = gfs2_glock_nq(&gh);
@@ -412,7 +412,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
        set_bit(GLF_DIRTY, &ip->i_gl->gl_flags);
        set_bit(GIF_SW_PAGED, &ip->i_flags);
 
-       if (!gfs2_write_alloc_required(ip, pos, PAGE_CACHE_SIZE)) {
+       if (!gfs2_write_alloc_required(ip, pos, PAGE_SIZE)) {
                lock_page(page);
                if (!PageUptodate(page) || page->mapping != inode->i_mapping) {
                        ret = -EAGAIN;
@@ -425,7 +425,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
        if (ret)
                goto out_unlock;
 
-       gfs2_write_calc_reserv(ip, PAGE_CACHE_SIZE, &data_blocks, &ind_blocks);
+       gfs2_write_calc_reserv(ip, PAGE_SIZE, &data_blocks, &ind_blocks);
        ap.target = data_blocks + ind_blocks;
        ret = gfs2_quota_lock_check(ip, &ap);
        if (ret)
@@ -448,7 +448,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
        lock_page(page);
        ret = -EINVAL;
        size = i_size_read(inode);
-       last_index = (size - 1) >> PAGE_CACHE_SHIFT;
+       last_index = (size - 1) >> PAGE_SHIFT;
        /* Check page index against inode size */
        if (size == 0 || (page->index > last_index))
                goto out_trans_end;
@@ -874,7 +874,7 @@ static long __gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t
                        rblocks += data_blocks ? data_blocks : 1;
 
                error = gfs2_trans_begin(sdp, rblocks,
-                                        PAGE_CACHE_SIZE/sdp->sd_sb.sb_bsize);
+                                        PAGE_SIZE/sdp->sd_sb.sb_bsize);
                if (error)
                        goto out_trans_fail;
 
@@ -896,7 +896,10 @@ static long __gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t
                mark_inode_dirty(inode);
        }
 
-       return generic_write_sync(file, pos, count);
+       if ((file->f_flags & O_DSYNC) || IS_SYNC(file->f_mapping->host))
+               return vfs_fsync_range(file, pos, pos + count - 1,
+                              (file->f_flags & __O_SYNC) ? 0 : 1);
+       return 0;
 
 out_trans_fail:
        gfs2_inplace_release(ip);
@@ -1144,7 +1147,7 @@ const struct file_operations gfs2_file_fops = {
 };
 
 const struct file_operations gfs2_dir_fops = {
-       .iterate        = gfs2_readdir,
+       .iterate_shared = gfs2_readdir,
        .unlocked_ioctl = gfs2_ioctl,
        .open           = gfs2_open,
        .release        = gfs2_release,
@@ -1172,7 +1175,7 @@ const struct file_operations gfs2_file_fops_nolock = {
 };
 
 const struct file_operations gfs2_dir_fops_nolock = {
-       .iterate        = gfs2_readdir,
+       .iterate_shared = gfs2_readdir,
        .unlocked_ioctl = gfs2_ioctl,
        .open           = gfs2_open,
        .release        = gfs2_release,